General

  • Target

    GRAINS.vbs

  • Size

    2.2MB

  • Sample

    241115-tym1tswpfx

  • MD5

    4bb2f623b8e05072ed01e7fd0e9a4e28

  • SHA1

    b53851e2fb8d9da46d05c813da5612a04e72242f

  • SHA256

    929fbee164997ce91edddfa6eae72cad7afd11955480d2582bfdc964505ccea2

  • SHA512

    b2740378d3d52935e8b3e52a6c4c74928de678dbf449a08796e2467cef341b03fe755132b4aaf4fa4a63428854a42749584acf779efce4340ab9c22cfca1e607

  • SSDEEP

    49152:B20hVNq/RiQ4N+jRDSBTUxaWA/ZUgHYuhEBprt6:P+U

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      GRAINS.vbs

    • Size

      2.2MB

    • MD5

      4bb2f623b8e05072ed01e7fd0e9a4e28

    • SHA1

      b53851e2fb8d9da46d05c813da5612a04e72242f

    • SHA256

      929fbee164997ce91edddfa6eae72cad7afd11955480d2582bfdc964505ccea2

    • SHA512

      b2740378d3d52935e8b3e52a6c4c74928de678dbf449a08796e2467cef341b03fe755132b4aaf4fa4a63428854a42749584acf779efce4340ab9c22cfca1e607

    • SSDEEP

      49152:B20hVNq/RiQ4N+jRDSBTUxaWA/ZUgHYuhEBprt6:P+U

    • AgentTesla

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

    • Agenttesla family

    • Process spawned unexpected child process

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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • 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 v15

Tasks