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TSPY_ONGAME.SMM

October 08, 2012
 Analysis by: JasperM
 PLATFORM:

Windows 2000, XP, Server 2003

 OVERALL RISK RATING:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 INFORMATION EXPOSURE:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This Trojan may arrive as a file that exports functions used by other malware.

  TECHNICAL DETAILS

File Size:

15,243 bytes

File Type:

PE

Memory Resident:

No

Initial Samples Received Date:

02 Sep 2010

Payload:

Connects to URLs/Ips

Arrival Details

This Trojan may arrive as a file that exports functions used by other malware.

Installation

This Trojan adds the following processes:

  • rundll32.exe

Autostart Technique

This Trojan adds the following registry entries to enable its automatic execution at every system startup:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
Configuring = rundll32.exe {malware path and file name}.DLL,{export}

Backdoor Routine

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

  • http://{BLOCKED}ex.info/zidan/wow.asp
  • http://{BLOCKED}.{BLOCKED}.142.11/zddeve/wow.asp

  SOLUTION

Minimum Scan Engine:

8.900

VSAPI OPR PATTERN File:

7.425.00

VSAPI OPR PATTERN Date:

02 Sep 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

Terminate a malware/grayware process

[ Learn More ]

*Note: If the detected process is not displayed in theWindows Task Manager, continue doing the next steps.

    • rundll32.exe

Step 3

Delete this registry value

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • Configuring=rundll32.exe {malware path and file name}.DLL,{export}

Step 4

Scan your computer with your Trend Micro product to delete files detected as TSPY_ONGAME.SMM. 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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