Analysis by: John Donnie Celestre
ALIASES:

Win32/Tivmonk.B trojan (NOD32), Adware.Agent.TBP (BITDEFENDER)

 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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

It does not drop any other file.

  TECHNICAL DETAILS

File Size: 8,704 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 24 Jul 2018

Arrival Details

This Trojan 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 does not drop any other file.

Other Details

This Trojan displays a pop-up window with the following message:

Your version of Flash Player is currently up to date. We will check again for you in 30 days.

  SOLUTION

Minimum Scan Engine: 9.850
FIRST VSAPI PATTERN FILE: 14.400.08
FIRST VSAPI PATTERN DATE: 24 Jul 2018
VSAPI OPR PATTERN File: 14.401.00
VSAPI OPR PATTERN Date: 25 Jul 2018

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 TROJ_TIVMONK.F. 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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