General

  • Target

    978c433d464e5054730c8003bdea37d3e8c9a0b0e254a8eacdbb57fa543da44e.exe

  • Size

    1.1MB

  • Sample

    250110-rwv8bayrbm

  • MD5

    d1b6e4986207a3d73636af9612f26101

  • SHA1

    080ac4fa0ed47862e48bf8f2ea6794299edb57df

  • SHA256

    978c433d464e5054730c8003bdea37d3e8c9a0b0e254a8eacdbb57fa543da44e

  • SHA512

    8e275aa148976e4b02efd6ff07db0cf0377d3835f70afbf7a7358915fd301836f69d042ba9e0c2f436f798d0ed15fc44aed21b9f979a72e94d0f905141509ff4

  • SSDEEP

    24576:Lzs+7f184uYuInYQUEoc5B0XDd9kPNa/Y:Lzs+7NFuIUE/ahu0w

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      978c433d464e5054730c8003bdea37d3e8c9a0b0e254a8eacdbb57fa543da44e.exe

    • Size

      1.1MB

    • MD5

      d1b6e4986207a3d73636af9612f26101

    • SHA1

      080ac4fa0ed47862e48bf8f2ea6794299edb57df

    • SHA256

      978c433d464e5054730c8003bdea37d3e8c9a0b0e254a8eacdbb57fa543da44e

    • SHA512

      8e275aa148976e4b02efd6ff07db0cf0377d3835f70afbf7a7358915fd301836f69d042ba9e0c2f436f798d0ed15fc44aed21b9f979a72e94d0f905141509ff4

    • SSDEEP

      24576:Lzs+7f184uYuInYQUEoc5B0XDd9kPNa/Y:Lzs+7NFuIUE/ahu0w

    • AgentTesla

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

    • Agenttesla family

    • 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