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Trojan:Win32/Folyris.A

First posted on 29 October 2013.
Source: Microsoft

Aliases :

There are no other names known for Trojan:Win32/Folyris.A.

Explanation :

Threat behavior Trojan:Win32/Folyris.A 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/Folyris.A copies itself to c:\documents and settings\administrator\ctfmon.exe. The malware creates the file c:\documents and settings\administrator\local settings\temp\i-<random number>.bat on your PC, for example c:\documents and settings\administrator\local settings\temp\i-707271198.bat.

Payload

Contacts remote host

Trojan:Win32/Folyris.A may contact a remote host at aba.net.ua using port 80. Commonly, malware does this to:

• Report a new infection to its author
• Receive configuration or other data
• Download and run files, including updates or other malware
• Receive instruction from a remote hacker
• Upload data taken from your PC

This malware description was produced and published using our automated analysis system's examination of file SHA1 927cc6682bf975f83af03f7d203ef70ced4caeda.Symptoms

System changes

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

• The presence of the following files:
  
  

c:\documents and settings\administrator\ctfmon.exe
c:\documents and settings\administrator\local settings\temp\i-707271198.bat

Last update 29 October 2013

 

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