General

  • Target

    4768c40e4e564054947ac359d700d310abcdc8c476e8390e2adf28eac1aaea8f

  • Size

    704KB

  • Sample

    231208-chbjeshh8x

  • MD5

    e9be0acd1e3ebab0f8d9524536c30607

  • SHA1

    ae9b10f293b94ae842aa0bc70de24f1f37c6fc8b

  • SHA256

    4768c40e4e564054947ac359d700d310abcdc8c476e8390e2adf28eac1aaea8f

  • SHA512

    d39fc787b8fe9ff914429a2d779c69b84286cf026b66db4c66684b190987dcb231d46dc7a2837bfda40908cef5e675033d84913ebe41f8ebd1c1d9ebbd7aba43

  • SSDEEP

    12288:aGCahkZ5zHYt9zzsIips8BBwxsy5aIA/wIgj3SPSRry8xiyxzg:aCK/29zToHD7yoEIMpsQzg

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      4768c40e4e564054947ac359d700d310abcdc8c476e8390e2adf28eac1aaea8f

    • Size

      704KB

    • MD5

      e9be0acd1e3ebab0f8d9524536c30607

    • SHA1

      ae9b10f293b94ae842aa0bc70de24f1f37c6fc8b

    • SHA256

      4768c40e4e564054947ac359d700d310abcdc8c476e8390e2adf28eac1aaea8f

    • SHA512

      d39fc787b8fe9ff914429a2d779c69b84286cf026b66db4c66684b190987dcb231d46dc7a2837bfda40908cef5e675033d84913ebe41f8ebd1c1d9ebbd7aba43

    • SSDEEP

      12288:aGCahkZ5zHYt9zzsIips8BBwxsy5aIA/wIgj3SPSRry8xiyxzg:aCK/29zToHD7yoEIMpsQzg

    • AgentTesla

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

    • Checks computer location settings

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

    • 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 v15

Tasks