General

  • Target

    f148f64274a9eee3839fe520a305a813369a808c803c047cdcb06f78777c445e.exe

  • Size

    691KB

  • Sample

    250111-gl3vaszmhk

  • MD5

    f809585404b9272d36608b5892c98673

  • SHA1

    3eec646d8bc67e230fcaddb53354286585b87d13

  • SHA256

    f148f64274a9eee3839fe520a305a813369a808c803c047cdcb06f78777c445e

  • SHA512

    6448ff250c6c1f035a53b29d8f9e98b8a19737f0a86cc56f5dc2a84775bb12891c5bbdebfd2ec6f86735ce7fb3adcda0d1b298c9ab2a7e0e1c0dfad4c468351d

  • SSDEEP

    12288:hnC9EmEjMLIlCzjAfJHnldnY1Sbst7ne4C4QAwN1tuTuK+N/mES:sFogMJHbnIuisUyeES

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      f148f64274a9eee3839fe520a305a813369a808c803c047cdcb06f78777c445e.exe

    • Size

      691KB

    • MD5

      f809585404b9272d36608b5892c98673

    • SHA1

      3eec646d8bc67e230fcaddb53354286585b87d13

    • SHA256

      f148f64274a9eee3839fe520a305a813369a808c803c047cdcb06f78777c445e

    • SHA512

      6448ff250c6c1f035a53b29d8f9e98b8a19737f0a86cc56f5dc2a84775bb12891c5bbdebfd2ec6f86735ce7fb3adcda0d1b298c9ab2a7e0e1c0dfad4c468351d

    • SSDEEP

      12288:hnC9EmEjMLIlCzjAfJHnldnY1Sbst7ne4C4QAwN1tuTuK+N/mES:sFogMJHbnIuisUyeES

    • 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