General

  • Target

    5190672.exe

  • Size

    658KB

  • Sample

    230330-mzj71adg7x

  • MD5

    131fc2043b4c740cb1a3bd4a8398a780

  • SHA1

    041be9bfdbed62d56906f5fe2ebdad0f1f7037d5

  • SHA256

    191529d733524665838e0d27b44844ca0a3c914d8577d4f2d8c8b93ea4a7729a

  • SHA512

    e2f5bd59a57b4a47756643e8395d9b8bdf2d1b02e3f4eb20409195027d7921e7614153b93efda90daa00e31cfd72f4f1e26774121d90b3995e681463c69af31c

  • SSDEEP

    12288:74DM4ky4LFhqvVeACFUYvHoIlC/BEzOCHHwaMgUa3EKrgXcsznauIimOMt+k:7Zy4LFyefHNlw+zOCnwapHrcPnbIimX

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      5190672.exe

    • Size

      658KB

    • MD5

      131fc2043b4c740cb1a3bd4a8398a780

    • SHA1

      041be9bfdbed62d56906f5fe2ebdad0f1f7037d5

    • SHA256

      191529d733524665838e0d27b44844ca0a3c914d8577d4f2d8c8b93ea4a7729a

    • SHA512

      e2f5bd59a57b4a47756643e8395d9b8bdf2d1b02e3f4eb20409195027d7921e7614153b93efda90daa00e31cfd72f4f1e26774121d90b3995e681463c69af31c

    • SSDEEP

      12288:74DM4ky4LFhqvVeACFUYvHoIlC/BEzOCHHwaMgUa3EKrgXcsznauIimOMt+k:7Zy4LFyefHNlw+zOCnwapHrcPnbIimX

    • 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 v6

Tasks