Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/01/2025, 18:59 UTC

General

  • Target

    40671d119ff2b0434718abd32d24c032c27a5fb57de8f13a4538f4b16ff71f6e.exe

  • Size

    1.2MB

  • MD5

    349c7171e37273b9d1bfdf176de78421

  • SHA1

    e1b4a1bc9828d66024b09fb9b0110b4d24453727

  • SHA256

    40671d119ff2b0434718abd32d24c032c27a5fb57de8f13a4538f4b16ff71f6e

  • SHA512

    2ca1bf7f92effb107e2333e4305d71b7926c73ee8e706d39738ad86ad3a77bd9398b47b89fcf3a8ac9de4b72ae8bd32fa462001537ca423e17116ca9ecbff26f

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJti+:WIwgMEuy+inDfp3/XoCw57XYBwK+

Malware Config

Signatures

  • Detect PurpleFox Rootkit 5 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 6 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 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Drops startup file 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 10 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 7 IoCs
  • UPX packed file 6 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.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 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 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\40671d119ff2b0434718abd32d24c032c27a5fb57de8f13a4538f4b16ff71f6e.exe
    "C:\Users\Admin\AppData\Local\Temp\40671d119ff2b0434718abd32d24c032c27a5fb57de8f13a4538f4b16ff71f6e.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2912
    • 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:2764
    • 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:2412
    • 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:2272
      • 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:2292
        • 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:2852
    • 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:2708
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:1912
    • 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:1952
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259432626.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1800
    • C:\Windows\SysWOW64\Ghiya.exe
      C:\Windows\SysWOW64\Ghiya.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2176
      • 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:3056

    Network

    • flag-us
      DNS
      cf1549064127.f3322.net
      Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
      Remote address:
      8.8.8.8:53
      Request
      cf1549064127.f3322.net
      IN A
      Response
    • flag-us
      DNS
      cf1549064127.f3322.net
      Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
      Remote address:
      8.8.8.8:53
      Request
      cf1549064127.f3322.net
      IN A
    • flag-us
      DNS
      cf1549064127.f3322.net
      Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
      Remote address:
      8.8.8.8:53
      Request
      cf1549064127.f3322.net
      IN A
    • 43.249.193.73:54997
      40671d119ff2b0434718abd32d24c032c27a5fb57de8f13a4538f4b16ff71f6e.exe
      152 B
      3
    • 43.249.193.73:54997
      40671d119ff2b0434718abd32d24c032c27a5fb57de8f13a4538f4b16ff71f6e.exe
      152 B
      3
    • 43.249.193.73:54997
      40671d119ff2b0434718abd32d24c032c27a5fb57de8f13a4538f4b16ff71f6e.exe
      152 B
      3
    • 43.249.193.73:54997
      40671d119ff2b0434718abd32d24c032c27a5fb57de8f13a4538f4b16ff71f6e.exe
      152 B
      3
    • 43.249.193.73:54997
      40671d119ff2b0434718abd32d24c032c27a5fb57de8f13a4538f4b16ff71f6e.exe
      152 B
      3
    • 43.249.193.73:54997
      40671d119ff2b0434718abd32d24c032c27a5fb57de8f13a4538f4b16ff71f6e.exe
      152 B
      3
    • 43.249.193.73:54997
      40671d119ff2b0434718abd32d24c032c27a5fb57de8f13a4538f4b16ff71f6e.exe
      152 B
      3
    • 43.249.193.73:54997
      40671d119ff2b0434718abd32d24c032c27a5fb57de8f13a4538f4b16ff71f6e.exe
      52 B
      1
    • 8.8.8.8:53
      cf1549064127.f3322.net
      dns
      Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
      204 B
      129 B
      3
      1

      DNS Request

      cf1549064127.f3322.net

      DNS Request

      cf1549064127.f3322.net

      DNS Request

      cf1549064127.f3322.net

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • 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

      ea78a6550436374a5bccb9299fb166ea

      SHA1

      4286161ab92a60b3c1b38adeac72f9cacffc551b

      SHA256

      7dd6a62f8d75a34606c298263ebccfa91e991d34fc6e0b69c64c59f1a6b4af83

      SHA512

      1f8c13b09ade85494f4465f40868d7c4c0ef9649e116439327813c90266ab44938bef6069cb87885cea6be052b1bd930c685ddfa75b0995716e20de96dd6d799

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

      Filesize

      91KB

      MD5

      423eb994ed553294f8a6813619b8da87

      SHA1

      eca6a16ccd13adcfc27bc1041ddef97ec8081255

      SHA256

      050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

      SHA512

      fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

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

      Filesize

      400KB

      MD5

      b0998aa7d5071d33daa5b60b9c3c9735

      SHA1

      9365a1ff0c6de244d6f36c8d84072cc916665d3c

      SHA256

      3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

      SHA512

      308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

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

      Filesize

      1.2MB

      MD5

      283868d9ad2e7c4945a269dc239f116a

      SHA1

      e5f168b0ff0720cf520fbbc14a6eccaa8d1d434b

      SHA256

      468859ac01b48b94083d6030b9ca5bdff874348ff360d91d1e9cc29f483ce223

      SHA512

      f88c9b7b74fb0324139538b9582a49fa12585ed0d1ab64bbd56525cbfa18ef900456725867b552358f6a455ed91bd838b8ad57569d91976b87abaabbce05f7ce

    • \Windows\SysWOW64\259432626.txt

      Filesize

      49KB

      MD5

      f3960aeb315c2bc2d11ec21a1eca7c7f

      SHA1

      7f09d188f0483b1a922c6fecd83b51798b7bd060

      SHA256

      fc671b143c8dbb6d76f55a574a7bf3fa3c50b82db069fbf23cf261b11128cdee

      SHA512

      c55fc59146cbbd2245ef3296f0dcd2ab1a22d78c9e9782ed14354da3cceb33b44f1ce2c90c4d73ebaf9fcba885e63ec6c720160469178fabfe993f843860813f

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

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/2272-24-0x0000000010000000-0x00000000101BA000-memory.dmp

      Filesize

      1.7MB

    • memory/2272-23-0x0000000010000000-0x00000000101BA000-memory.dmp

      Filesize

      1.7MB

    • memory/2272-21-0x0000000010000000-0x00000000101BA000-memory.dmp

      Filesize

      1.7MB

    • memory/2912-65-0x0000000000B90000-0x0000000000BA0000-memory.dmp

      Filesize

      64KB

    • memory/2912-83-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2912-0-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2912-64-0x0000000000B90000-0x0000000000BA0000-memory.dmp

      Filesize

      64KB

    • memory/2912-96-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2912-93-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2912-74-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2912-77-0x0000000000B90000-0x0000000000BA0000-memory.dmp

      Filesize

      64KB

    • memory/2912-76-0x0000000000B90000-0x0000000000BA0000-memory.dmp

      Filesize

      64KB

    • memory/2912-80-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2912-90-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2912-87-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2912-1-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/3056-54-0x0000000010000000-0x00000000101BA000-memory.dmp

      Filesize

      1.7MB

    • memory/3056-49-0x0000000010000000-0x00000000101BA000-memory.dmp

      Filesize

      1.7MB

    • memory/3056-53-0x0000000010000000-0x00000000101BA000-memory.dmp

      Filesize

      1.7MB

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