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
    17-12-2024 20:07

General

  • Target

    6e01fd9bbae18709d91e9bb3e50e938a7021dcf2190168a2e5267be9b574eacd.exe

  • Size

    1.2MB

  • MD5

    caa20c3d6e8cbdb4786e9669f4022abd

  • SHA1

    b8b739f73addb4c9a05bad57b3b246c4fd05aae7

  • SHA256

    6e01fd9bbae18709d91e9bb3e50e938a7021dcf2190168a2e5267be9b574eacd

  • SHA512

    85884e5a9c125d021ab69614c6b664a9cc6c6765789938aa39f4d8d8e43d85678499ec0c162381a277481e9b1114395d0c2278e34651908418ea65c77cd8de00

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtij:WIwgMEuy+inDfp3/XoCw57XYBwKj

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 1 IoCs

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 4 IoCs
  • VMProtect packed file 10 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 8 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).

  • System Location Discovery: System Language Discovery 1 TTPs 10 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 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Modifies registry class 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e01fd9bbae18709d91e9bb3e50e938a7021dcf2190168a2e5267be9b574eacd.exe
    "C:\Users\Admin\AppData\Local\Temp\6e01fd9bbae18709d91e9bb3e50e938a7021dcf2190168a2e5267be9b574eacd.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:4768
    • 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:2904
    • 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:556
    • 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:3516
      • 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:4044
        • 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:8
    • 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:2532
  • 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:228
    • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
      C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240618687.txt",MainThread
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:4556
  • 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:2596
    • 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:3916

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

    390fdced8bd92f579cf169e6c7c149c4

    SHA1

    0f78e9e177092aa7730e5995928462b2e18f2d06

    SHA256

    bc4c15438846392a613788fbd3aa25f530f491c56dbb5c9146fe5481625c59f6

    SHA512

    61c10c842c9027990b214ec8ae7f1e421543225465e74db18295e582b0867bd5deb7543e8e408672ccb3a87b2a36939b2a62097e74842abd37145fa903314aee

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

    Filesize

    1.2MB

    MD5

    bef9dc1e669c584f2ca63772f7877d44

    SHA1

    ab0580932f595f2b2df89737c6b80bed82d550b8

    SHA256

    1512ac9ca210589c87807603c51e608b36320aa68b2c368e59eedb96961dcdc6

    SHA512

    696a4d1bfb4718a829d8df1a7f0fbc5f7727e1ba7a802d37b346272ac10150a320d0a159570769f4449041bfed28b47ace36ea8b6f64c2c36f9795667c53d176

  • C:\Windows\SysWOW64\240618671.txt

    Filesize

    49KB

    MD5

    49bc0204b045a1003bf22b593aa58601

    SHA1

    a9b62cf54cc37a7f2caa87d8ec108386c6ff92e3

    SHA256

    aac616de234288e73ce7c7574b4ee8280ddbae48d50f0891f321910d9c9d2409

    SHA512

    12a64ee672e2cab0cfc4c1127c363aef17fd865273c8cf5c850ed2bbaacd8c179c76ce43c842057c6e3c27904e672259cffce66f1e8930f48131eadd3c0f3cdd

  • C:\Windows\SysWOW64\ini.ini

    Filesize

    45B

    MD5

    840adbfd8b6375fc8e5823c50d250828

    SHA1

    4edbe20ddb17a408820cd8ae27854b4c1de63154

    SHA256

    9d5e01d03c90a53a4cd18c307143aadec904ca41f9f021077afafc8da523dc7d

    SHA512

    869801e5b07f3c5dd961c00205b1349a33066b591c94ba1749a9d668f43bcbe89a1ee59ad0dfbfefeea8c92d4f0bb4119a72ebe076cf95b4dabcf91c15e21234

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

    Filesize

    60KB

    MD5

    889b99c52a60dd49227c5e485a016679

    SHA1

    8fa889e456aa646a4d0a4349977430ce5fa5e2d7

    SHA256

    6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

    SHA512

    08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

  • memory/2596-43-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2596-46-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2596-45-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/3516-38-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/3516-37-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/3516-35-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/3916-56-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/3916-61-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/3916-58-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/4768-0-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/4768-76-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/4768-79-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/4768-82-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/4768-86-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/4768-1-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/4768-89-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/4768-92-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/4768-95-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB