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Malwares 분석

r.exe

by 글벌레 2009. 2. 14.
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테스트실시환경
Windows XP SP2 Professional 입니다 . 

파일 정보

   r.exe  File size: 68608 bytes
MD5...: 1ed1d899561e79488132cd59dfd2d3b4

r.exe 의 바이러스 토탈 검사 결과

검사 파일: r.exe 전송 시각: 2009.02.13 17:20:36 (CET)
안티바이러스 엔진 버전 정의 날짜 검사 결과
a-squared 4.0.0.93 2009.02.13 Virus.Win32.Zbot!IK
AhnLab-V3 5.0.0.2 2009.02.13 Win-Trojan/Agent.68608.CM
AntiVir 7.9.0.79 2009.02.13 TR/Spy.ZBot.mtu
Authentium 5.1.0.4 2009.02.13 -
Avast 4.8.1335.0 2009.02.12 Win32:Zbot-AZQ
AVG 8.0.0.237 2009.02.13 Crypt.CJL
BitDefender 7.2 2009.02.13 -
CAT-QuickHeal 10.00 2009.02.13 -
ClamAV 0.94.1 2009.02.13 -
Comodo 976 2009.02.13 -
DrWeb 4.44.0.09170 2009.02.13 Trojan.Packed.139
eSafe 7.0.17.0 2009.02.12 -
eTrust-Vet 31.6.6355 2009.02.13 -
F-Prot 4.4.4.56 2009.02.13 -
F-Secure 8.0.14470.0 2009.02.13 Trojan-Spy.Win32.Zbot.mtu
Fortinet 3.117.0.0 2009.02.13 -
GData 19 2009.02.13 Win32:Zbot-AZQ
Ikarus T3.1.1.45.0 2009.02.13 Virus.Win32.Zbot
K7AntiVirus 7.10.629 2009.02.13 -
Kaspersky 7.0.0.125 2009.02.13 Trojan-Spy.Win32.Zbot.mtu
McAfee 5524 2009.02.12 -
McAfee+Artemis 5524 2009.02.12 Generic!Artemis
Microsoft 1.4306 2009.02.13 PWS:Win32/Zbot.gen!R
NOD32 3851 2009.02.13 Win32/Spy.Zbot.IB
Norman 6.00.02 2009.02.13 W32/Malware.FKHB
nProtect 2009.1.8.0 2009.02.13 Trojan-Spy/W32.ZBot.309760
Panda 10.0.0.10 2009.02.13 Trj/CI.A
PCTools 4.4.2.0 2009.02.13 -
Prevx1 V2 2009.02.13 Rootkit
Rising 21.16.42.00 2009.02.13 -
SecureWeb-Gateway 6.7.6 2009.02.13 Trojan.Spy.ZBot.mtu
Sophos 4.38.0 2009.02.13 Troj/ZbotPP-Fam
Sunbelt 3.2.1851.2 2009.02.12 RiskTool.Win32.ProcessPatcher.Nor!cobra (v)
Symantec 10 2009.02.13 -
TheHacker 6.3.1.9.255 2009.02.13 Trojan/Spy.Zbot.lom
TrendMicro 8.700.0.1004 2009.02.13 -
VBA32 3.12.8.12 2009.02.13 -
ViRobot 2009.2.13.1605 2009.02.13 Trojan.Win32.Zbot.68608.AC
VirusBuster 4.5.11.0 2009.02.13 -
 
추가 정보
File size: 68608 bytes
MD5...: 1ed1d899561e79488132cd59dfd2d3b4
SHA1..: e0d1ee1cd5d0cc0202d1321ef4e89471a4e816e7
SHA256: 3bbd555366e82b419626a5c8f3e817f1710e8194f05490377b86e79122512c92
SHA512: 4ad153a7cc353a67178bd2daa1eecc631b4ceddc9800c1c8a696a9750f921f5e
c258f2bc406f5fb810ca77fdf9b9a14b0582715132fdd1ccce7dba16c4d4f3a9
ssdeep: 1536:lnvRU3fdXV9Bou+RkELMc/IAzEs5rnrOm44:BvMdXBXj4bNl
PEiD..: -
TrID..: File type identification
Win32 Executable Generic (68.0%)
Generic Win/DOS Executable (15.9%)
DOS Executable Generic (15.9%)
Autodesk FLIC Image File (extensions: flc, fli, cel) (0.0%)
PEInfo: PE Structure information

