General

  • Target
    tomPayload.vbs
  • Size 719KB
  • Sample230530-tym1tsba8x
  • SHA256 013e6f988cffdcb26a297613671f377150726767d9ee06fd174afefbcbfb5d4c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      tomPayload.vbs
    • Size 719KB
    • SHA256 013e6f988cffdcb26a297613671f377150726767d9ee06fd174afefbcbfb5d4c
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • 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