General

  • Target

    hesaphareket.exe

  • Size

    956KB

  • Sample

    241124-ja9vksznct

  • MD5

    f698edb1fcf31bb642bc2e18b3f05813

  • SHA1

    b73dbfbedbe4bc7fad70def31c2bf94ec18ff992

  • SHA256

    5618efb4038198984ccca27de0dd5850a697038d9f0c2a9ad26b17bb26cc0f7b

  • SHA512

    1c5dac5b9ece2316e08ca770f918298be6da37ee2f44b076ae50c3f694b659fde9384077c0f39d598074936db93c068a9a3b66600e83acbaa4a8c8b6befaf30c

  • SSDEEP

    24576:U5Orr6zCDzxWGXyFML1yUWf5ObxB7hPAycTy8s:AzC5WGXmMByUWf5q1Ayc

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.normagroup.com.tr
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ab+LNvim5PAo

Targets

    • Target

      hesaphareket.exe

    • Size

      956KB

    • MD5

      f698edb1fcf31bb642bc2e18b3f05813

    • SHA1

      b73dbfbedbe4bc7fad70def31c2bf94ec18ff992

    • SHA256

      5618efb4038198984ccca27de0dd5850a697038d9f0c2a9ad26b17bb26cc0f7b

    • SHA512

      1c5dac5b9ece2316e08ca770f918298be6da37ee2f44b076ae50c3f694b659fde9384077c0f39d598074936db93c068a9a3b66600e83acbaa4a8c8b6befaf30c

    • SSDEEP

      24576:U5Orr6zCDzxWGXyFML1yUWf5ObxB7hPAycTy8s:AzC5WGXmMByUWf5q1Ayc

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks