Rootkit.Win64.KAPROCHANDLER.C

 Analysis by: Raymart Christian Yambot

 ALIASES:

Trojan:Win64/Rootkit.MA!MTB (MICROSOFT)

 PLATFORM:

Windows

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

  • Threat Type: Rootkit

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet, Dropped by other malware


This Rootkit 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:

2,090,032 bytes

File Type:

SYS

Memory Resident:

No

Initial Samples Received Date:

30 Jan 2024

Payload:

Terminates processes

Arrival Details

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

Rootkit Capabilities

This Rootkit is used by other malware for its rootkit functionalities.

Other Details

This Rootkit does the following:

  • It terminates processes using its Process ID (PID).

  SOLUTION

Minimum Scan Engine:

9.800

FIRST VSAPI PATTERN FILE:

19.134.03

FIRST VSAPI PATTERN DATE:

02 Feb 2024

VSAPI OPR PATTERN File:

19.135.00

VSAPI OPR PATTERN Date:

03 Feb 2024

Step 1

Trend Micro Predictive Machine Learning detects and blocks malware at the first sign of its existence, before it executes on your system. When enabled, your Trend Micro product detects this malware under the following machine learning name:

     
    • Troj.Win32.TRX.XXPE50FFF077

Step 2

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 3

Scan your computer with your Trend Micro product to delete files detected as Rootkit.Win64.KAPROCHANDLER.C. 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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