General

  • Target
    https://github.com/Return32/return-/blob/main/0x32.exe
  • Sample260731-twc3vawdkf

Malware Config

Extracted

Family
  • njrat

Version
  • <- NjRAT 0.7d Horror Edition ->

Botnet
  • Kurban

C2
  • 87.76.146.91:1604

Mutex
  • 70924616d240d4b88ce9dc9a796c4181

Attributes
  • reg_key

    70924616d240d4b88ce9dc9a796c4181

  • splitter

    Y262SUCZ4UJJ

Targets

    • Target
      https://github.com/Return32/return-/blob/main/0x32.exe
    • Family: njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Disables one or more Microsoft Defender components

      Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.

    • Downloads MZ/PE file

    • 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

    • Loads dropped DLL

    • Stops running service(s)

    • Adds Run key to start application

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Enumerates connected drives

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

    • System Binary Proxy Execution: Verclsid

      Adversaries may abuse Verclsid to proxy execution of malicious code.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks