General

  • Target

    8effac525220e6e1f85f2a21e9e1c79ab5a0de51baeab1519e21991abb1c1a22

  • Size

    608KB

  • Sample

    250116-bf9g1atkhy

  • MD5

    a45df5be337da73559b6c79ef03976ac

  • SHA1

    8742f9bc93304befec295ffee4a5261f2a6d6a03

  • SHA256

    8effac525220e6e1f85f2a21e9e1c79ab5a0de51baeab1519e21991abb1c1a22

  • SHA512

    4790ddce329220aa692d4c449a4336962c6a180945e0316c88dcba68d2047c8cb090756fdffcdb30e194f7a5a254cf707adfa30ad319e142f3d15d9e7a90db15

  • SSDEEP

    12288:pL70TdzsQq13zl+8bM3GbrjGMXnj2VWf/OALH4ZS5v3m8VKn/+o:970TdzM/v43GDGkj24fWnS5mM0/+o

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      quote N2302-109.exe

    • Size

      724KB

    • MD5

      3f639abae5bcd6de2a2e310252c7e8ee

    • SHA1

      1a2ae0ba91102f7c12861b5980e062aba79bec53

    • SHA256

      44df468750f0358af1f0ed236b23eb72fe5f64d81c5e8891630320bb1d8347d1

    • SHA512

      c07c0f395618b24227a9ae2b8cc1376d77911dff9f573a8a4bbccb81c66ba1f53244f66cba04709204ba217c042cd0bcce3d8868594e986472a13dd861062caa

    • SSDEEP

      12288:P4oJNhQ/cWS7stsLbolqWpgCYtYGppeSPFnfLC/4u80RGkbOEfs2F:PvJN+UVsa/olq6UtRpxFDYRjbRsa

    • 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.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks