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Trojan:Win32/Popureb.E


Trojan:Win32/Popureb.E 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.


What to do now

To detect and remove this threat and other malicious software that may have been installed in your computer, run a full-system scan with an up-to-date antivirus product such as the following: For more information about using antivirus software, see http://www.microsoft.com/windows/antivirus-partners/.

Threat behavior

Trojan:Win32/Popureb.E 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
Trojan:Win32/Popureb.E creates the following files on an affected computer:

  • <current folder>\hello_tt.sys - detected as VirTool:WinNT/Popureb.A
  • \physicaldrive0
  • c:\documents and settings\all users\documents\my videos\pulgfile.log
Payload
Contacts remote hosts
Trojan:Win32/Popureb.E may contact the following remote hosts using port 83:

  • 1.dh818.info
  • 2.dh818.info

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 e5d34d35af19e30562eb9aad23cc2789d22b29fe.

Symptoms

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

  • The presence of the following files:

  • <current folder>\hello_tt.sys
    \physicaldrive0
    c:\documents and settings\all users\documents\my videos\pulgfile.log


Prevention


Alert level: Severe
First detected by definition: 1.107.49.0
Latest detected by definition: 1.107.49.0 and higher
First detected on: Jun 21, 2011
This entry was first published on: Jun 27, 2011
This entry was updated on: Jun 29, 2011

This threat is also detected as:
  • Backdoor.Win32.Phanta.ar (Kaspersky)
  • Suspicious.Emit (Symantec)