Analysis

  • max time kernel
    150s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/05/2024, 11:32

General

  • Target
    7557d4d25110dd9da2ec0decf9371c87_JaffaCakes118.exe
  • Size 43KB
  • Sample240526-nnq2vagg2t
  • SHA256 128a3a8ca2f63f12a3f5c52c11635989bc2b3dd14e705b8868817c9bf7623426
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • njrat

Version
  • Njrat 0.7 Golden By Hassan Amiri

Botnet
  • HacKed

C2
  • nanat.ddns.net :1604

Mutex
  • Windows Update

Attributes
  • reg_key

    Windows Update

  • splitter

    |Hassan|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7557d4d25110dd9da2ec0decf9371c87_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7557d4d25110dd9da2ec0decf9371c87_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:1420
    • C:\Users\Admin\AppData\Roaming\Dllhost.exe
      "C:\Users\Admin\AppData\Roaming\Dllhost.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:4444

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        Dllhost.exe

        • Path C:\Users\Admin\AppData\Roaming\Dllhost.exe
        • Size 43KB
        • SHA256 128a3a8ca2f63f12a3f5c52c11635989bc2b3dd14e705b8868817c9bf7623426
        • MD5 SHA1 SHA512 SSDEEP

        memory/1420-3-0x0000000006050000-0x00000000065F4000-memory.dmp

        memory/1420-2-0x0000000005740000-0x00000000057DC000-memory.dmp

        memory/1420-0-0x000000007478E000-0x000000007478F000-memory.dmp

        memory/1420-4-0x0000000074780000-0x0000000074F30000-memory.dmp

        memory/1420-5-0x0000000005B40000-0x0000000005BD2000-memory.dmp

        memory/1420-1-0x0000000000D60000-0x0000000000D72000-memory.dmp

        memory/1420-17-0x0000000074780000-0x0000000074F30000-memory.dmp

        memory/4444-15-0x0000000074780000-0x0000000074F30000-memory.dmp

        memory/4444-16-0x0000000074780000-0x0000000074F30000-memory.dmp

        memory/4444-18-0x0000000005540000-0x000000000554A000-memory.dmp

        memory/4444-19-0x0000000074780000-0x0000000074F30000-memory.dmp

        memory/4444-20-0x0000000074780000-0x0000000074F30000-memory.dmp