ThreatExpert Report: Trojan.ADH, Mal/Generic-L, Backdoor.Win32.IRCBot

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Submission Summary:

Submission details:

Submission received: 18 August 2012, 21:27:44
Processing time: 8 min 6 sec
Submitted sample:

File MD5: 0x434E2899B5735FDBA10AF3A6522400EF
File SHA-1: 0xE76C55FFA0240CB1162C4BE01FFB5F17DDB4CC49
Filesize: 1,845,804 bytes
Alias:

Trojan.ADH [Symantec]
Mal/Generic-L [Sophos]
Backdoor.Win32.IRCBot [Ikarus]

Summary of the findings:

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

Technical Details:

The new window was created, as shown below:

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Possible Security Risk

Attention! The following threat category was identified:

Threat Category	Description
	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	%AppData%\Thinstall\Mp3Doctor 5.11.049\Registry.rw.lck	36 bytes	MD5: 0x5E8350A87CE58240D50C5306974CB728 SHA-1: 0xAEDF3E2FD70BF8BC0D8D3186DA67A35D21A239E1	(not available)
2	%AppData%\Thinstall\Mp3Doctor 5.11.049\Registry.rw.tvr	4,096 bytes	MD5: 0x1A2992BA1477CF5B1F0507B48F86F2DB SHA-1: 0xBB6DA91E432DB3893E97A745DE73DA59C1B57D0D	(not available)
3	%AppData%\Thinstall\Mp3Doctor 5.11.049\Registry.tvr.backup	4,096 bytes	MD5: 0xBC9E930D8ECACF4C8B739590C87BB797 SHA-1: 0xD60CEE5F7B851119BF184635A6987CA26F604B28	(not available)
4	[file and pathname of the sample #1]	1,845,804 bytes	MD5: 0x434E2899B5735FDBA10AF3A6522400EF SHA-1: 0xE76C55FFA0240CB1162C4BE01FFB5F17DDB4CC49	Trojan.ADH [Symantec] Mal/Generic-L [Sophos] Backdoor.Win32.IRCBot [Ikarus]

Note:

%AppData% is a variable that refers to the file system directory that serves as a common repository for application-specific data. A typical path is C:\Documents and Settings\[UserName]\Application Data.

The following directories were created:

%AppData%\Thinstall
%AppData%\Thinstall\Mp3Doctor 5.11.049

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]	6,909,952 bytes

Other details

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

Spain

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