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Rogue .js Scrpts

 
Post new topic   Reply to topic       All -> FavForums -> Unknown Files [del.icio.us!] [digg it!] [reddit!]
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maliciousbrains

Sergeant
Sergeant
Premium Member

Joined: Feb 23, 2008
Posts: 103

Premium

PostPosted: Tue Mar 18, 2008 3:10 am    Post subject: Rogue .js Scrpts
Reply with quote

password to zip is: infected

details:

File Name: dxdiag.exe
File size: 312832 bytes
MD5: 73f31e474c66f401e06fcbae71848596
SHA1: 2a0418b941948c864995d21d692b839d528d6a86
PEiD: ASPack v2.12 -> Alexey Solodovnikov
packers: ASPack
Prevx info: http://info.prevx.com/aboutprogramtext.asp?PX5=C85B08650098DACBC6AF04B5971D0C00DCB6A520

VirusTotal Result: 6/32 (18.75%)

Authentium 4.93.8 2008.03.14 Possibly a new variant of W32/NewMalware-LSU-based!Maximus
F-Prot 4.4.2.54 2008.03.16 W32/Downloader.F.gen!Eldorado
Microsoft 1.3301 2008.03.17 PWS:Win32/Hawthief.A
Panda 9.0.0.4 2008.03.17 Suspicious file
Prevx1 V2 2008.03.18 Generic.Malware
VBA32 3.12.6.3 2008.03.17 suspected of Trojan-Proxy.Agent.33 (paranoid heuristics)

Technical Details:

COM Activity:
COM Create Instance: C:\WINDOWS\system32\shdocvw.dll, ProgID: (Shell.Explorer.2), Interface ID: ({00000112-0000-0000-C000-000000000046})
COM Create Instance: %SystemRoot%\system32\shdocvw.dll, ProgID: (), Interface ID: ({00000000-0000-0000-C000-000000000046})
COM Create Instance: , ProgID: (), Interface ID: ({00000149-0000-0000-C000-000000000046})
COM Get Class Object: %SystemRoot%\system32\shdocvw.dll, Interface ID: ({00000001-0000-0000-C000-000000000046})
COM Get Class Object: oleaut32.dll, Interface ID: ({D5F569D0-593B-101A-B569-08002B2DBF7A})

File Systsm Activity:
Opened Files
C:\WINDOWS\system32\shdocvw.dll
\\.\PIPE\lsarpc
C:\WINDOWS\system32\stdole2.tlb
Chronological order
Get File Attributes: C:\WINDOWS\Registration Flags: (SECURITY_ANONYMOUS)
Open File: C:\WINDOWS\system32\shdocvw.dll (OPEN_EXISTING)
Open File: \\.\PIPE\lsarpc (OPEN_EXISTING)
Open File: C:\WINDOWS\system32\stdole2.tlb (OPEN_EXISTING)

Mutexes:
Creates Mutex: TacOnlyOnefile

Registry Activity:
Changes
HKEY_CLASSES_ROOT\TacOnlyOne "file" = [REG_DWORD, value: 000100D4]
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\User Agent\Post Platform "User-agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; http://bsalsa.com) ( Embedded Web Browser from: http://bsalsa.com/)" =
Reads
HKEY_CLASSES_ROOT\TypeLib\{EAB22AC0-30C1-11CF-A7EB-0000C05BAE0B}\1.1\0 "win32"
HKEY_CLASSES_ROOT\htmlfile\shell\open\ddeexec\application ""
HKEY_CLASSES_ROOT\htmlfile\shell\open\ddeexec\topic ""
HKEY_CLASSES_ROOT\Folder\shell\open\ddeexec\application ""
HKEY_CLASSES_ROOT\Folder\shell\open\ddeexec\topic ""
HKEY_CLASSES_ROOT\Folder\shell\open\ddeexec ""
HKEY_CLASSES_ROOT\Folder\shell\explore\ddeexec ""
HKEY_CLASSES_ROOT\Directory\shell\find\ddeexec ""
HKEY_CLASSES_ROOT "Interface\{85CB6900-4D95-11CF-960C-0080C7F4EE85}\ProxyStubClsid32"
HKEY_CLASSES_ROOT "Interface\{85CB6900-4D95-11CF-960C-0080C7F4EE85}\Forward"
HKEY_CLASSES_ROOT\Interface\{85CB6900-4D95-11CF-960C-0080C7F4EE85}\TypeLib ""
HKEY_CLASSES_ROOT\Interface\{85CB6900-4D95-11CF-960C-0080C7F4EE85}\TypeLib "Version"
HKEY_CLASSES_ROOT\TypeLib\{EAB22AC0-30C1-11CF-A7EB-0000C05BAE0B}\1.1\0\win32 ""
HKEY_CLASSES_ROOT\TypeLib\{00020430-0000-0000-C000-000000000046}\2.0\0 "win32"
HKEY_LOCAL_MACHINE\Software\Microsoft\Rpc "UDTAlignmentPolicy"
Enums
HKEY_CLASSES_ROOT\TypeLib\{EAB22AC0-30C1-11CF-A7EB-0000C05BAE0B}
HKEY_CLASSES_ROOT\TypeLib\{EAB22AC0-30C1-11CF-A7EB-0000C05BAE0B}\1.1

