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Trojan:Win32/Dishigy.J

First posted on 12 September 2013.
Source: Microsoft

Aliases :

There are no other names known for Trojan:Win32/Dishigy.J.

Explanation :

Threat behavior Trojan:Win32/Dishigy.J is a malicious program that is unable to spread of its own accord. It may perform a number of actions of an attacker's choice on an affected computer.

Installation

When it runs, Trojan:Win32/Dishigy.J copies itself to %windir%\ofocxcn.exe. The malware modifies the following registry entry so that it runs each time you start your PC:

Adds value: "Shell"
With data: "explorer.exe, ofocxcn.exe"
To subkey: HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon The malware creates the following files on your computer:

• c:\documents and settings\all users\application data\systemskey.ini

Payload

Contacts remote host
Trojan:Win32/Dishigy.J may contact a remote host at www.lucky-roger.biz using port 80. Commonly, malware may contact a remote host for the following purposes:

• To report a new infection to its author
• To receive configuration or other data
• To download and execute arbitrary files (including updates or additional malware)
• To receive instruction from a remote attacker
• To upload data taken from the affected computer

This malware description was produced and published using our automated analysis system's examination of file SHA1 47a29dc28e68beda3aba7460c6d9a2d980b3960c.Symptoms

System changes

The following system changes may indicate the presence of this malware:

• The presence of the following files:
  
  

%windir%\ofocxcn.exe
c:\documents and settings\all users\application data\systemskey.ini

• The presence of the following registry modifications:

Adds value: "Shell"
With data: "explorer.exe, ofocxcn.exe"
To subkey: HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon

Last update 12 September 2013

 

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