Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    31/05/2024, 12:30

General

  • Target
    Majid Z Hacker.exe
  • Size 413KB
  • Sample240531-pphmjahe83
  • SHA256 b29885d1b7a7710d0bb85861609520cc7bd53524ab5525cd9b9c47690f0103a2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • njrat

Version
  • 0.7d

Botnet
  • HacKed

C2
  • hackerguru.duckdns.org:6666

Mutex
  • 8b3c87226fd3a4e8b8191141ea7a593c

Attributes
  • reg_key

    8b3c87226fd3a4e8b8191141ea7a593c

  • splitter

    |'|'|

Signatures

  • Contains code to disable Windows Defender 1 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Drops startup file 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 17 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 3 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • AutoIT Executable 15 IoCs

    AutoIT scripts compiled to PE executables.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Majid Z Hacker.exe
    "C:\Users\Admin\AppData\Local\Temp\Majid Z Hacker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2424
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\script.vbs"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2948
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\SysWOW64\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\script.vbs" /elevate
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Suspicious use of WriteProcessMemory
        PID:2172
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableRealtimeMonitoring $true
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2572
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableBehaviorMonitoring $true
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2472
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableBlockAtFirstSeen $true
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2664
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableIOAVProtection $true
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2760
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -DisableScriptScanning $true
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2388
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -SubmitSamplesConsent 2
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2512
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -MAPSReporting 0
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2480
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -HighThreatDefaultAction 6 -Force
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2544
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -ModerateThreatDefaultAction 6
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3012
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -LowThreatDefaultAction 6
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1712
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -SevereThreatDefaultAction 6
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:808
    • C:\Users\Admin\AppData\Local\Temp\windows registry.exe
      "C:\Users\Admin\AppData\Local\Temp\windows registry.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:2996
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\windows registry.exe" "windows registry.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:1700
    • C:\Users\Admin\AppData\Local\Temp\Windows Program.exe
      "C:\Users\Admin\AppData\Local\Temp\Windows Program.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:1624
      • C:\Windows\SysWOW64\WSCript.exe
        WSCript C:\Users\Admin\AppData\Local\Temp\DNLEWE.vbs
        3⤵
          PID:1080

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
          • Size 70KB
          • SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
          • MD5 SHA1 SHA512 SSDEEP

          Cab1853.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Cab1853.tmp
          • Size 68KB
          • SHA256 1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
          • MD5 SHA1 SHA512 SSDEEP

          DNLEWE.vbs

          • Path C:\Users\Admin\AppData\Local\Temp\DNLEWE.vbs
          • Size 850B
          • SHA256 ba844c991f9fc79f240573cf20e975ac60ae70adc4f45298059e53474df49d1c
          • MD5 SHA1 SHA512

          Tar1A9B.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Tar1A9B.tmp
          • Size 181KB
          • SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
          • MD5 SHA1 SHA512 SSDEEP

          script.vbs

          • Path C:\Users\Admin\AppData\Local\Temp\script.vbs
          • Size 1KB
          • SHA256 ecd586281fc4655e40108fcf118beeae3411c1c1176951a763e47fb66d2e421f
          • MD5 SHA1 SHA512

          d93f411851d7c929.customDestinations-ms

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
          • Size 7KB
          • SHA256 325beaeab3efad933af92208e0d4abf699ff6f9bcb2a82357485b5234f916da4
          • MD5 SHA1 SHA512 SSDEEP

          Windows Program.exe

          • Path \Users\Admin\AppData\Local\Temp\Windows Program.exe
          • Size 356KB
          • SHA256 438c6c0291603bd92a66731abcf32e478dc19093c1c0f3c75ee5117192913809
          • MD5 SHA1 SHA512 SSDEEP

          windows registry.exe

          • Path \Users\Admin\AppData\Local\Temp\windows registry.exe
          • Size 23KB
          • SHA256 6f788d9f8b51ba8321f1837e02d10c5d94efc74c7be26f734c34a4d602b8d1bc
          • MD5 SHA1 SHA512 SSDEEP

          memory/1624-195-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-190-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-201-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-184-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-186-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-185-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-200-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-188-0x00000000034B0000-0x00000000034C0000-memory.dmp

          memory/1624-189-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-181-0x00000000034B0000-0x00000000034C0000-memory.dmp

          memory/1624-191-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-193-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-194-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-17-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-196-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-197-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-198-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/1624-199-0x0000000000400000-0x00000000004CA000-memory.dmp

          memory/2996-187-0x0000000000450000-0x0000000000490000-memory.dmp

          memory/2996-20-0x0000000000450000-0x0000000000490000-memory.dmp