Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/01/2025, 03:52

General

  • Target

    JaffaCakes118_777676310c24701745eafe775dfba946.exe

  • Size

    24KB

  • MD5

    777676310c24701745eafe775dfba946

  • SHA1

    d7f8d08ddec2d0bb383e18fcc7644f2a851ac5a4

  • SHA256

    f30ea4f9504e4541a9fc609e7bb5283b8573adc002beac7c93b3d58d40896e2c

  • SHA512

    ee127c8764b33d21064433b0cd306e6c7f1e0d8e6b27b780387a8c4ed8687744e4b21f12706d563d55652cb56bea1737e5f7e1d4ead2019516f2de8c665a910b

  • SSDEEP

    384:oz/fEn+pvhlY15Mkatlxrgzr6G6ukCZCKp6SpaZAlt4bMc46x1:8/MnoYYniz76pCZCKkgZtML

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

‎cstrike

C2

confirmation.myvnc.com:5552

Mutex

ab890c57cf665b000366dd0ec25c1186

Attributes
  • reg_key

    ab890c57cf665b000366dd0ec25c1186

  • splitter

    |'|'|

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_777676310c24701745eafe775dfba946.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_777676310c24701745eafe775dfba946.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3940
    • C:\Users\Admin\AppData\Local\Temp\system.exe
      "C:\Users\Admin\AppData\Local\Temp\system.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3956
      • C:\Windows\SYSTEM32\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\system.exe" "system.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        PID:2088

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\system.exe

    Filesize

    24KB

    MD5

    777676310c24701745eafe775dfba946

    SHA1

    d7f8d08ddec2d0bb383e18fcc7644f2a851ac5a4

    SHA256

    f30ea4f9504e4541a9fc609e7bb5283b8573adc002beac7c93b3d58d40896e2c

    SHA512

    ee127c8764b33d21064433b0cd306e6c7f1e0d8e6b27b780387a8c4ed8687744e4b21f12706d563d55652cb56bea1737e5f7e1d4ead2019516f2de8c665a910b

  • memory/3940-1-0x0000000000010000-0x000000000001C000-memory.dmp

    Filesize

    48KB

  • memory/3940-0-0x00007FFAC29D3000-0x00007FFAC29D5000-memory.dmp

    Filesize

    8KB

  • memory/3940-2-0x00000000006F0000-0x00000000006F8000-memory.dmp

    Filesize

    32KB

  • memory/3940-3-0x0000000000700000-0x000000000070C000-memory.dmp

    Filesize

    48KB

  • memory/3940-4-0x00007FFAC29D0000-0x00007FFAC3491000-memory.dmp

    Filesize

    10.8MB

  • memory/3940-17-0x00007FFAC29D0000-0x00007FFAC3491000-memory.dmp

    Filesize

    10.8MB

  • memory/3956-18-0x00007FFAC29D0000-0x00007FFAC3491000-memory.dmp

    Filesize

    10.8MB

  • memory/3956-19-0x00007FFAC29D0000-0x00007FFAC3491000-memory.dmp

    Filesize

    10.8MB

  • memory/3956-20-0x00007FFAC29D0000-0x00007FFAC3491000-memory.dmp

    Filesize

    10.8MB

  • memory/3956-21-0x00007FFAC29D0000-0x00007FFAC3491000-memory.dmp

    Filesize

    10.8MB