Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/06/2026, 14:05

General

  • Target
    2026-06-04_3666946d3d59878ad388eae85dd8bfc1_elex_emotet_remcos_vidar_wannacry.exe
  • Size 4.0MB
  • Sample260604-reav2sfz21
  • SHA256 6b64c31661e04575fe48b8e9097a6c242e630989336ca93fd5fe9fd0c7a15383
  • 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 7 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 8 IoCs
  • UPX dump on OEP (original entry point) 9 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 6 IoCs
  • UPX packed file 9 IoCs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 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\2026-06-04_3666946d3d59878ad388eae85dd8bfc1_elex_emotet_remcos_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-04_3666946d3d59878ad388eae85dd8bfc1_elex_emotet_remcos_vidar_wannacry.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:884
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.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:3868
    • C:\Users\Admin\AppData\Local\Temp\N.exe
      C:\Users\Admin\AppData\Local\Temp\\N.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:3200
      • 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\N.exe > nul
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2640
        • 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:956
    • C:\Users\Admin\AppData\Local\Temp\HD_2026-06-04_3666946d3d59878ad388eae85dd8bfc1_elex_emotet_remcos_vidar_wannacry.exe
      C:\Users\Admin\AppData\Local\Temp\HD_2026-06-04_3666946d3d59878ad388eae85dd8bfc1_elex_emotet_remcos_vidar_wannacry.exe
      2⤵
      • Executes dropped EXE
      PID:2512
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:5100
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1264
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240646562.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1496
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1100
      • C:\Windows\SysWOW64\TXPlatfor.exe
        C:\Windows\SysWOW64\TXPlatfor.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:488
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k "Remote Data"
      1⤵
        PID:1904

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            HD_2026-06-04_3666946d3d59878ad388eae85dd8bfc1_elex_emotet_remcos_vidar_wannacry.exe

            • Path C:\Users\Admin\AppData\Local\Temp\HD_2026-06-04_3666946d3d59878ad388eae85dd8bfc1_elex_emotet_remcos_vidar_wannacry.exe
            • Size 80KB
            • SHA256 774b570c43254d32b769489270e6ade3f39cceb19985675339aee06afaf230cd
            • MD5 SHA1 SHA512 SSDEEP TLSH

            HD_X.dat

            • Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
            • Size 3.9MB
            • SHA256 1d4ae62ff7279f56d3431e1cf2fad9e1049120739273231767b593adcd2a1586
            • MD5 SHA1 SHA512 SSDEEP TLSH

            N.exe

            • Path C:\Users\Admin\AppData\Local\Temp\N.exe
            • Size 377KB
            • SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            R.exe

            • Path C:\Users\Admin\AppData\Local\Temp\R.exe
            • Size 941KB
            • SHA256 bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            240646562.txt

            • Path C:\Windows\SysWOW64\240646562.txt
            • Size 899KB
            • SHA256 d4765b0cd3a7907cd4dbbef6c2fa106228f740dd0c3af4b7698b3bb643e61c5a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Remote Data.exe

            • Path C:\Windows\SysWOW64\Remote Data.exe
            • Size 40KB
            • SHA256 8dcaeeebef9b9f3d41d295db145ffb3850f309d089c08125c7fa7034db5fd80e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/488-54-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/488-53-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/488-49-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/1100-27-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/1100-28-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/1100-25-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/3200-20-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/3200-19-0x0000000010000000-0x00000000101B6000-memory.dmp

            memory/3200-17-0x0000000010000000-0x00000000101B6000-memory.dmp