Analysis

  • max time kernel
    150s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-05-2024 10:10

General

  • Target

    86a34e496ef63dd3402c1fcc25d7f757_JaffaCakes118.exe

  • Size

    98KB

  • MD5

    86a34e496ef63dd3402c1fcc25d7f757

  • SHA1

    c8da716483fcbafe7eb9fa71b7e64a88189ec6f1

  • SHA256

    56a571c098926202f99018b269d4ad834308919af35d78c17410dd934aa52bf9

  • SHA512

    6da020710232c563a806de1c3c76e3f6151b5414df70b4900c3536347287537e79395c8a4b3745aeff8b6dad496ee070f558a1d090d3258012af29f4bccf7841

  • SSDEEP

    3072:rfbmvdjA6iqZl8eAUo6Cgyy6DaGeSRHZLtz24j:/mLoay5nBXi4

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

تم الاختراق من قبل دكتور الغربية #

C2

Dr187.ddns.net:4444

Mutex

59e66e4fd01ed7a53bb65713760bdb7d

Attributes
  • reg_key

    59e66e4fd01ed7a53bb65713760bdb7d

  • splitter

    |'|'|

Signatures

  • 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.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Obfuscated with Agile.Net obfuscator 2 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • 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).

  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\86a34e496ef63dd3402c1fcc25d7f757_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\86a34e496ef63dd3402c1fcc25d7f757_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3524
    • C:\Users\Admin\AppData\Local\Temp\Google Root.exe
      "C:\Users\Admin\AppData\Local\Temp\Google Root.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1304
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Google Root.exe" "Google Root.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:4464

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Google Root.exe
    Filesize

    98KB

    MD5

    86a34e496ef63dd3402c1fcc25d7f757

    SHA1

    c8da716483fcbafe7eb9fa71b7e64a88189ec6f1

    SHA256

    56a571c098926202f99018b269d4ad834308919af35d78c17410dd934aa52bf9

    SHA512

    6da020710232c563a806de1c3c76e3f6151b5414df70b4900c3536347287537e79395c8a4b3745aeff8b6dad496ee070f558a1d090d3258012af29f4bccf7841

  • memory/1304-26-0x0000000074CE0000-0x0000000075490000-memory.dmp
    Filesize

    7.7MB

  • memory/1304-25-0x0000000074CE0000-0x0000000075490000-memory.dmp
    Filesize

    7.7MB

  • memory/1304-24-0x0000000004BB0000-0x0000000004BBA000-memory.dmp
    Filesize

    40KB

  • memory/1304-23-0x0000000004BF0000-0x0000000004C82000-memory.dmp
    Filesize

    584KB

  • memory/1304-21-0x0000000074CE0000-0x0000000075490000-memory.dmp
    Filesize

    7.7MB

  • memory/1304-20-0x0000000074CE0000-0x0000000075490000-memory.dmp
    Filesize

    7.7MB

  • memory/3524-6-0x0000000005E40000-0x00000000063E4000-memory.dmp
    Filesize

    5.6MB

  • memory/3524-0-0x0000000074CEE000-0x0000000074CEF000-memory.dmp
    Filesize

    4KB

  • memory/3524-19-0x0000000074CE0000-0x0000000075490000-memory.dmp
    Filesize

    7.7MB

  • memory/3524-5-0x0000000003120000-0x000000000312E000-memory.dmp
    Filesize

    56KB

  • memory/3524-4-0x0000000074CE0000-0x0000000075490000-memory.dmp
    Filesize

    7.7MB

  • memory/3524-3-0x0000000003110000-0x0000000003122000-memory.dmp
    Filesize

    72KB

  • memory/3524-2-0x00000000057F0000-0x000000000588C000-memory.dmp
    Filesize

    624KB

  • memory/3524-1-0x0000000000D90000-0x0000000000DAE000-memory.dmp
    Filesize

    120KB