Analysis

  • max time kernel
    899s
  • max time network
    411s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    17/05/2026, 17:28

General

  • Target
    FiveM.exe
  • Size 4.9MB
  • Sample260517-v2byeabv5y
  • SHA256 3387931fc00ae9bd5fff9fc8efe7537960cef92aac32133066172f3952fe1ed9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Drops desktop.ini file(s) 2 IoCs
  • Network Service Discovery 1 TTPs 1 IoCs

    Attempt to gather information on host's network.

  • Deletes itself 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Executes dropped EXE 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Control Panel 2 IoCs
  • Modifies registry class 23 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FiveM.exe
    "C:\Users\Admin\AppData\Local\Temp\FiveM.exe"
    1⤵
    • Modifies Control Panel
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:616
    • C:\Users\Admin\AppData\Local\Temp\CitizenFX.exe.new
      CitizenFX.exe.new -bootstrap "C:\Users\Admin\AppData\Local\Temp\FiveM.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:5788
      • C:\Users\Admin\AppData\Local\Temp\FiveM.exe
        "C:\Users\Admin\AppData\Local\Temp\FiveM.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3300
        • C:\Users\Admin\AppData\Local\FiveM\FiveM.exe
          "C:\Users\Admin\AppData\Local\FiveM\FiveM.exe"
          4⤵
          • Drops desktop.ini file(s)
          • Executes dropped EXE
          • Modifies Control Panel
          • Modifies registry class
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:404
          • C:\Users\Admin\AppData\Local\FiveM\FiveM.app\data\cache\subprocess\FiveM_DumpServer
            "C:\Users\Admin\AppData\Local\FiveM\FiveM.app\data\cache\subprocess\FiveM_DumpServer" -dumpserver:2412 -parentpid:404
            5⤵
            • Executes dropped EXE
            PID:3076
  • C:\Windows\System32\GameBarPresenceWriter.exe
    "C:\Windows\System32\GameBarPresenceWriter.exe" -ServerName:Windows.Gaming.GameBar.Internal.PresenceWriterServer
    1⤵
    • Network Service Discovery
    PID:3540
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:4092
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
    1⤵
    • Drops desktop.ini file(s)
    • Checks processor information in registry
    • Modifies registry class
    PID:2072
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
    1⤵
    • Checks processor information in registry
    • Modifies registry class
    PID:900

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        settings.meta.tmp

        • Path C:\Users\Admin\AppData\Local\FiveM\FiveM.app\citizen\platform-2372\data\control\settings.meta.tmp
        • Size 37KB
        • SHA256 f9ae094812ce9fbd56b58dab7739451792aba8f56c5f21eee15ef96682b413a6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        settings.meta.tmp

        • Path C:\Users\Admin\AppData\Local\FiveM\FiveM.app\citizen\platform-3095\data\control\settings.meta.tmp
        • Size 39KB
        • SHA256 71ad5591441d62d02d2b62155abcf2cab587af49b86e2db5be6729a5b39df5d1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        release.txt

        • Path C:\Users\Admin\AppData\Local\FiveM\FiveM.app\citizen\release.txt
        • Size 7B
        • SHA256 5419888a2ac2e3c34c150e3e9f0a265dfca6223f7af1a270cf86256f55521622
        • MD5 SHA1 SHA512

        natives_universal.lua.tmp

        • Path C:\Users\Admin\AppData\Local\FiveM\FiveM.app\citizen\scripting\lua\natives_universal.lua.tmp
        • Size 2.0MB
        • SHA256 9d77fc3adf023a18d1ba3d8e1ea1077f6326061b3658917646f275a9bbda8e59
        • MD5 SHA1 SHA512 SSDEEP TLSH

        natives_universal.d.ts.tmp

        • Path C:\Users\Admin\AppData\Local\FiveM\FiveM.app\citizen\scripting\v8\natives_universal.d.ts.tmp
        • Size 2.3MB
        • SHA256 b1afb18877008259b73909fa24303c81dd649afaff1727837fce612b5d5a8c99
        • MD5 SHA1 SHA512 SSDEEP TLSH

        natives_universal.js.tmp

        • Path C:\Users\Admin\AppData\Local\FiveM\FiveM.app\citizen\scripting\v8\natives_universal.js.tmp
        • Size 2.1MB
        • SHA256 505a5b3fa5385f3fd28fd42d14b6f11622c2ae9aba7cb526a3471f367534088d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        desktop.ini

        • Path C:\Users\Admin\AppData\Local\FiveM\FiveM.app\desktop.ini
        • Size 157B
        • SHA256 b1fe21f251cf7875783ea162ef86c2a5b5022a1c5157bbb7972b6b34e14ec08a
        • MD5 SHA1 SHA512 TLSH

        CitizenFX.exe.new

        • Path C:\Users\Admin\AppData\Local\Temp\CitizenFX.exe.new
        • Size 4.9MB
        • SHA256 0e28a122156b951f12b88f47105b64a33f832071f056fed430f38d591f368d98
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FiveM.lnk

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\FiveM.lnk
        • Size 2KB
        • SHA256 1b8c7b98aa3920c8922631a96d86c14635abbdaa643a894be87713e7d1ad9fd1
        • MD5 SHA1 SHA512 TLSH

        desktop.ini

        • Path C:\Users\Admin\Videos\Captures\desktop.ini
        • Size 190B
        • SHA256 86d9f822aeb989755fac82929e8db369b3f5f04117ef96fd76e3d5f920a501d2
        • MD5 SHA1 SHA512 TLSH

        memory/4092-14-0x0000021E7F580000-0x0000021E7FD3A000-memory.dmp