Submission Summary:

• Submission details:
• Submission received: 24 September 2012, 14:49:36
• Processing time: 9 min 43 sec
• Submitted sample:
• File MD5: 0x9AAC68ACA924089FCC904FED9A85414F
• File SHA-1: 0x22B9150AD29858E087D46D499B14DB9EE1EDF266
• Filesize: 100,384 bytes
• Alias & packer info:
• Mal/IRCBot-C [Sophos]
• Win32/IRCBot.worm.Gen [AhnLab]
• packed with: UPX [Kaspersky Lab]

• Summary of the findings:

What's been found	Severity Level
Communication with a remote IRC server.
Creates a startup registry entry.
Contains characteristics of an identified security risk.

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 files were created in the system:

#	Filename(s)	File Size	File Hash	Alias
1	%AppData%\A-1111705088.exe %Programs%\Startup\A-1111705088.exe [file and pathname of the sample #1]	100,384 bytes	MD5: 0x9AAC68ACA924089FCC904FED9A85414F SHA-1: 0x22B9150AD29858E087D46D499B14DB9EE1EDF266	Mal/IRCBot-C [Sophos] Win32/IRCBot.worm.Gen [AhnLab] packed with UPX [Kaspersky Lab]
2	%Windir%\Temp\temp-1111705088.bat	188 bytes	MD5: 0x4A5D804420CF17666A3790B6A9C6D275 SHA-1: 0x721AE2579664CA4C3C2E76655F5A166C961EEDC4	Bat/sdel [McAfee]

• Notes:
• %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.
• %Programs% is a variable that refers to the file system directory that contains the user's program groups. A typical path is C:\Documents and Settings\[UserName]\Start Menu\Programs.
• %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:

Registry Modifications

• The newly created Registry Values are:
• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
• A-1111705088 = "%AppData%\A-1111705088.exe"

so that A-1111705088.exe runs every time Windows starts

• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
• A-1111705088 = "%AppData%\A-1111705088.exe"

so that A-1111705088.exe runs every time Windows starts

• [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnceEx]
• A-1111705088 = "%AppData%\A-1111705088.exe"

so that A-1111705088.exe runs every time Windows starts

• [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
• A-1111705088 = "%AppData%\A-1111705088.exe"

so that A-1111705088.exe runs every time Windows starts

Other details

• To mark the presence in the system, the following Mutex object was created:
• -1111705088

• The following ports were open in the system:

• The following Host Names were requested from a host database:
• 192.5.5.241
• cmjc.whhcd.info

Outbound traffic (potentially malicious)

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