General

  • Target

    LEVER STYLE SEP BUY ORDER & C248SH12.7z

  • Size

    600KB

  • Sample

    240912-wwf6lsxdla

  • MD5

    8d79f99d4ce28c301006b7afe4924f1d

  • SHA1

    e36df0c2528e2502ba6306d84f23fc5962797640

  • SHA256

    46f47e52ca78c2e556806be44c96eaf947d1c03df6c7fe2f11d59b1b3254529c

  • SHA512

    de11c90e8aa51842b2da1199fd09164063eafa8065afb3362ffc5611e775f4671d0481f5fe3ed4cdf7f39780b57b3bd8e0f98bfe3ceea1e6ba6fa7ee955182c4

  • SSDEEP

    12288:x+OOXoCZodGBrBOeGlXSvlkKBT8s0YzjFgOZExJzrJjk47jN:EOOYC+ABrBWiz11zjPEx1rS8N

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      LEVER STYLE SEP BUY ORDER & C248SH12.exe

    • Size

      806KB

    • MD5

      9a32e03e7274d1b2eaf10e14daaafb91

    • SHA1

      159074cadc6851dfc72ad44bbd0a187198b38896

    • SHA256

      8ef13cc6f1b7142f119d90c5bf9a8e8a4ef30e0151191a9f0e0b96610d8fe183

    • SHA512

      9bd7319500eed20b6d9736ac9f982ed88d0ce1b0d48f936f9d95e69abe1c9e11e86ad2a495c2b645e65a2d5abc6589116543d8210511698248e53332c9a4f11d

    • SSDEEP

      12288:1tWvtO3X2CZ8dDN5H8emRLS9VkKjEbSkNzFduuZEkgArJjtXHX:wO3GCG5N5HSuke4zF9EkzrL

    • AgentTesla

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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