( base data )
entrypointaddress.: 0x62f2
timedatestamp.....: 0x4863b393 (Thu Jun 26 15:19:47 2008)
machinetype.......: 0x14c (I386)

( 2 sections )
name viradd virsiz rawdsiz ntrpy md5
.text 0x1000 0x10578 0x10600 6.78 90bf557709e06d73b12ceb7729c979c0
.data 0x12000 0x4034 0x200 0.12 6585e4db32666c2095cefa8e7ee87e85

( 4 imports )
> ADVAPI32.dll: CryptDestroyHash, RegEnumKeyExA, CryptHashData, RegDeleteValueA, CryptGetHashParam, RegCreateKeyExA, CryptReleaseContext, RegSetValueExA, GetUserNameW, DuplicateTokenEx, CryptCreateHash
> KERNEL32.dll: GetFileAttributesA, GetVersionExW, LeaveCriticalSection, GetTickCount, VirtualAlloc, GetSystemTime, GetFileAttributesW, FindNextFileW, GetUserDefaultUILanguage, SystemTimeToFileTime, GetProcAddress, WideCharToMultiByte, EnterCriticalSection, GetLocalTime, ExpandEnvironmentStringsW, InitializeCriticalSection, GlobalUnlock, VirtualProtect, GetModuleHandleA, lstrcatA, FindResourceW, GetFileSizeEx
> USER32.dll: GetWindowThreadProcessId, MsgWaitForMultipleObjects, OpenWindowStationA, PeekMessageA, GetClipboardData, DispatchMessageA, GetClassNameA, SetProcessWindowStation, SendMessageA
> SHLWAPI.dll: StrCmpNIA, SHDeleteKeyA, wvnsprintfA, wnsprintfA, PathCombineW, PathFindFileNameW, StrStrW, wvnsprintfW, wnsprintfW, PathMatchSpecW, PathRemoveFileSpecW

( 0 exports )
ThreatExpert info: <a href='http://www.threatexpert.com/report.aspx?md5=1ed1d899561e79488132cd59dfd2d3b4' target='_blank'>http://www.threatexpert.com/report.aspx?md5=1ed1d899561e79488132cd59dfd2d3b4</a>
Prevx info: <a href='http://info.prevx.com/aboutprogramtext.asp?PX5=06AD249E00A30C160CC101F142302D003BEE5F16' target='_blank'>http://info.prevx.com/aboutprogramtext.asp?PX5=06AD249E00A30C160CC101F142302D003BEE5F16</a>

r.exe 의 실행이 시스템에 준 변화

 파일생성
 windows\system32\twex.exe
 레지스트리 변화
 [HKEY_LOCAL_MACHINE\software\microsoft\windows nt\currentversion\winlogon]
"userinit"="C:\WINDOWS\system32\userinit.exe,"

위 정상 값이 아래처럼 바뀜 .

[HKEY_LOCAL_MACHINE\software\microsoft\windows nt\currentversion\winlogon]
"userinit"="C:\WINDOWS\system32\userinit.exe,C:\WINDOWS\system32\twex.exe,"

twex.exe의 파일정보
 twex.exe  File size: 494080 bytes
MD5...: 0139ceb97b7198135df5d4d6e81ba959

 관련 글 보기

① 손쉽게 파일 정보 확인 하기

2009/02/05 - [유용한 팁들] - 바이러스 검사 - Virus Total / VirScan

② 삭제되지 않는 파일 삭제하기

2009/02/04 - [유용한 팁들] - movefile 활용
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