General

  • Target
    TSL Company RFQ PDF.exe
  • Size 287KB
  • Sample230221-rn2p5aha3w
  • SHA256 4716f5a7d91fdb1c91bd3c3aaf4b776af86eb218a50efc55bd5ea2085f6f658f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      TSL Company RFQ PDF.exe
    • Size 287KB
    • SHA256 4716f5a7d91fdb1c91bd3c3aaf4b776af86eb218a50efc55bd5ea2085f6f658f
    • MD5 SHA1 SHA512 SSDEEP
    • 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.

    • Accesses Microsoft Outlook profiles

    • 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 v6

Tasks