JS_POWELIKS.A

July 17, 2014

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 Analysis by: Rhena Inocencio

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 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

 OVERALL RISK RATING:

 DAMAGE POTENTIAL:

 DISTRIBUTION POTENTIAL:

 REPORTED INFECTION:

 INFORMATION EXPOSURE:

• 
  Threat Type: Trojan
• 
  Destructiveness: No
• 
  Encrypted: Yes
• 
  In the wild: Yes

  TECHNICAL DETAILS

File Size:

Varies

File Type:

Other

Initial Samples Received Date:

16 Jul 2014

Payload:

Runs the embedded executable code of TROJ_POWELIKS.A, Downloads files

Arrival Details

This malware arrives via the following means:

• This malware is written in the registry by TROJ_POWELIKS.A

Download Routine

This Trojan accesses the following websites to download files:

• http://{BLOCKED}bd7.com/log?log=scriptexcept_{error message}

NOTES:

It uses Windows PowerShell to run the embedded executable code of TROJ_POWELIKS.A.

  SOLUTION

Minimum Scan Engine:

9.700

FIRST VSAPI PATTERN FILE:

10.926.02

FIRST VSAPI PATTERN DATE:

16 Jul 2014

VSAPI OPR PATTERN File:

10.927.00

VSAPI OPR PATTERN Date:

17 Jul 2014

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Scan your computer with your Trend Micro product to delete files detected as JS_POWELIKS.A. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.

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