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Trojan:Win32/Korad.F

First posted on 11 June 2014.
Source: Microsoft

Aliases :

There are no other names known for Trojan:Win32/Korad.F.

Explanation :

Threat behavior

Installation

Trojan:Win32/Korad.F creates the following files on your PC:

• %programfiles%\ckvgxvsigg\ckvgxvsigg.dll - detected as Trojan:Win32/Korad.D
• c:\documents and settings\administrator\local settings\temp\nssf.tmp
• c:\documents and settings\administrator\local settings\temp\nsi10.tmp\math.dll
• c:\documents and settings\administrator\local settings\temp\nsi10.tmp\nscmds.dll
• c:\documents and settings\administrator\local settings\temp\nsi10.tmp\system.dll

Payload

Contacts remote hosts

Trojan:Win32/Korad.F may contact the following remote hosts using port 80:

• www.clicko.co.kr
• www.windownum.com

Commonly, malware does this to:

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

This malware description was produced and published using automated analysis of file SHA1 5dc8b918be400abb99a9f5b131f1bbd8bc53be8b.Symptoms

System changes

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

• You have these files:
  
  %programfiles%\ckvgxvsigg\ckvgxvsigg.dll
  c:\documents and settings\administrator\local settings\temp\nssf.tmp
  c:\documents and settings\administrator\local settings\temp\nsi10.tmp\math.dll
  c:\documents and settings\administrator\local settings\temp\nsi10.tmp\nscmds.dll
  c:\documents and settings\administrator\local settings\temp\nsi10.tmp\system.dll

Last update 11 June 2014

 

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