ThreatExpert Report: Trojan Horse, Trojan-DDoS.Win32.WarezX, DDoS-WarezX, Troj/Warex..

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Submission Summary:

Submission details:

Submission received: 21 October 2012, 07:03:55
Processing time: 7 min 46 sec
Submitted sample:

File MD5: 0xA204D6843930B5D987B0B65CD427146B
File SHA-1: 0xE6FD5801A43856590AD802EB53682ADF1F359F94
Filesize: 461,312 bytes
Alias:

Trojan Horse [Symantec]
Trojan-DDoS.Win32.WarezX [Kaspersky Lab]
DDoS-WarezX [McAfee]
Troj/Warex [Sophos]
DDoS:Win32/WarezX [Microsoft]
Trojan-DDoS.Win32.WarezX [Ikarus]
Win-Trojan/Warezx.461312 [AhnLab]

Technical Details:

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 file was created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%Windir%\HandleTask32.exe [file and pathname of the sample #1]	461,312 bytes	MD5: 0xA204D6843930B5D987B0B65CD427146B SHA-1: 0xE6FD5801A43856590AD802EB53682ADF1F359F94	Trojan Horse [Symantec] Trojan-DDoS.Win32.WarezX [Kaspersky Lab] DDoS-WarezX [McAfee] Troj/Warex [Sophos] DDoS:Win32/WarezX [Microsoft] Trojan-DDoS.Win32.WarezX [Ikarus] Win-Trojan/Warezx.461312 [AhnLab]

Note:

%Windir% is a variable that refers to the Windows installation folder. By default, this is C:\Windows or C:\Winnt.

Memory Modifications

There were new processes created in the system:

Process Name	Process Filename	Main Module Size
HandleTask32.exe	%Windir%\handletask32.exe	487,424 bytes
[filename of the sample #1]	[file and pathname of the sample #1]	487,424 bytes

Registry Modifications

The newly created Registry Value is:

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]

Taskhandle32 = "%Windir%\HandleTask32.exe"

so that HandleTask32.exe runs every time Windows starts

Other details

The following port was open in the system:

Port	Protocol	Process
1034	TCP	HandleTask32.exe (%Windir%\HandleTask32.exe)

The following Host Names were requested from a host database:

irc.ptlink.net
irc.undernet.org
irc.newnet.net
irc.dal.net

Outbound traffic (potentially malicious)

Attention! There was a new connection established with a remote IRC Server. The generated outbound IRC traffic is provided below:

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