General

  • Target

    39454a1ce8c389d837bb510efe44858712813fd3ef611822af3a1e5b0f64f52a.exe

  • Size

    1.5MB

  • Sample

    241009-l83v2asfme

  • MD5

    3711d493ece51189015ae9e2da25bef9

  • SHA1

    0235c2c6fd65a6ba5ba656c8d3fdbbc88e427126

  • SHA256

    39454a1ce8c389d837bb510efe44858712813fd3ef611822af3a1e5b0f64f52a

  • SHA512

    b61a0908d38246c9e45c75749778aa10fd915545fc7ebc7234bcf2c06e04dfe2cee61f97141f43ff2821fa1a41eddb5a149a996ec7df35f98e6d9b18c43ced64

  • SSDEEP

    49152:ajVdg/P5S41dgMOjs5Ljda/pB2zhPX1jqKoe:uVq/P5XP9Ojada/WzhPFjqKoe

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      39454a1ce8c389d837bb510efe44858712813fd3ef611822af3a1e5b0f64f52a.exe

    • Size

      1.5MB

    • MD5

      3711d493ece51189015ae9e2da25bef9

    • SHA1

      0235c2c6fd65a6ba5ba656c8d3fdbbc88e427126

    • SHA256

      39454a1ce8c389d837bb510efe44858712813fd3ef611822af3a1e5b0f64f52a

    • SHA512

      b61a0908d38246c9e45c75749778aa10fd915545fc7ebc7234bcf2c06e04dfe2cee61f97141f43ff2821fa1a41eddb5a149a996ec7df35f98e6d9b18c43ced64

    • SSDEEP

      49152:ajVdg/P5S41dgMOjs5Ljda/pB2zhPX1jqKoe:uVq/P5XP9Ojada/WzhPFjqKoe

    • AgentTesla

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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