Analysis by: Raighen Sanchez
ALIASES:

Exploit:Linux/CVE-2021-4034.A (MICROSOFT)

 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  TECHNICAL DETAILS

File Size: 22,203 bytes
File Type: ELF
Memory Resident: Yes
Initial Samples Received Date: 05 Jun 2024

Installation

This Trojan drops the following files:

  • /tmp/pwnkit-dry-run
  • /tmp/pwnkit-dry-run/GCONV_PATH=.
  • /tmp/pwnkit-dry-run/GCONV_PATH=./pwnkit.so:.
  • /tmp/pwnkit-dry-run/gconv-modules
  • /tmp/pwnkit-dry-run/pwnkit.so

Other Details

This Trojan takes advantage of the following exploit(s):

  SOLUTION

Minimum Scan Engine: 9.800
FIRST VSAPI PATTERN FILE: 19.398.01
FIRST VSAPI PATTERN DATE: 11 Jun 2024
VSAPI OPR PATTERN File: 19.399.00
VSAPI OPR PATTERN Date: 12 Jun 2024

Step 1

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 2

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.
  •  /tmp/pwnkit-dry-run
  • /tmp/pwnkit-dry-run/GCONV_PATH=.
  • /tmp/pwnkit-dry-run/GCONV_PATH=./pwnkit.so:.
  • /tmp/pwnkit-dry-run/gconv-modules
  • /tmp/pwnkit-dry-run/pwnkit.so

Step 3

Scan your computer with your Trend Micro product to delete files detected as Trojan.Linux.CVE20214034.R06CC0DEV24. 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:


Did this description help? Tell us how we did.