General

  • Target
    9b0b93c3f2b8fee5d774436447b4990f.js.vir
  • Size 37KB
  • Sample221129-pp777ace2v
  • SHA256 75c5452fe55b5b42e88f7e22cf3d54665f639f721b55dbafa78b43c644f1b598
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot5196374398:AAFia6uLKkD-Wc5-qWTKCU_kRGlxKrfZgpE/

Extracted

Family
  • wshrat

C2
  • http://45.139.105.174:7670

Extracted

Family
  • vjw0rm

C2
  • http://45.139.105.174:7575

Targets

    • Target
      9b0b93c3f2b8fee5d774436447b4990f.js.vir
    • Size 37KB
    • SHA256 75c5452fe55b5b42e88f7e22cf3d54665f639f721b55dbafa78b43c644f1b598
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • WSHRAT

      WSHRAT is a variant of Houdini worm and has vbs and js variants.

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v6

Tasks