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BKDR_PAPRAS.BQ

October 08, 2012
 PLATFORM:

Windows 2000, XP, Server 2003

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Backdoor

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

BLOCKED:

http://89.187.37.106

http://89.187.53.197

http://27.131.32.21

http://91.213.174.40

This backdoor opens a hidden Internet Explorer window.

It requires its main component to successfully perform its intended routine.

  TECHNICAL DETAILS

File Size:

Varies

File Type:

DLL

Memory Resident:

Yes

Initial Samples Received Date:

27 Jul 2010

Payload:

Compromises system security

Backdoor Routine

This backdoor opens a hidden Internet Explorer window.

It connects to the following URL(s) to send and receive commands from a remote malicious user:

  • http://{BLOCKED}.{BLOCKED}.37.106
  • http://{BLOCKED}.{BLOCKED}.53.197
  • http://{BLOCKED}.{BLOCKED}.32.21
  • http://{BLOCKED}.{BLOCKED}.174.40

Other Details

This backdoor requires its main component to successfully perform its intended routine.

  SOLUTION

Minimum Scan Engine:

8.900

VSAPI PATTERN File:

07.340.15

VSAPI PATTERN Date:

27 Jul 2010

VSAPI PATTERN Date:

7/27/2010 12:00:00 AM

FIRST VSAPI PATTERN FILE:

6.880.05

FIRST VSAPI PATTERN DATE:

27 Feb 2010

VSAPI OPR PATTERN File:

7.341.00

VSAPI OPR PATTERN Date:

27 Jul 2010

Step 1

For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.

Step 2

Scan your computer with your Trend Micro product and note files detected as BKDR_PAPRAS.BQ

Step 3

Restart in Safe Mode

[ Learn More ]

Step 4

Search and delete the file detected as BKDR_PAPRAS.BQ

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden files in the search result.


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