Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04/01/2025, 17:34

General

  • Target

    2ffbf40a8ef35ad37b66529437bff14b7275b208adfae6ae74ff9f1c93215aba.exe

  • Size

    1.2MB

  • MD5

    fe0a9672e02c4f3d24354052baf4e2ca

  • SHA1

    79d858067031420225b1cf16f7e9f3d41b6fc8a7

  • SHA256

    2ffbf40a8ef35ad37b66529437bff14b7275b208adfae6ae74ff9f1c93215aba

  • SHA512

    373c67e29535cd7cf2b450ace7726a1072c50f63df1ae044c4bd832490e7069669509ba736115dd075b5a0d9afb006a6cad6be0dfdba798a7e76c9a47e5fde82

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiv:WIwgMEuy+inDfp3/XoCw57XYBwKv

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
  • Drops startup file 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 11 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 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.

  • 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\2ffbf40a8ef35ad37b66529437bff14b7275b208adfae6ae74ff9f1c93215aba.exe
    "C:\Users\Admin\AppData\Local\Temp\2ffbf40a8ef35ad37b66529437bff14b7275b208adfae6ae74ff9f1c93215aba.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:2640
    • 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:2608
    • 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:2716
    • 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:2484
      • 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:2532
        • 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:484
    • 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:2804
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2584
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
        PID:2592
      • 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:2092
        • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
          C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259410193.txt",MainThread
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:1840
      • 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:2456
        • 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:2628

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      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

        16db69f973d9e041a07686fc580352b7

        SHA1

        be50ee753f80d3b3d9791165ece72db4daedaeb9

        SHA256

        233ffbe0917254cf63a65f3cf290239e8fda4a5380fa37cfcb37a15779c02107

        SHA512

        d508049239eb8a2d626cae29f36b5cc44a58925a05f6ca3beb3a31a4faa7ce28216db0edcc8fec6c4ff286f9d1e2fd4bb872082ee167cbb6c04f2b78e103ebc0

      • C:\Windows\SysWOW64\ini.ini

        Filesize

        45B

        MD5

        eabce061bc3d3431b8eb74ef7534f308

        SHA1

        0e31765499bbede05d1482f1243b3c5372c23066

        SHA256

        4121ac8ce11cab09ffa2f915b26b3a4c4fbdf852aa766cf5ea74a21a5638682f

        SHA512

        df9979d60013a229c458a702ba81370a7781d526f81fd5b4f7b3d104610706a2e149a928c10a15ef57a3d99d13986e7fb73bd16a9eea67d39c30ca947c739d7e

      • \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

        e02362ab0939bb8967436542803e4141

        SHA1

        0c8b867d0d69047dbb11244c09e18450e705c4c7

        SHA256

        b677abcca06aeb6193ed5182ed43ff22135fcf58e643913e72203abfa743c52f

        SHA512

        20d291846d875cdc90f8e68e2579e48ffe9984442cedca75d6ffe52b6cb0a8812b208b02ed9fa0f25f40d463d1c469ee9b6c743e5bd342e822ad559eab5e70f3

      • \Windows\SysWOW64\259410209.txt

        Filesize

        49KB

        MD5

        3458d3bcf337b1372c0d2aa8953b536f

        SHA1

        058d9ae11f419b8916d34b5911c0673729c82572

        SHA256

        cab89202b5db9c0b5f6b9dd9a74ced7c9a02f33d8463b9930bd4a01b5585ed36

        SHA512

        71a03b2e4c59c99ce5c92b9cf4498c5961d9e122a13cd7434b83a251fd2d74ad312c42287332ccda429f8fe1a86cb89b735ea72b0adc284180ca11d225f351ad

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

        Filesize

        43KB

        MD5

        51138beea3e2c21ec44d0932c71762a8

        SHA1

        8939cf35447b22dd2c6e6f443446acc1bf986d58

        SHA256

        5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

        SHA512

        794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

      • memory/2484-32-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2484-35-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2484-34-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2628-55-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2628-54-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2628-59-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2628-60-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2628-51-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2628-53-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/2640-80-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2640-89-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2640-70-0x00000000022E0000-0x00000000022F0000-memory.dmp

        Filesize

        64KB

      • memory/2640-0-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2640-82-0x00000000022E0000-0x00000000022F0000-memory.dmp

        Filesize

        64KB

      • memory/2640-83-0x00000000022E0000-0x00000000022F0000-memory.dmp

        Filesize

        64KB

      • memory/2640-86-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2640-69-0x00000000022E0000-0x00000000022F0000-memory.dmp

        Filesize

        64KB

      • memory/2640-93-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2640-1-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2640-96-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2640-99-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2640-102-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/2640-105-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB