ThreatExpert Report: Backdoor.Graybird, Generic.dx, Troj/AdbPat-A, Packed.Win32.Klone..

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Submission Summary:

Submission details:

Submission received: 6 August 2012, 21:28:18
Processing time: 8 min 35 sec
Submitted sample:

File MD5: 0x051E5D57E6D1BC277689EB118E46B808
File SHA-1: 0x30D0974E72024394F7D131138D6E563B721C5C94
Filesize: 77,824 bytes
Alias & packer info:

Backdoor.Graybird [Symantec]
Generic.dx [McAfee]
Troj/AdbPat-A [Sophos]
Packed.Win32.Klone [Ikarus]
Win-Trojan/Xema.variant [AhnLab]
packed with: NSPack [Kaspersky Lab]

Technical Details:

Possible Security Risk

Attention! The following threat category was identified:

Threat Category	Description
	A malicious backdoor trojan that runs in the background and allows remote access to the compromised system

File System Modifications

The following files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%Temp%\Acknowledge -BRK-.FON	3,552 bytes	MD5: 0xBDB01B6410847CD7FD73391A36CF8696 SHA-1: 0x2236374097E671917AB813CCBF48B15AE0B6FDFB	(not available)
2	%Temp%\bassmod.dll	9,728 bytes	MD5: 0x780D14604D49E3C634200C523DEF8351 SHA-1: 0xE208EF6F421D2260070A9222F1F918F1DE0A8EEB	(not available)
3	[file and pathname of the sample #1]	77,824 bytes	MD5: 0x051E5D57E6D1BC277689EB118E46B808 SHA-1: 0x30D0974E72024394F7D131138D6E563B721C5C94	Backdoor.Graybird [Symantec] Generic.dx [McAfee] Troj/AdbPat-A [Sophos] Packed.Win32.Klone [Ikarus] Win-Trojan/Xema.variant [AhnLab] packed with NSPack [Kaspersky Lab]

Note:

%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).

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]	995,328 bytes

Other details

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

United Kingdom

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