General

  • Target
    SOA Nov 2022 PDF.exe
  • Size 982KB
  • Sample221215-rmtywsce62
  • SHA256 d6f74e0c0585f209929f42958c46b3eb7e650f6e351dfb2820b4ea2aa1155154
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot1644755040:AAGRTnph6BdO8-t1bJaOyVu9aeuJErmisqs/sendDocument

Targets

    • Target
      SOA Nov 2022 PDF.exe
    • Size 982KB
    • SHA256 d6f74e0c0585f209929f42958c46b3eb7e650f6e351dfb2820b4ea2aa1155154
    • MD5 SHA1 SHA512 SSDEEP
    • AgentTesla

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

    • Drops file in Drivers directory

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks