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TrojanDownloader:Win32/Yemrok.A

First posted on 10 December 2013.
Source: Microsoft

Aliases :

There are no other names known for TrojanDownloader:Win32/Yemrok.A.

Explanation :

Threat behavior TrojanDownloader:Win32/Yemrok.A is a trojan that silently downloads and installs other programs without consent. This could include the installation of additional malware or malware components to an affected computer.

Installation

When it runs, TrojanDownloader:Win32/Yemrok.A copies itself to \eeiaea.exe. Note: refers to a variable location that is determined by the malware by querying the Operating System. The default installation location for the System folder for Windows 2000 and NT is C:\Winnt\System32; and for XP, Vista, and 7 is C:\Windows\System32.

Payload

Contacts remote hosts
TrojanDownloader:Win32/Yemrok.A may contact the following remote hosts:

• 0.0.0.0 using port 6677
• 199.36.76.95 using port 2305

Commonly, malware may contact a remote host for the following purposes:

• To confirm Internet connectivity
• 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 3824358df69d8faefff066cdc4fe8f6bc920daee.Symptoms

System changes

The following could indicate that you have this threat on your PC:

• The presence of the following files:
  
  \eeiaea.exe

Last update 10 December 2013

 

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