Analysis by: Jeffrey Francis Bonaobra
ALIASES:

Win32/Spy.AHK.S trojan (NOD32), TR/Spy.ahk.udrjv (ANTIVIR)

 PLATFORM:

Windows

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

  • Threat Type: Trojan Spy

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel: Downloaded from the Internet, Dropped by other malware

This Trojan Spy arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File Size: 1,077,760 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 09 Feb 2023
Payload: Steals information, Logs keystrokes, Drops files

Arrival Details

This Trojan Spy arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Dropping Routine

This Trojan Spy drops the following file(s), which it uses for its keylogging routine:

  • {Malware File Path}\Log.txt → contains the gathered keylogging information

Information Theft

This Trojan Spy gathers the following data:

  • User keystrokes
  • Keyboard input
  • Currently active window

Other Details

This Trojan Spy does the following:

  SOLUTION

Minimum Scan Engine: 9.800
FIRST VSAPI PATTERN FILE: 18.262.05
FIRST VSAPI PATTERN DATE: 17 Feb 2023
VSAPI OPR PATTERN File: 18.263.00
VSAPI OPR PATTERN Date: 18 Feb 2023

Step 1

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 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

Search and delete these files

[ Learn More ]
There may be some files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.  
  • {Malware File Path}\Log.txt

Step 4

Scan your computer with your Trend Micro product to delete files detected as TrojanSpy.Win64.FAUXPERSKY.AB. 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 the following Trend Micro Support pages for more information:


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