Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-01-2025 05:40

General

  • Target

    JaffaCakes118_6a8c965281056303b644b31fc4aa6080.exe

  • Size

    69KB

  • MD5

    6a8c965281056303b644b31fc4aa6080

  • SHA1

    9c2d82178da83916f18a074b34ca23da574daacb

  • SHA256

    d5cf78c53b8357164077ee44e8c0b237c2b75efd06961e9549fbea110a2de053

  • SHA512

    cab33f86a9efc3edd6402a117077655a72ac04515aa62132919a1046ddae57e1b9f279dc9fb668258d583285a088420f96c10ba0362255f1655731c12b8e6b4a

  • SSDEEP

    1536:GKKk6iEItiagPtHcEFv968/LBHV39QPWSxE0gNTfy4chu:MiEIti7tRv96iHSWkub

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

MoHaMeD

C2

tekken.zapto.org:92

Mutex

8289f10decadc2243138145a3d36e9b5

Attributes
  • reg_key

    8289f10decadc2243138145a3d36e9b5

  • splitter

    |'|'|

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a8c965281056303b644b31fc4aa6080.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a8c965281056303b644b31fc4aa6080.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2920
    • C:\Users\Admin\AppData\Roaming\csrcc.exe
      "C:\Users\Admin\AppData\Roaming\csrcc.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2752
      • C:\Windows\system32\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\csrcc.exe" "csrcc.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        PID:2104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\csrcc.exe

    Filesize

    69KB

    MD5

    6a8c965281056303b644b31fc4aa6080

    SHA1

    9c2d82178da83916f18a074b34ca23da574daacb

    SHA256

    d5cf78c53b8357164077ee44e8c0b237c2b75efd06961e9549fbea110a2de053

    SHA512

    cab33f86a9efc3edd6402a117077655a72ac04515aa62132919a1046ddae57e1b9f279dc9fb668258d583285a088420f96c10ba0362255f1655731c12b8e6b4a

  • memory/2752-13-0x000007FEF63A0000-0x000007FEF6D3D000-memory.dmp

    Filesize

    9.6MB

  • memory/2752-12-0x000007FEF63A0000-0x000007FEF6D3D000-memory.dmp

    Filesize

    9.6MB

  • memory/2752-16-0x000007FEF63A0000-0x000007FEF6D3D000-memory.dmp

    Filesize

    9.6MB

  • memory/2752-21-0x000007FEF63A0000-0x000007FEF6D3D000-memory.dmp

    Filesize

    9.6MB

  • memory/2920-0-0x000007FEF665E000-0x000007FEF665F000-memory.dmp

    Filesize

    4KB

  • memory/2920-2-0x0000000000450000-0x000000000045C000-memory.dmp

    Filesize

    48KB

  • memory/2920-1-0x000007FEF63A0000-0x000007FEF6D3D000-memory.dmp

    Filesize

    9.6MB

  • memory/2920-3-0x000007FEF63A0000-0x000007FEF6D3D000-memory.dmp

    Filesize

    9.6MB

  • memory/2920-4-0x0000000000270000-0x000000000027C000-memory.dmp

    Filesize

    48KB

  • memory/2920-17-0x000007FEF63A0000-0x000007FEF6D3D000-memory.dmp

    Filesize

    9.6MB

  • memory/2920-20-0x000007FEF63A0000-0x000007FEF6D3D000-memory.dmp

    Filesize

    9.6MB