General

  • Target
    148f16cf98a9ce28e708fe0009733206.exe
  • Size 752KB
  • Sample201109-rrdbrx2vla
  • SHA256 38a768da182507828cb8951cae8b8a6cb9399e07c7eec2b680277d3c2cbc2ce3
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      148f16cf98a9ce28e708fe0009733206.exe
    • Size 752KB
    • SHA256 38a768da182507828cb8951cae8b8a6cb9399e07c7eec2b680277d3c2cbc2ce3
    • MD5 SHA1 SHA512
    • AgentTesla

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

    • AgentTesla Payload

    • Executes dropped EXE

    • Drops startup file

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • 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.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks