General

  • Target
    UAB VISI ATSAKYMAI30000290161120220112162613..js
  • Size 45KB
  • Sample221124-lrmgqaeg24
  • SHA256 0075ad3afcd0768928f57844818f6c0765d84d358415075f047346ec119242b0
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot5655543251:AAF6zs8TWZ5wmyQhXrUZEpQjh6VaOy-aYoQ/

Extracted

Family
  • wshrat

C2
  • http://snkcyp.duckdns.org:3369

Targets

    • Target
      UAB VISI ATSAKYMAI30000290161120220112162613..js
    • Size 45KB
    • SHA256 0075ad3afcd0768928f57844818f6c0765d84d358415075f047346ec119242b0
    • 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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks