Analysis by: Rheniel Rhay Ramos
ALIASES:

TR/AD.ClipBanker.jfggr (Avira); Trojan.MSIL.Agent.DID (Bitdefender); Trojan.MSIL.Agent.adrvz (Kaspersky)

 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel: Dropped by other malware

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.

  TECHNICAL DETAILS

File Size: 12,314,112 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 08 Dec 2016
Payload: Drops files

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.

Installation

This Trojan drops and executes the following files:

  • %User Temp%\y3_temp008.exe -> detected as TROJ_BTCCLIP.A
  • %User Temp%\Win32DiskImager_0_9_5_install.exe -> Win32 Disk Imager installer (normal)

NOTES:

This is the Trend Micro detection for a trojanized Win32 Disk Imager installer.

  SOLUTION

Minimum Scan Engine: 9.850
FIRST VSAPI PATTERN FILE: 14.144.03
FIRST VSAPI PATTERN DATE: 22 Mar 2018
VSAPI OPR PATTERN File: 14.145.00
VSAPI OPR PATTERN Date: 23 Mar 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

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.  
  • %User Temp%\y3_temp008.exe
  • %User Temp%\Win32DiskImager_0_9_5_install.exe

Step 4

Scan your computer with your Trend Micro product to delete files detected as TROJ_BTCCLIP.DRPA. 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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