General

  • Target
    Machinery products.js
  • Size 1.3MB
  • Sample260223-n1bspagx4d
  • SHA256 37166a166f46785aab88ce7218154a550aef78fee57db838ee5600bce3db9db2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Language
  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    https://ia600506.us.archive.org/11/items/amd_msi/optimized_MSI.png

  • exe.dropper

    https://ia600506.us.archive.org/11/items/amd_msi/optimized_MSI.png

Extracted

Family
  • xworm

Version
  • 3.1

C2
  • 198.23.175.46:4078

Mutex
  • I5EQkjRR3PmmxdKW

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

aes.plain

Targets

    • Target
      Machinery products.js
    • Size 1.3MB
    • SHA256 37166a166f46785aab88ce7218154a550aef78fee57db838ee5600bce3db9db2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Drops startup file

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks