Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2025, 20:34

General

  • Target

    9276e8d487e1bed3d59c2e969a720984243d3e45ede6bec8847c36f6f7fe7f38.exe

  • Size

    1.2MB

  • MD5

    2d2756e56eac030b2e44e4c9a25cdad3

  • SHA1

    f039c11e6dfbd3e338d01f9a3ce703d55e2353d8

  • SHA256

    9276e8d487e1bed3d59c2e969a720984243d3e45ede6bec8847c36f6f7fe7f38

  • SHA512

    f910c29d6d929aac4ec5537d7b92643c6dabdde43f68ee91e8f996914cbc8a2b5de57a517423b4b4e63ddfd696865c35e21fb855e5f601a620c16e4ea0b4f61a

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiA:WIwgMEuy+inDfp3/XoCw57XYBwKA

Malware Config

Signatures

  • Detect PurpleFox Rootkit 7 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 8 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Gh0strat family
  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Purplefox family
  • Drops file in Drivers directory 1 IoCs
  • Server Software Component: Terminal Services DLL 1 TTPs 2 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 12 IoCs
  • Loads dropped DLL 5 IoCs
  • VMProtect packed file 11 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 10 IoCs
  • UPX packed file 9 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 17 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 4 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Modifies registry class 1 IoCs
  • Runs ping.exe 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9276e8d487e1bed3d59c2e969a720984243d3e45ede6bec8847c36f6f7fe7f38.exe
    "C:\Users\Admin\AppData\Local\Temp\9276e8d487e1bed3d59c2e969a720984243d3e45ede6bec8847c36f6f7fe7f38.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4000
    • C:\Users\Admin\AppData\Local\Temp\AK47.exe
      "C:\Users\Admin\AppData\Local\Temp\AK47.exe"
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:208
    • C:\Users\Admin\AppData\Local\Temp\AK47.exe
      C:\Users\Admin\AppData\Local\Temp\\AK47.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:3648
    • C:\Users\Admin\AppData\Local\Temp\AK74.exe
      C:\Users\Admin\AppData\Local\Temp\\AK74.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4004
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\AK74.exe > nul
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:4904
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:4448
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2368
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2248
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1820
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240615234.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:3652
    • C:\Windows\SysWOW64\Ghiya.exe
      C:\Windows\SysWOW64\Ghiya.exe -auto
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:732
      • C:\Windows\SysWOW64\Ghiya.exe
        C:\Windows\SysWOW64\Ghiya.exe -acsi
        2⤵
        • Drops file in Drivers directory
        • Sets service image path in registry
        • Executes dropped EXE
        • Suspicious behavior: LoadsDriver
        • Suspicious use of AdjustPrivilegeToken
        PID:564
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3504
      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
        2⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2196
        • C:\Users\Admin\AppData\Local\Temp\AK47.exe
          "C:\Users\Admin\AppData\Local\Temp\AK47.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          PID:3280
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3280 -s 432
            4⤵
            • Program crash
            PID:4336
        • C:\Users\Admin\AppData\Local\Temp\AK47.exe
          C:\Users\Admin\AppData\Local\Temp\\AK47.exe
          3⤵
          • Server Software Component: Terminal Services DLL
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          PID:2576
        • C:\Users\Admin\AppData\Local\Temp\AK74.exe
          C:\Users\Admin\AppData\Local\Temp\\AK74.exe
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2936
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\AK74.exe > nul
            4⤵
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Internet Connection Discovery
            • Suspicious use of WriteProcessMemory
            PID:4244
            • C:\Windows\SysWOW64\PING.EXE
              ping -n 2 127.0.0.1
              5⤵
              • System Location Discovery: System Language Discovery
              • System Network Configuration Discovery: Internet Connection Discovery
              • Runs ping.exe
              PID:1608
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3280 -ip 3280
      1⤵
        PID:64
      • C:\Windows\SysWOW64\Ghiya.exe
        C:\Windows\SysWOW64\Ghiya.exe -auto
        1⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3272
        • C:\Windows\SysWOW64\Ghiya.exe
          C:\Windows\SysWOW64\Ghiya.exe -acsi
          2⤵
          • Executes dropped EXE
          PID:3608

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\AK47.exe

        Filesize

        91KB

        MD5

        423eb994ed553294f8a6813619b8da87

        SHA1

        eca6a16ccd13adcfc27bc1041ddef97ec8081255

        SHA256

        050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

        SHA512

        fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

      • C:\Users\Admin\AppData\Local\Temp\AK74.exe

        Filesize

        400KB

        MD5

        b0998aa7d5071d33daa5b60b9c3c9735

        SHA1

        9365a1ff0c6de244d6f36c8d84072cc916665d3c

        SHA256

        3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

        SHA512

        308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

      • C:\Users\Admin\AppData\Roaming\Microsoft\Config.ini

        Filesize

        92B

        MD5

        29ce53e2a4a446614ccc8d64d346bde4

        SHA1

        39a7aa5cc1124842aa0c25abb16ea94452125cbe

        SHA256

        56225be6838bc6e93ea215891eacf28844ae27a9f8b2b29bf19d3a8c2b1f58df

        SHA512

        b2c5a2708c427171a5715801f8ea733ffe88d73aaaaf59c5c752ea32cbe7aae8526cc26eabe84ad5043174c0c69b1d6b15a9fb125c15accfac3462d5d08a0faa

      • C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs

        Filesize

        753B

        MD5

        f97d3b1caeb627da4b96ba4d271d04be

        SHA1

        fbfb4759c99fad1b73463412846bcba70ad4fc5b

        SHA256

        45b6b3b5a7990bbf2c0137a87a1386cc24e6f1e55dc5d0453c821c1de1b132fd

        SHA512

        84bed17ae21dc74b9a0d634fb723948d7c8ea200acfda4d0cefd35645e1f12263f5e3f67bff3e981a832b58c5a1104eaa0441078804745825a259897fd017676

      • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe

        Filesize

        1.2MB

        MD5

        711187720945e603172eeb0bddf925a8

        SHA1

        fa8d2910ef9c2a8bf6adcd7a8d0382a83fcdcbff

        SHA256

        6e9042b92d9316adfbece588400d2bb66948ff8247bd9462863d3ed310735288

        SHA512

        1cb26b7a36507b139b9cda9e9ea6adc9ace8d227770b5fc886568373ac7d3ee2704f6baae79c7062e67019d56bb965375eaf96d59eaf2b59410df1482395fbde

      • C:\Windows\SysWOW64\240615234.txt

        Filesize

        49KB

        MD5

        f4953622dcc088e9d0dda2c9fd3ac79f

        SHA1

        745af12c69d848fdd1764c8e7ed066ab3be54851

        SHA256

        95c5da2af6cad941db0f62fd7e028cf0efae5beb9722b1ecb8802076cc61b246

        SHA512

        8857b53de30c2c637accb7c50cd9f98c5c561ece5db4b141b3d3d589a4d08d383b3637d197b5fdeade8d758c6190e4fc1abcce1f8bf4fec96d500ad2cb7a1c15

      • C:\Windows\SysWOW64\ini.ini

        Filesize

        45B

        MD5

        b599b4df355ecdfd36df4f0aa95825b3

        SHA1

        00093d2be6e105b41dc2dd882ee4f5bd4e6be204

        SHA256

        a65f073e71f995a5a95dcc2e69ce89b59d3a89d3d4ef86cadde3a1c9925b5bb4

        SHA512

        02d49eda2333fa04fbdff0ab18cf4a632db8e5913fd6028296ccdb1585537b33ed58d8fd34513b4f6fd02538322813585fbbb22fc82b8b90459048f8cb64929d

      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

        Filesize

        60KB

        MD5

        889b99c52a60dd49227c5e485a016679

        SHA1

        8fa889e456aa646a4d0a4349977430ce5fa5e2d7

        SHA256

        6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

        SHA512

        08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

      • memory/564-53-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/564-50-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/564-61-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/732-39-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/732-38-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/732-40-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2196-109-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4000-0-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4000-114-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4000-118-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4000-121-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4000-125-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4000-1-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4000-128-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4000-131-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4000-134-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4004-26-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/4004-27-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/4004-24-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB