General

  • Target

    purchase orders.exe

  • Size

    407KB

  • Sample

    231207-js7g6sga63

  • MD5

    e9f8fff3341f84d5f76570fd5068b8b5

  • SHA1

    7daebfd9193ff0c4925523d470d71ff12d692f98

  • SHA256

    86608bbc9a9aa6e01636680205ef421bc37aeff7312960a821989f1eea7b3540

  • SHA512

    80fcd35320752592e7e163b5d50df19c01d061596bc411e0de7a666c156f28973b11fc8760c56a64382b22ddaf2c6aa05092ba1aba496970a0afcf7e6ed935ec

  • SSDEEP

    12288:D9WEeYF2adf4qD7Wz+oHvu7oUgLCPj4tF2:D9WEeJhM35UUGAwU

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.karthikagro.in
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Yenks@0910

Targets

    • Target

      purchase orders.exe

    • Size

      407KB

    • MD5

      e9f8fff3341f84d5f76570fd5068b8b5

    • SHA1

      7daebfd9193ff0c4925523d470d71ff12d692f98

    • SHA256

      86608bbc9a9aa6e01636680205ef421bc37aeff7312960a821989f1eea7b3540

    • SHA512

      80fcd35320752592e7e163b5d50df19c01d061596bc411e0de7a666c156f28973b11fc8760c56a64382b22ddaf2c6aa05092ba1aba496970a0afcf7e6ed935ec

    • SSDEEP

      12288:D9WEeYF2adf4qD7Wz+oHvu7oUgLCPj4tF2:D9WEeJhM35UUGAwU

    • AgentTesla

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

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks