General

  • Target
    king store.exe
  • Size 153KB
  • Sample261031-kr3m9sb15p
  • SHA256 cc1ee49f2ca7dc3614c1c0cba3103cd0bd870e5da4cb0595d1e37918723bcd97
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • njrat

Version
  • <- NjRAT 0.7d Horror Edition ->

Botnet
  • Victim

C2
  • bore.pub:44337

Mutex
  • 32ee698f2a0f12a3f11a9ece91891e7a

Attributes
  • reg_key

    32ee698f2a0f12a3f11a9ece91891e7a

  • splitter

    Y262SUCZ4UJJ

Targets

    • Target
      king store.exe
    • Size 153KB
    • SHA256 cc1ee49f2ca7dc3614c1c0cba3103cd0bd870e5da4cb0595d1e37918723bcd97
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Enumerates VirtualBox registry keys

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Looks for VirtualBox Guest Additions in registry

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Looks for VMWare Tools registry key

    • Executes dropped EXE

    • Adds Run key to start application

    • Contacts third-party web service commonly abused for C2

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

    • Hide Artifacts: Hidden Files and Directories

MITRE ATT&CK Enterprise v16

Tasks