ThreatExpert Report: Trojan.Adclicker, Trojan-Dropper.Win32.Agent.woe, Boaxxe.dr, Mal/Dropper-AC..

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Submission Summary:

Submission details:

Submission received: 10 November 2008, 06:57:15
Processing time: 5 min 40 sec
Submitted sample:

File MD5: 0x5604296A4D0CC958BBE1F5D731DBC66A
File SHA-1: 0x80FAFCF472DD595EE6C84A8D6390BA831D3C6FF4
Filesize: 115,200 bytes
Alias & packer info:

Trojan.Adclicker [Symantec]
Trojan-Dropper.Win32.Agent.woe [Kaspersky Lab]
Boaxxe.dr [McAfee]
Mal/Dropper-AC [Sophos]
Win32.SuspectCrc [Ikarus]
packed with: PE_Patch.UPX [Kaspersky Lab]

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 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	%System%\cdfvie.dll	91,648 bytes	MD5: 0x9D453FE71FD4D5AE6489D224F841C46E SHA-1: 0x79A74E79A8175C42D32E92B3CDF85EE859B54A15	Rootkit.Podnuha.Gen.2 [PCTools] Trojan Horse [Symantec] Rootkit.Win32.Podnuha.bef [Kaspersky Lab] Boaxxe.dll [McAfee] Virus.Win32.Podnuha.BJ [Ikarus]
2	[file and pathname of the sample #1]	115,200 bytes	MD5: 0x5604296A4D0CC958BBE1F5D731DBC66A SHA-1: 0x80FAFCF472DD595EE6C84A8D6390BA831D3C6FF4	Trojan.Adclicker [Symantec] Trojan-Dropper.Win32.Agent.woe [Kaspersky Lab] Boaxxe.dr [McAfee] Mal/Dropper-AC [Sophos] Win32.SuspectCrc [Ikarus] packed with PE_Patch.UPX [Kaspersky Lab]

Note:

%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]	151,552 bytes

Registry Modifications

The newly created Registry Value is:

[HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows]

Device = "_#VMwareVirtualPrinter,winspool,TPVM:"

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:

Global\U6EDz6C-D_bhom_9-st

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