General

  • Target
    c498a7a46ab8d62ddd222f679290cbf86eab6a95272517495548d05c53d44e0a.bin
  • Size 446KB
  • Sample260816-sqsqnsec22
  • SHA256 c498a7a46ab8d62ddd222f679290cbf86eab6a95272517495548d05c53d44e0a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • asyncrat

Botnet
  • jew

C2
  • 91.92.40.56:6271

Attributes
  • delay

    1

  • install

    true

  • install_file

    services.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target
      c498a7a46ab8d62ddd222f679290cbf86eab6a95272517495548d05c53d44e0a.bin
    • Size 446KB
    • SHA256 c498a7a46ab8d62ddd222f679290cbf86eab6a95272517495548d05c53d44e0a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Async RAT payload

    • Family: AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Modifies WinLogon for persistence

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    • Executes dropped EXE

    • Adds Run key to start application

MITRE ATT&CK Enterprise v16

Tasks