General

  • Target

    a9504ae35036fef71cf35b5b958c948d1c0ef365772ebc960d04e92e8ad96737

  • Size

    432KB

  • Sample

    231206-b1brgahh55

  • MD5

    15d40168b52a1cf5882ab9fc782a79ac

  • SHA1

    ef61e46d0fcf5b1fed7a299ae4fedb042d8f9615

  • SHA256

    a9504ae35036fef71cf35b5b958c948d1c0ef365772ebc960d04e92e8ad96737

  • SHA512

    3c05836601e8ec8c82b98e572f535881ca55512eb68f4e06f68396d8934f81207f2dc3c0e6db2d21efaffbad14a2aed813d0fff7eded4f6cebe2fec68d9a8873

  • SSDEEP

    6144:t8LxB6OIh2rW/DFdDD8UGsexWaens8AJkNrHqHNnNVNDSb4O4II4qJma:JOc2CBd/DYxWap/JkUJxO4v4Yma

Malware Config

Targets

    • Target

      a9504ae35036fef71cf35b5b958c948d1c0ef365772ebc960d04e92e8ad96737

    • Size

      432KB

    • MD5

      15d40168b52a1cf5882ab9fc782a79ac

    • SHA1

      ef61e46d0fcf5b1fed7a299ae4fedb042d8f9615

    • SHA256

      a9504ae35036fef71cf35b5b958c948d1c0ef365772ebc960d04e92e8ad96737

    • SHA512

      3c05836601e8ec8c82b98e572f535881ca55512eb68f4e06f68396d8934f81207f2dc3c0e6db2d21efaffbad14a2aed813d0fff7eded4f6cebe2fec68d9a8873

    • SSDEEP

      6144:t8LxB6OIh2rW/DFdDD8UGsexWaens8AJkNrHqHNnNVNDSb4O4II4qJma:JOc2CBd/DYxWap/JkUJxO4v4Yma

    • AgentTesla

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

    • Executes dropped EXE

    • 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.

    • 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