General

  • Target
    ALEGATO DE TUTELA_POR_INCUMPLIMIENTO_infected.zip
  • Size 11KB
  • Sample261001-vfxb8atyet
  • SHA256 6e37fa50dd0f6dcbf667d9d54634c2c189ec318eb329c71839c16e2504c839b9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

C2
  • 77.110.114.115:3008

Mutex
  • 2fGT2cx5O89h5QbX

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      ALEGATO DE TUTELA_POR_INCUMPLIMIENTO.js
    • Size 60KB
    • SHA256 dd4b9767799491dd2512771297fbf54718946ec915622dd3c637b6359a9e2e5c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

    • 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.

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks