ThreatExpert Report: Trojan.Dropper, Trojan.Win32.Delf.fvq, Trojan-Dropper.Delf, Rootkit.Podnuha..

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Submission Summary:

Submission details:

Submission received: 7 May 2009, 07:52:27
Processing time: 6 min 52 sec
Submitted sample:

File MD5: 0xCA41871F81750D635F97C77C390E4553
File SHA-1: 0xEC3843E09CCBF1A732B5F9FA9E555329A41ED89E
Filesize: 150,528 bytes
Alias:

Trojan.Dropper [Symantec]
Trojan.Win32.Delf.fvq [Kaspersky Lab]
Trojan-Dropper.Delf [Ikarus]

Summary of the findings:

What's been found	Severity Level
Contains characteristics of an identified security risk.

Technical Details:

Possible Security Risk

Attention! The following threat categories were identified:

Threat Category	Description
	A code with the rootkit-specific techniques designed to hide the software presence in the system
	A hacktool that could be used by attackers to break into a system
	A malicious trojan horse or bot that may represent security risk for the compromised system and/or its network environment

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%Temp%\Autorun.exe	10,240 bytes	MD5: 0x056F664DB85942D928BA9497612CCC86 SHA-1: 0xE9DEC1D06257C11D312F843210395643DE508D30	packed with PE_Patch.UPX [Kaspersky Lab]
2	%System%\aarsk.dll %System%\abeno.dll %System%\abkeg.dll %System%\abqqk.dll %System%\acrhn.dll %System%\adcae.dll %System%\adojc.dll %System%\aeeqe.dll %System%\aefpj.dll %System%\aepfm.dll %System%\afmoh.dll %System%\afnok.dll %System%\aghtp.dll %System%\agrgs.dll %System%\ahdgf.dll %System%\ahtef.dll %System%\ahtsi.dll %System%\ahtst.dll %System%\aipid.dll %System%\ajorq.dll %System%\ajsge.dll %System%\aleqj.dll %System%\amolr.dll %System%\anode.dll %System%\anpki.dll %System%\antse.dll %System%\apbit.dll %System%\apgao.dll %System%\aplom.dll %System%\aqheb.dll %System%\arplo.dll %System%\arspg.dll %System%\asmdq.dll %System%\atbra.dll %System%\bachm.dll %System%\bampa.dll %System%\bapqi.dll %System%\batho.dll %System%\bbfmt.dll %System%\bbmoc.dll %System%\bbopo.dll %System%\bbskb.dll %System%\bchgt.dll %System%\bdgdf.dll %System%\beclr.dll %System%\betho.dll %System%\bfjhp.dll %System%\bgjdf.dll %System%\bhdgf.dll %System%\bhgkj.dll %System%\bhtnb.dll %System%\biafk.dll %System%\bimgd.dll %System%\bketo.dll %System%\blltj.dll %System%\blosh.dll %System%\bmtoa.dll %System%\bnimj.dll %System%\bnosc.dll %System%\boain.dll %System%\bocff.dll %System%\bodbf.dll %System%\bohba.dll %System%\bpobg.dll %System%\brlss.dll %System%\brmfg.dll %System%\bsqgm.dll %System%\bsrkh.dll %System%\cabgk.dll %System%\cccpb.dll %System%\cdehg.dll %System%\cdkjb.dll %System%\cekfr.dll %System%\cemdd.dll %System%\cgasp.dll %System%\cgfnj.dll %System%\chfol.dll %System%\cjajo.dll %System%\cjppb.dll %System%\ckccq.dll %System%\ckklo.dll %System%\cktdi.dll %System%\clkmk.dll %System%\cmond.dll %System%\cnlct.dll %System%\codlo.dll %System%\cofbd.dll %System%\cofre.dll %System%\coirn.dll %System%\combi.dll %System%\corca.dll %System%\cqcmg.dll %System%\cqcrs.dll %System%\crmsd.dll %System%\csfbb.dll %System%\csjfj.dll %System%\csqkq.dll %System%\ctbts.dll %System%\ctoio.dll %System%\ctqeb.dll	95,744 bytes	MD5: 0x56AA574E304D696255572D3BFAEF5CB9 SHA-1: 0xD7972B2F025B88C28E5E2C358BE8A1285E08CFCE	Rootkit.Podnuha [PCTools] Hacktool.Rootkit [Symantec] Rootkit.Win32.Podnuha.bmu [Kaspersky Lab] Generic.dx [McAfee] Troj/Rootkit-EW [Sophos] Rootkit.Win32.Podnuha [Ikarus]
3	%System%\ffebe.dll %System%\pgnko.dll %System%\tbtkt.dll	95,744 bytes	MD5: 0x354414DF157E0788F207AD18FAA2D9BF SHA-1: 0x8408AABAD1D23C5D63925F42C8CD65EB68945283	(not available)
4	[file and pathname of the sample #1]	150,528 bytes	MD5: 0xCA41871F81750D635F97C77C390E4553 SHA-1: 0xEC3843E09CCBF1A732B5F9FA9E555329A41ED89E	Trojan.Dropper [Symantec] Trojan.Win32.Delf.fvq [Kaspersky Lab] Trojan-Dropper.Delf [Ikarus]

Notes:

%Temp% is a variable that refers to the temporary folder in the short path form. By default, this is C:\Documents and Settings\[UserName]\Local Settings\Temp\ (Windows NT/2000/XP).
%System% is a variable that refers to the System folder. By default, this is C:\Windows\System (Windows 95/98/Me), C:\Winnt\System32 (Windows NT/2000), or C:\Windows\System32 (Windows XP).

Memory Modifications

There was a new process created in the system:

Process Name	Process Filename	Main Module Size
[filename of the sample #1]	[file and pathname of the sample #1]	172,032 bytes

Other details

Analysis of the file resources indicate the following possible countries of origin:

	Russian Federation
	United Kingdom

To mark the presence in the system, the following Mutex object was created:

bA1CD4A43h

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