System Info Activity:
Get System Directory
Get Computer Name
Get System Time

--------------------------------------------------------------------------------

FileName: gbiehbsb.js
File size: 758784 bytes
MD5: 47071cf1938ebbf9493dbbf3d6b44a4a
SHA1: 1482277c7a9cc73abe44fbf8e22b0a58a3cb26fc
PEiD: ASPack v2.12 -> Alexey Solodovnikov
packers: Aspack
packers: ASPack

VirusTotal Result: 4/32 (12.50%)

BitDefender 7.2 2008.03.18 Generic.Banker.Delf.ED1F9491
Ikarus T3.1.1.20 2008.03.18 Trojan-Spy.Win32.Banker.enw
Microsoft 1.3301 2008.03.17 TrojanSpy:Win32/Bancos.gen!A
Sophos 4.27.0 2008.03.18 Mal/DelpBanc-A

Technical Details:

File System Activity:
Open File: C:\WINDOWS\system32\kernel32.dll (OPEN_EXISTING)

System Info Activity:
Get System Directory

Virtual Memory Activity:
VM Write - Target: (1908) Address: ($010A0000) Size: (12)
VM Write - Target: (1908) Address: ($010B0000) Size: (10)
VM Write - Target: (1908) Address: ($023E0000) Size: (10)

--------------------------------------------------------------------------------

File Name: svcpool.js
File size: 122368 bytes
MD5: f23d482fa43f1c0d9c16c20d656471ba
SHA1: 1cde84a40066cb54d1ed66145ef4989107837f59
PEiD: -
Prevx info: http://info.prevx.com/aboutprogramtext.asp?PX5=2E54962E009A2F83DEF6014FD0E13D00DB7BFBA2

VirusTotal Result: 5/32 (15.62%)

AntiVir 7.6.0.73 2008.03.17 TR/Spy.Gen
Panda 9.0.0.4 2008.03.17 Suspicious file
Prevx1 V2 2008.03.18 Heuristic: Suspicious Self Modifying File
Sophos 4.27.0 2008.03.18 Sus/Madcode-A
Webwasher-Gateway 6.6.2 2008.03.17 Trojan.Spy.Gen

Technical Details:

File System Activity:
Chronological order
Open File: \\.\PIPE\lsarpc (OPEN_EXISTING)
Open File: C:\WINDOWS\System32\ntdll.dll (OPEN_EXISTING)
Open File: C:\WINDOWS\system32\kernel32.dll (OPEN_EXISTING)
Open File: C:\WINDOWS\system32\ADVAPI32.dll (OPEN_EXISTING)

Mutexes:

Creates Mutex: Global\mchMixCache$3f4
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77f7f3c3
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77e8049b
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77e805d8
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77e7296f
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77e805b8
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77e71afe
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77e64b7c
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77e645e4
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77e630f1
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77e73628
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77e7350e
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77dd72f0
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77dd5fce
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77dd590b
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77dd567c
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77ddb065
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77dd839f
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77dd5c55
Creates Mutex: Global\Mutex, mAH, Process $000003f4, API $77dd5bb1

Someone please post them to ListServ


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tetak

MIRT Team Lead
Premium Member

Joined: Jan 19, 2007
Posts: 5869

MIRT Premium

PostPosted: Thu Mar 20, 2008 5:21 pm    Post subject:
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I've added the files to the malware listserv.


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