Analysis

  • max time kernel
    101s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-11-2024 05:55

General

  • Target

    56208676fa8968548518785b8aa0550cb20d7c47a8b7d4a5560012a37d3aefb8.exe

  • Size

    1.2MB

  • MD5

    952fcac12980ef0bb9456b3ed5705e1a

  • SHA1

    f89fa83bd7ddbfa7ce71d2c57baf525732509731

  • SHA256

    56208676fa8968548518785b8aa0550cb20d7c47a8b7d4a5560012a37d3aefb8

  • SHA512

    25bf86317ad18371fc15d4125cb21dbbbe22a58fc9883ae3773ca25591a6eb4563254d409eb20215115bf1efc612089a3b6f6ad756a3e2f3d1c1b37067ce236a

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtit:WIwgMEuy+inDfp3/XoCw57XYBwKt

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
  • 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 5 IoCs
  • Loads dropped DLL 1 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 4 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 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 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 14 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\56208676fa8968548518785b8aa0550cb20d7c47a8b7d4a5560012a37d3aefb8.exe
    "C:\Users\Admin\AppData\Local\Temp\56208676fa8968548518785b8aa0550cb20d7c47a8b7d4a5560012a37d3aefb8.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:4916
    • 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:1920
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 376
        3⤵
        • Program crash
        PID:2328
    • C:\Users\Admin\AppData\Local\Temp\AK47.exe
      C:\Users\Admin\AppData\Local\Temp\\AK47.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:1548
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1548 -s 424
        3⤵
        • Program crash
        PID:1380
    • 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:4336
      • 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:3428
        • 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:4920
    • 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:2232
    • 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:548
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1920 -ip 1920
    1⤵
      PID:4300
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 1548 -ip 1548
      1⤵
        PID:2828
      • 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:3148
        • 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:5048

      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

        8e6384caac2406c31c2b67ff1f0fbcfe

        SHA1

        147d6ad58ff6eb7c7872f30746b320b472beb933

        SHA256

        218f57e89d4df19f923e2a17fa57f5b50643cf30beb261651ba6d3b17b2a6e1e

        SHA512

        358bfb479ec32b2281b2f6f14bd41385b11d260daf33d6840df9d7099e4e88afd3fab802e5f324c638a125a814025a5f3606eda2c033f8d7a53da02f8bad1089

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

        Filesize

        1.2MB

        MD5

        dddf09eaa46a0914420720311e0cc766

        SHA1

        ef5a8539956b0616f1286250eb02883a84a61527

        SHA256

        95c4a8f5b1a5aa90bfb5b38cebe028de25a79b16260a65ffe0161a88ae11a2f4

        SHA512

        9f8303eaee1f2d5dd7a5d9552430603cbfef03dde5a3729b514b0875ddefe05b6ccf4c5eb045c1e28012eb6b310a1289abd2d0b806a26fc17b540fceb4c2daea

      • C:\Windows\SysWOW64\240621812.txt

        Filesize

        49KB

        MD5

        fa3d10ddb1c037ec0f1b03b0464dac66

        SHA1

        5c4a4789251d9a2089d57abc0e764dca13bd27b6

        SHA256

        1bc4a167e5b2a5ec114fe16040b38f22b0a57b2e80a22f1aa3ced361964c289c

        SHA512

        dbb48939354153ed3d99e13c7f05002da66091b52d5ea3998a0b29f3305f78520e1d23c6b870d0af7a63b46c282ad350465cb24e7f626a3c6a4579fb563bee41

      • memory/3148-34-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/3148-33-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/3148-31-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/4336-23-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/4336-26-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/4336-25-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/4916-68-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4916-62-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4916-65-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4916-0-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4916-72-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4916-1-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4916-75-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4916-78-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/4916-82-0x0000000000400000-0x0000000000760000-memory.dmp

        Filesize

        3.4MB

      • memory/5048-51-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/5048-48-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB

      • memory/5048-44-0x0000000010000000-0x00000000101BA000-memory.dmp

        Filesize

        1.7MB