General

  • Target
    njRAT-main.zip
  • Size 9.2MB
  • Sample260731-z52epagh55
  • SHA256 da8d6067a5279e9c711fd894ab493e43c712b2dcacf97e9ad3e97012afa67be4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • njrat

Version
  • 0.7d

Botnet
  • MyBot

C2
  • 127.0.0.1:6522

Mutex
  • 6e9ac6497fc4975c4672b55f181b4e71

Attributes
  • reg_key

    6e9ac6497fc4975c4672b55f181b4e71

  • splitter

    Y262SUCZ4UJJ

Targets

    • Target
      njRAT-main.zip
    • Size 9.2MB
    • SHA256 da8d6067a5279e9c711fd894ab493e43c712b2dcacf97e9ad3e97012afa67be4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Uses the VBS compiler for execution

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks