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

  • MD5

    d546dc22ad3450598ab32de298a72a80

  • SHA1

    6c0b509488bdb86a679a4499e6ebf276ac9d8ea1

  • SHA256

    b29885d1b7a7710d0bb85861609520cc7bd53524ab5525cd9b9c47690f0103a2

  • SHA512

    79e5bca20e23b0cff3d7d98003ae6d69d8932a75eeff23f31ec4c0aae93a02d41593c60d3a6fcb8a06600e21bfa7190210e4842bcba3ba8e9a7d62f344b48980

  • SSDEEP

    12288:6+81qE0efXk6XLUwx7YfR43JDOpedYhN7zf+:6o5yU6XIGYqJDOpJPzf+

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 Matrix ATT&CK v13

    Persistence

    Create or Modify System Process

    2
    T1543

    Windows Service

    2
    T1543.003

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Create or Modify System Process

    2
    T1543

    Windows Service

    2
    T1543.003

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    3
    T1112

    Impair Defenses

    2
    T1562

    Disable or Modify Tools

    1
    T1562.001

    Disable or Modify System Firewall

    1
    T1562.004

    Subvert Trust Controls

    1
    T1553

    Install Root Certificate

    1
    T1553.004

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
      Filesize

      70KB

      MD5

      49aebf8cbd62d92ac215b2923fb1b9f5

      SHA1

      1723be06719828dda65ad804298d0431f6aff976

      SHA256

      b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

      SHA512

      bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

    • C:\Users\Admin\AppData\Local\Temp\Cab1853.tmp
      Filesize

      68KB

      MD5

      29f65ba8e88c063813cc50a4ea544e93

      SHA1

      05a7040d5c127e68c25d81cc51271ffb8bef3568

      SHA256

      1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

      SHA512

      e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

    • C:\Users\Admin\AppData\Local\Temp\DNLEWE.vbs
      Filesize

      850B

      MD5

      59ccb6ffd3155d4e1e16509c1d2b424b

      SHA1

      c4b3aaa2e1f972aa6f1ae4a1543452d93bf1491c

      SHA256

      ba844c991f9fc79f240573cf20e975ac60ae70adc4f45298059e53474df49d1c

      SHA512

      8b1f99c486b756305dc3480182e2b6a37454e156050da9a3e2ff21ce131e7a34a3ebe740f7f07ed17e79e79a5ddf4213e509d009391d69c317b643b5f183b053

    • C:\Users\Admin\AppData\Local\Temp\Tar1A9B.tmp
      Filesize

      181KB

      MD5

      4ea6026cf93ec6338144661bf1202cd1

      SHA1

      a1dec9044f750ad887935a01430bf49322fbdcb7

      SHA256

      8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

      SHA512

      6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

    • C:\Users\Admin\AppData\Local\Temp\script.vbs
      Filesize

      1KB

      MD5

      77a4da4863ffcaba51ce05d3c632158d

      SHA1

      253f9a594a6ca3a7a23acb90f8dc81939215ba4b

      SHA256

      ecd586281fc4655e40108fcf118beeae3411c1c1176951a763e47fb66d2e421f

      SHA512

      ba215fa65a011f5841f5e92b4053895c13368e894817551a982ca3e821726b8bbb13616bca8781fed08f4c83528d0d3ac233fa1f3e14ad4253fdefd9a22253cf

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
      Filesize

      7KB

      MD5

      cab9c7ea927d8a4f113d4cc0c2ce27c0

      SHA1

      2c6494b06208ab14871fdcf338eb45c719885a59

      SHA256

      325beaeab3efad933af92208e0d4abf699ff6f9bcb2a82357485b5234f916da4

      SHA512

      4a2e715301eebf8966e62a3b17999ebb5283f7787eacc4c10367ddf5c8cb3bb39bf545f2292f969546094c8c86212b356750204292268ce5f9a702321089feb9

    • \Users\Admin\AppData\Local\Temp\Windows Program.exe
      Filesize

      356KB

      MD5

      470c1aaa600dfd81af4cfb23bee7490c

      SHA1

      17cc0969b22f293b9bab656da3c9e4e4f6a3dbd0

      SHA256

      438c6c0291603bd92a66731abcf32e478dc19093c1c0f3c75ee5117192913809

      SHA512

      9a9927ce72abab495474fcc153dc65fcbe15f46cd08e03e892f05b1ad2025d80301b40cf922fee9bbfb4cc2aeffe867a772bc381c1694289e13cf1fde591fbee

    • \Users\Admin\AppData\Local\Temp\windows registry.exe
      Filesize

      23KB

      MD5

      0e61e56cab42baa9ac421252c13809ed

      SHA1

      f058e2efd1181d5285eef36fa2bae9658ccc20f9

      SHA256

      6f788d9f8b51ba8321f1837e02d10c5d94efc74c7be26f734c34a4d602b8d1bc

      SHA512

      e5cd90240468d86f5230d1c9f7c355c32cdbf3b5a0c041914d009c8145d260f469f75cf28e2b307964c64b6c6255a6fc6e258b5bb6525b50824365227c38e624

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

      808KB

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

      808KB

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

      808KB

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

      808KB

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

      808KB

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

      808KB

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

      808KB

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

      64KB

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

      808KB

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

      64KB

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

      808KB

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

      808KB

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

      808KB

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

      808KB

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

      808KB

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

      808KB

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

      808KB

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

      808KB

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

      256KB

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

      256KB