Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 10:26

General

  • Target
    b9f5b53469e37cd8e5d45a8d6500d31d2e15036c6c4d8ae3af6f33ea4f3c1915.exe
  • Size 4.6MB
  • Sample260802-mgj5aagf85
  • SHA256 b9f5b53469e37cd8e5d45a8d6500d31d2e15036c6c4d8ae3af6f33ea4f3c1915
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Family: PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Detect PurpleFox Rootkit 11 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 12 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
  • Sets service image path in registry 3 TTPs 1 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 3 IoCs
  • Drops file in System32 directory 5 IoCs
  • UPX packed file 13 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • 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.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9f5b53469e37cd8e5d45a8d6500d31d2e15036c6c4d8ae3af6f33ea4f3c1915.exe
    "C:\Users\Admin\AppData\Local\Temp\b9f5b53469e37cd8e5d45a8d6500d31d2e15036c6c4d8ae3af6f33ea4f3c1915.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5392
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      C:\Users\Admin\AppData\Local\Temp\\svchost.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:4668
      • 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\svchost.exe > nul
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2448
        • 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:4724
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.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:2372
    • C:\Users\Admin\AppData\Local\Temp\HD_b9f5b53469e37cd8e5d45a8d6500d31d2e15036c6c4d8ae3af6f33ea4f3c1915.exe
      C:\Users\Admin\AppData\Local\Temp\HD_b9f5b53469e37cd8e5d45a8d6500d31d2e15036c6c4d8ae3af6f33ea4f3c1915.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3944
  • 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:4872
    • 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:2672
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:4052
    • 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:1664
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240732187.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:4044
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k "╓≈╢»╖└╙∙╖■╬±─ú┐Θ"
      1⤵
        PID:5008

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            HD_X.dat

            • Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
            • Size 1.6MB
            • SHA256 b960969c8854238fa15971c9aa7372939558316904032e1054d2a45ecd9a49fc
            • MD5 SHA1 SHA512 SSDEEP TLSH

            HD_b9f5b53469e37cd8e5d45a8d6500d31d2e15036c6c4d8ae3af6f33ea4f3c1915.exe

            • Path C:\Users\Admin\AppData\Local\Temp\HD_b9f5b53469e37cd8e5d45a8d6500d31d2e15036c6c4d8ae3af6f33ea4f3c1915.exe
            • Size 3.1MB
            • SHA256 f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794
            • MD5 SHA1 SHA512 SSDEEP TLSH

            svchos.exe

            • Path C:\Users\Admin\AppData\Local\Temp\svchos.exe
            • Size 93KB
            • SHA256 62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
            • MD5 SHA1 SHA512 SSDEEP TLSH

            svchost.exe

            • Path C:\Users\Admin\AppData\Local\Temp\svchost.exe
            • Size 377KB
            • SHA256 6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
            • MD5 SHA1 SHA512 SSDEEP TLSH

            240732187.txt

            • Path C:\Windows\SysWOW64\240732187.txt
            • Size 50KB
            • SHA256 d68a107b5c2c4dfb1d53a670bb27fdb9ba44dbe8a80267b1223de8d70e1aac80
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

            • Path C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
            • Size 51KB
            • SHA256 ce6bb7eddc83762c708d4a41709ae00371dbdc09b2a380f28fa60b1edf917473
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/2672-24-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/2672-29-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/2672-36-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/2672-33-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/4668-6-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/4668-9-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/4668-7-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/4668-8-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/4872-21-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/4872-11-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/4872-14-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/4872-13-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/4872-15-0x0000000010000000-0x00000000101B6000-memory.dmp