General

  • Target

    a423d20538a3ed387be79e95ac7b33d017544c2107436cf9ba4c30cf3cc67965

  • Size

    762KB

  • Sample

    240612-b4l2lsyalp

  • MD5

    fc00b5619d6ae61462d650846f99a94c

  • SHA1

    f564fba996dcff200dd25f70e91a191993284c1e

  • SHA256

    a423d20538a3ed387be79e95ac7b33d017544c2107436cf9ba4c30cf3cc67965

  • SHA512

    e70f32bcd13ae1bcb883d4133d484dd634d1646a9240ac6c24ff811a102ca730482d01f1b59cd7b1ca57af0239c094968e0c3829d998710bef7199719f5bda2d

  • SSDEEP

    12288:kiZaD3HH3DI+y7kE8tgwIONzp7gfvydBgAUxr6+jRbk8RznRKx1rsJj:xZajH3DIf8tgE5Ky/nUxmIxVwxFsJj

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      a423d20538a3ed387be79e95ac7b33d017544c2107436cf9ba4c30cf3cc67965

    • Size

      762KB

    • MD5

      fc00b5619d6ae61462d650846f99a94c

    • SHA1

      f564fba996dcff200dd25f70e91a191993284c1e

    • SHA256

      a423d20538a3ed387be79e95ac7b33d017544c2107436cf9ba4c30cf3cc67965

    • SHA512

      e70f32bcd13ae1bcb883d4133d484dd634d1646a9240ac6c24ff811a102ca730482d01f1b59cd7b1ca57af0239c094968e0c3829d998710bef7199719f5bda2d

    • SSDEEP

      12288:kiZaD3HH3DI+y7kE8tgwIONzp7gfvydBgAUxr6+jRbk8RznRKx1rsJj:xZajH3DIf8tgE5Ky/nUxmIxVwxFsJj

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks