Analysis by: Roland Marco Dela Paz

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

Infection Channel: Dropped by other malware

Trend Micro has flagged this malware as noteworthy due to the increased potential for damage, propagation, or both, that it possesses. Specifically, this malware is one of the "Printer Virus" that print several lines of characters when executed in an infected machine.

To get a one-glance comprehensive view of the behavior of this Trojan, refer to the Threat Diagram shown below.

This malware exports certain functionalities which are used by its main component.

This Trojan may be dropped by other malware.

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: 13 Jun 2012

Arrival Details

This Trojan may be dropped by other malware.

Other Details

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

NOTES:
This malware exports the following functionalities which are used by its main component:

  • Communicating with malware C&C
  • Hooking NtQueryInformationProcess API

  SOLUTION

Minimum Scan Engine: 9.200
VSAPI OPR PATTERN File: 9.191.00
VSAPI OPR PATTERN Date: 13 Jun 2012

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

Restart in normal mode and scan your computer with your Trend Micro product for files detected as TROJ_PONMOCOP.SM . 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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