General

  • Target
    https://cdn.discordapp.com/attachments/1402927782325129300/1548561138390798366/breaker.exe?ex=6aa78172&is=6aa62ff2&hm=4a36f5f5c586a111398e62b000980ee0a0251a2819918822fca1e4e8fe5b6b9c&
  • Sample260913-ft9gdafd47

Malware Config

Targets

    • Target
      https://cdn.discordapp.com/attachments/1402927782325129300/1548561138390798366/breaker.exe?ex=6aa78172&is=6aa62ff2&hm=4a36f5f5c586a111398e62b000980ee0a0251a2819918822fca1e4e8fe5b6b9c&
    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Manipulates Digital Signatures

      Attackers can apply techniques such as modifying certain DLL exports to make their binary seem valid.

    • Possible privilege escalation attempt

    • Boot or Logon Autostart Execution: Print Processors

      Adversaries may abuse print processors to run malicious DLLs during system boot for persistence and/or privilege escalation.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Drops desktop.ini file(s)

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    • Modifies termsrv.dll

      Commonly used to allow simultaneous RDP sessions.

MITRE ATT&CK Enterprise v16

Tasks