TrojanSpy.Win64.CLIPBANKER.L

January 16, 2023
 Analysis by: Jayvee Mark Villaroman
 PLATFORM:

Windows

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

  • Threat Type: Trojan Spy

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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:

1104761088 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

06 Jan 2023

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.

Installation

This Trojan Spy drops and executes the following files:

  • C:\ProgramData\MicrosoftEdgeTasker\edgeTaskUpdater.exe

It creates the following folders:

  • C:\ProgramData\MicrosoftEdgeTasker\

Other Details

This Trojan Spy adds the following scheduled tasks:

  • EdgeUpdater-Task → executes the dropped file "C:\ProgramData\MicrosoftEdgeTasker\edgeTaskUpdater.exe" every 1 minute.

  SOLUTION

Minimum Scan Engine:

9.800

FIRST VSAPI PATTERN FILE:

18.186.05

FIRST VSAPI PATTERN DATE:

10 Jan 2023

VSAPI OPR PATTERN File:

18.187.00

VSAPI OPR PATTERN Date:

11 Jan 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

To delete the added Scheduled Task file:

For Windows 7, Windows Server 2008 (R2), Windows 8, Windows 8.1, Windows 10, and Windows Server 2012 (R2):

  1. Open the Windows Task Scheduler. To do this:
    • On Windows 7, and Windows Server 2008 (R2), click Start, type taskschd.msc in the Search input field, then press Enter.
    • On Windows 8, Windows 8.1, 10 and Windows Server 2012 (R2), right-click on the lower left corner of the screen, click Run, type taskschd.msc, then press Enter.
  2. In the left panel, click Task Scheduler Library.
  3. In the upper-middle panel, select a Task.
  4. Check if the selected task starts the malware automatically. To do this, check the value in the Details column under the Actions tab in the lower-middle panel.
  5. If the malware path and filename are found, press DELETE and click Yes to delete the task.
  6. Repeat the steps above for the remaining tasks.

Step 4

Search and delete these folders

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
  • C:\ProgramData\MicrosoftEdgeTasker

Step 5

Search and delete this file

[ 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.
  • C:\ProgramData\MicrosoftEdgeTasker\edgeTaskUpdater.exe

Step 6

Scan your computer with your Trend Micro product to delete files detected as TrojanSpy.Win64.CLIPBANKER.L. 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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