Analysis by: Rhena Inocencio
ALIASES:

Win64/NSSM.A potentially unsafe (ESET), Trojan.Gen.2 (Symantec), RDN/Generic PUP.x. (McAfee)

 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  TECHNICAL DETAILS

File Size: 177,152 bytes
File Type: EXE
Memory Resident: Yes
Initial Samples Received Date: 02 Jun 2016

Arrival Details

This malware arrives via the following means:

  • dropped/downloaded by other grayware/malware
  • downloaded unknowingly from remote sites

Other Details

This Trojan does the following:

  • This tool is used to manage services: install, remove, shutdown

  SOLUTION

Minimum Scan Engine: 9.800
FIRST VSAPI PATTERN FILE: 12.564.05
FIRST VSAPI PATTERN DATE: 02 Jun 2016
VSAPI OPR PATTERN File: 12.565.00
VSAPI OPR PATTERN Date: 03 Jun 2016

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

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

Scan your computer with your Trend Micro product to delete files detected as HKTL_NSSM.GA. 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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