General

  • Target

    a9c310861b7b0eab4b5f00ad0c69d6adb3526d9e9be7cc46ff392ff76ba9da7f

  • Size

    760KB

  • Sample

    240612-b4n6zayalr

  • MD5

    ea273fdf24f6fc9c25d3177e14c9773f

  • SHA1

    67c86b2a39cb119cf400cc46f51fb63b27ebb117

  • SHA256

    a9c310861b7b0eab4b5f00ad0c69d6adb3526d9e9be7cc46ff392ff76ba9da7f

  • SHA512

    01d48e063a803c07c0d722cfbb5f4dea2f925ca5f7fade06c8a33607272b3e9862f4d2d3a892f79306e99c8481d757bbc22b59f902b889f2b071ff5828202579

  • SSDEEP

    12288:q2kqSD3HH3DI+/zJbBvK9m5Y/cDsWWR5x50nlOJX9Jm/29rQfD5jUAkDJ:rkqSjH3DIMVhK9m5wZh5yOPu4rOVjUAW

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      a9c310861b7b0eab4b5f00ad0c69d6adb3526d9e9be7cc46ff392ff76ba9da7f

    • Size

      760KB

    • MD5

      ea273fdf24f6fc9c25d3177e14c9773f

    • SHA1

      67c86b2a39cb119cf400cc46f51fb63b27ebb117

    • SHA256

      a9c310861b7b0eab4b5f00ad0c69d6adb3526d9e9be7cc46ff392ff76ba9da7f

    • SHA512

      01d48e063a803c07c0d722cfbb5f4dea2f925ca5f7fade06c8a33607272b3e9862f4d2d3a892f79306e99c8481d757bbc22b59f902b889f2b071ff5828202579

    • SSDEEP

      12288:q2kqSD3HH3DI+/zJbBvK9m5Y/cDsWWR5x50nlOJX9Jm/29rQfD5jUAkDJ:rkqSjH3DIMVhK9m5wZh5yOPu4rOVjUAW

    • 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