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
    26-10-2024 06:27

General

  • Target

    f79168af038b2168ff426ecc439cd082c272e7543fae5e1c72e563630caeee02.exe

  • Size

    4.1MB

  • MD5

    628667cea08aed36ee5c282b81f30cc8

  • SHA1

    5362fa8e9b654863251b7768389ca5f05a3e6ea0

  • SHA256

    f79168af038b2168ff426ecc439cd082c272e7543fae5e1c72e563630caeee02

  • SHA512

    21fd13e45caa65093dcc193fccf54a679146e3693102081b80ad2e4796487d1298c5b99dd830f4d3152b9acdbb21f7e171b785ee8208516cad2f77dbb12fc789

  • SSDEEP

    98304:IFk+Zmo3roc///////J5pW0gf3bTh6a+JBAUZLfmF:4ZNpM3bN6PJVK

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 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 3 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in System32 directory 6 IoCs
  • UPX packed file 36 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 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 4 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f79168af038b2168ff426ecc439cd082c272e7543fae5e1c72e563630caeee02.exe
    "C:\Users\Admin\AppData\Local\Temp\f79168af038b2168ff426ecc439cd082c272e7543fae5e1c72e563630caeee02.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4440
    • C:\Users\Admin\AppData\Local\Temp\OD¼ì²â.exe
      C:\Users\Admin\AppData\Local\Temp\\OD¼ì²â.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1116
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c "C:\Users\Admin\AppData\Local\Temp\47.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1660
        • C:\Users\Admin\AppData\Local\Temp\47.exe
          C:\Users\Admin\AppData\Local\Temp\47.exe
          4⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:5060
          • 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\47.exe > nul
            5⤵
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Internet Connection Discovery
            • Suspicious use of WriteProcessMemory
            PID:3364
            • C:\Windows\SysWOW64\PING.EXE
              ping -n 2 127.0.0.1
              6⤵
              • System Location Discovery: System Language Discovery
              • System Network Configuration Discovery: Internet Connection Discovery
              • Runs ping.exe
              PID:1052
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c "C:\Users\Admin\AppData\Local\Temp\r.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3476
        • C:\Users\Admin\AppData\Local\Temp\r.exe
          C:\Users\Admin\AppData\Local\Temp\r.exe
          4⤵
          • Server Software Component: Terminal Services DLL
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          PID:3480
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñ"
    1⤵
      PID:2064
    • C:\Windows\SysWOW64\TXPlatforn.exe
      C:\Windows\SysWOW64\TXPlatforn.exe -auto
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2256
      • C:\Windows\SysWOW64\TXPlatforn.exe
        C:\Windows\SysWOW64\TXPlatforn.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:4384
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñ"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2760
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñ.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñ.exe "c:\windows\system32\240632359.bat",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:4356

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\47.exe

      Filesize

      377KB

      MD5

      20b05a93c5de23f1fe6c87f6bc4dabd5

      SHA1

      8cfc236635ec6b7ce78da31d098bc42cfbe89fa0

      SHA256

      3aa540780b32d22430706ac275b967c2f93d308f1f57fb794b67f0941fc6fe89

      SHA512

      4786eeea8d57c5cb1b655c11795af2d75ba7620b493c37d01685574af2749f32589963fb78fadd621ea4d8d3b9616bb31a4e8cd8675dcbb5292c22ad040831ac

    • C:\Users\Admin\AppData\Local\Temp\OD¼ì²â.exe

      Filesize

      586KB

      MD5

      20bbaea0f63e79ddfd42da8cc35763e0

      SHA1

      bf48a4a1bd8e8b611bbe57a05d5d9e406d7bf9a6

      SHA256

      fae6449a0d0a6fbc4f1fc2ed341a6c10d81e07d864677116626b04f9ceb83c46

      SHA512

      532de5f15703de5c22c0593074e69f754f7590ede1529e774caa9cef133d9c228555b24e168645fa0d99ecaa18e78c56e5a17514e8158dcabca8d824a9af876f

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

      Filesize

      93KB

      MD5

      4992f3334ad36ff3f61a3b2e3ba7336c

      SHA1

      61d93ffde435d0d6b1ff0b4fdeef65d79d1f06e8

      SHA256

      f6b53c8cbef17932ef640bb83b07e56067ffaa582330bb1f68001194a84d1641

      SHA512

      4772747b159d887ec183c17142dab4bff3595d988a9fa1d28463b82a96f7da0069765cf9e71f1eb33d97c66eb2756103bdd6cc05693f6d76a2ba823ec128d3e0

    • C:\Windows\SysWOW64\240632359.bat

      Filesize

      50KB

      MD5

      4f0bd659e0f0ac42e16ce42a52a1af11

      SHA1

      9af198de5661cee25cdfe961e1f2261c73331bad

      SHA256

      97f49628921ada37adea7396f708135cbc80c7bfffcc4e68786d9afdf32450d8

      SHA512

      04801506bb388bcfd2f5fbb35ab1b51777a7cdb46cef927a07d25fd583cceae136ab1e11ae7408e717afe571793efa8393c1892469fc2ae5e23c35bc656b44a8

    • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñ.exe

      Filesize

      60KB

      MD5

      889b99c52a60dd49227c5e485a016679

      SHA1

      8fa889e456aa646a4d0a4349977430ce5fa5e2d7

      SHA256

      6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

      SHA512

      08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

    • memory/1116-62-0x0000000000400000-0x0000000000498000-memory.dmp

      Filesize

      608KB

    • memory/2256-83-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2256-86-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2256-85-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4384-100-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4384-98-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4384-95-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/4440-5-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-2-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-37-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-35-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-34-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-29-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-27-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-25-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-23-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-17-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-13-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-11-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-9-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-7-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-0-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-44-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-3-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-19-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-15-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-53-0x00000000033F0000-0x0000000003430000-memory.dmp

      Filesize

      256KB

    • memory/4440-1-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-54-0x00000000033F0000-0x0000000003430000-memory.dmp

      Filesize

      256KB

    • memory/4440-55-0x00000000033F0000-0x0000000003430000-memory.dmp

      Filesize

      256KB

    • memory/4440-56-0x00000000033F0000-0x0000000003430000-memory.dmp

      Filesize

      256KB

    • memory/4440-108-0x00000000033F0000-0x0000000003430000-memory.dmp

      Filesize

      256KB

    • memory/4440-57-0x00000000033F0000-0x0000000003430000-memory.dmp

      Filesize

      256KB

    • memory/4440-109-0x00000000033F0000-0x0000000003430000-memory.dmp

      Filesize

      256KB

    • memory/4440-107-0x00000000033F0000-0x0000000003430000-memory.dmp

      Filesize

      256KB

    • memory/4440-58-0x00000000033F0000-0x0000000003430000-memory.dmp

      Filesize

      256KB

    • memory/4440-59-0x0000000003810000-0x0000000003811000-memory.dmp

      Filesize

      4KB

    • memory/4440-41-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-45-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-47-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-31-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-21-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-105-0x00000000028F0000-0x000000000292E000-memory.dmp

      Filesize

      248KB

    • memory/4440-106-0x00000000033F0000-0x0000000003430000-memory.dmp

      Filesize

      256KB

    • memory/5060-70-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/5060-71-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/5060-72-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB