Overview

overview

10

Static

static

1

Purchase o...pdf.js

windows10-2004-x64

10

Purchase o...pdf.js

windows11-21h2-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    Purchase order T43607_pdf.js
  • Size 1.4MB
  • Sample260615-vj7blafx9k
  • SHA256 7e64afef92c1568634c5bd45ce0efaaf1685ef75d12cc54b241396cce8f2e8d3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xwormdiscoveryexecutionrattrojan

Malware Config

Extracted

Language

  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    http://files01.click/htmlweb/axis/optimized.png
  • exe.dropper

    http://files01.click/htmlweb/axis/optimized.png

Extracted

Family

  • xworm

Version

  • 5.0

C2

  • 203.202.232.132:2828

Mutex

  • ulQxhAv1bSCnb98W

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      Purchase order T43607_pdf.js
    • Size 1.4MB
    • SHA256 7e64afef92c1568634c5bd45ce0efaaf1685ef75d12cc54b241396cce8f2e8d3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryexecutionxwormrattrojan

    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Process spawned unexpected child process

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

    • 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.

      execution

    • Drops startup file

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks