Analysis

  • max time kernel
    30s
  • max time network
    35s
  • 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, 16:29

General

  • Target
    FuntimeChecker.exe
  • Size 73.0MB
  • Sample260517-tzaf5aez2n
  • SHA256 6f0d32289466671d61667c984cd7b179b3a1fbe99cba9355367922e8d83944c4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 64 IoCs
  • Detects Pyinstaller 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\FuntimeChecker.exe
    "C:\Users\Admin\AppData\Local\Temp\FuntimeChecker.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3924
    • C:\Users\Admin\AppData\Local\Temp\FuntimeChecker.exe
      "C:\Users\Admin\AppData\Local\Temp\FuntimeChecker.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2328
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData'"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5112
      • C:\Windows\SYSTEM32\schtasks.exe
        schtasks /query
        3⤵
          PID:2588
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /create /tn TelemetrySync /tr \"C:\Users\Admin\AppData\Roaming/SystemInformer\InformerUpdate.exe\" /sc onlogon /rl highest
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3628
        • C:\Users\Admin\AppData\Roaming\SystemInformer\InformerUpdate.exe
          C:\Users\Admin\AppData\Roaming/SystemInformer\InformerUpdate.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:588
          • C:\Users\Admin\AppData\Roaming\SystemInformer\InformerUpdate.exe
            C:\Users\Admin\AppData\Roaming/SystemInformer\InformerUpdate.exe
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2824
    • C:\Users\Admin\AppData\Roaming\SystemInformer\InformerUpdate.exe
      "C:\Users\Admin\AppData\Roaming/SystemInformer\InformerUpdate.exe"
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4388
      • C:\Users\Admin\AppData\Roaming\SystemInformer\InformerUpdate.exe
        "C:\Users\Admin\AppData\Roaming/SystemInformer\InformerUpdate.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2284
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\ConfigService\SysSettingSvc.exe
          C:\Users\Admin\AppData\Roaming/Microsoft/Windows/ConfigService\SysSettingSvc.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:3864
          • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\ConfigService\SysSettingSvc.exe
            C:\Users\Admin\AppData\Roaming\Microsoft\Windows\ConfigService\SysSettingSvc.exe
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of AdjustPrivilegeToken
            PID:4176
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x0000000000000480 0x00000000000004D4
      1⤵
        PID:732

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            InformerUpdate.exe

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\InformerUpdate.exe
            • Size 7.8MB
            • SHA256 4f849ee7c5b313499bf7284c7f44c7ab5f675f89fe9a50aefd25aacdc16c8e0f
            • MD5 SHA1 SHA512 SSDEEP TLSH

            VCRUNTIME140.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\VCRUNTIME140.dll
            • Size 94KB
            • SHA256 e1d6f78a72836ea120bd27a33ae89cbdc3f3ca7d9d0231aaa3aac91996d2fa4e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _bz2.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\_bz2.pyd
            • Size 78KB
            • SHA256 4c2649dc69a8874b91646723aacb84c565efeaa4277c46392055bca9a10497a8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _ctypes.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\_ctypes.pyd
            • Size 117KB
            • SHA256 35cdd122679041ebef264de5626b7805f3f66c8ae6cc451b8bc520be647fa007
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _decimal.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\_decimal.pyd
            • Size 241KB
            • SHA256 384993b2b8cfcbf155e63f0ee2383a9f9483de92ab73736ff84590a0c4ca2690
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _hashlib.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\_hashlib.pyd
            • Size 57KB
            • SHA256 50daeb3985302a8d85ce8167b0bf08b9da43e7d51ceae50e8e1cdfb0edf218c6
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _lzma.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\_lzma.pyd
            • Size 149KB
            • SHA256 f125a885c10e1be4b12d988d6c19128890e7add75baa935fe1354721aa2dea3e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _socket.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\_socket.pyd
            • Size 72KB
            • SHA256 3669e56e99ae3a944fbe7845f0be05aea96a603717e883d56a27dc356f8c2f2c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            base_library.zip

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\base_library.zip
            • Size 858KB
            • SHA256 8e800c2343276a245f64d0ab2a2e74ecfdfe3f0076d881e169ca2670865fad7b
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libcrypto-1_1.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\libcrypto-1_1.dll
            • Size 3.3MB
            • SHA256 664c3e52f914e351bb8a66ce2465ee0d40acab1d2a6b3167ae6acf6f1d1724d2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libffi-7.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\libffi-7.dll
            • Size 32KB
            • SHA256 f60dd9f2fcbd495674dfc1555effb710eb081fc7d4cae5fa58c438ab50405081
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _psutil_windows.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\psutil\_psutil_windows.pyd
            • Size 69KB
            • SHA256 0035450801bd7d938e9e146c5ec28e619cb5a5f4a18cdc53ac7e9734c7f94f78
            • MD5 SHA1 SHA512 SSDEEP TLSH

            python3.DLL

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\python3.DLL
            • Size 60KB
            • SHA256 8d5e09791b8b251676e16bdd66a7118d88b10b66ad80a87d5897fadbefb91790
            • MD5 SHA1 SHA512 SSDEEP TLSH

            python310.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\python310.dll
            • Size 4.2MB
            • SHA256 f281c2e252ed59dd96726dbb2de529a2b07b818e9cc3799d1ffa9883e3028ed8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            select.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\select.pyd
            • Size 25KB
            • SHA256 f1694ce82da997faa89a9d22d469bfc94abb0f2063a69ec9b953bc085c2cb823
            • MD5 SHA1 SHA512 SSDEEP TLSH

            unicodedata.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI39242\unicodedata.pyd
            • Size 1.1MB
            • SHA256 9b22d93f4db077a70a1d85ffc503980903f1a88e262068dd79c6190ec7a31b08
            • MD5 SHA1 SHA512 SSDEEP TLSH

            VCRUNTIME140.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\VCRUNTIME140.dll
            • Size 116KB
            • SHA256 4d292623516f65c80482081e62d5dadb759dc16e851de5db24c3cbb57b87db83
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _ctypes.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\_ctypes.pyd
            • Size 122KB
            • SHA256 6c5f31bef3fdbff31beac0b1a477be880dda61346d859cf34ca93b9291594d93
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-console-l1-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-console-l1-1-0.dll
            • Size 21KB
            • SHA256 b1b3fd40ab437a43c8db4994ccffc7f88000cc8bb6e34a2bcbff8e2464930c59
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-datetime-l1-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-datetime-l1-1-0.dll
            • Size 21KB
            • SHA256 0d0f80cbf476af5b1c9fd3775e086ed0dfdb510cd0cc208ec1ccb04572396e3e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-debug-l1-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-debug-l1-1-0.dll
            • Size 21KB
            • SHA256 7cf0944901f7f7e0d0b9ad62753fc2fe380461b1cce8cdc7e9c9867c980e3b0e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-errorhandling-l1-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-errorhandling-l1-1-0.dll
            • Size 21KB
            • SHA256 ab25a1fe836fc68bcb199f1fe565c27d26af0c390a38da158e0d8815efe1103e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-file-l1-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-file-l1-1-0.dll
            • Size 25KB
            • SHA256 3d2c55902385381869db850b526261ddeb4628b83e690a32b67d2e0936b2c6ed
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-file-l1-2-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-file-l1-2-0.dll
            • Size 21KB
            • SHA256 ef13dce8f71173315dfc64ab839b033ab19a968ee15230e9d4d2c9d558efeee2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-file-l2-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-file-l2-1-0.dll
            • Size 18KB
            • SHA256 1ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-handle-l1-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-handle-l1-1-0.dll
            • Size 21KB
            • SHA256 1a489e0606484bd71a0d9cb37a1dc6ca8437777b3d67bfc8c0075d0cc59e6238
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-heap-l1-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-heap-l1-1-0.dll
            • Size 21KB
            • SHA256 332ba469ae84aa72ec8cce2b33781db1ab81a42ece5863f7a3cb5a990059594f
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-interlocked-l1-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-interlocked-l1-1-0.dll
            • Size 21KB
            • SHA256 8751d30df554af08ef42d2faa0a71abcf8c7d17ce9e9ff2ea68a4662603ec500
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-libraryloader-l1-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-libraryloader-l1-1-0.dll
            • Size 21KB
            • SHA256 9c8a08a7d40b6f697a21054770f1afa9ffb197f90ef1eee77c67751df28b7142
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-localization-l1-2-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-localization-l1-2-0.dll
            • Size 21KB
            • SHA256 4e975f618df01a492ae433dff0dd713774d47568e44c377ceef9e5b34aad1210
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-memory-l1-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-memory-l1-1-0.dll
            • Size 21KB
            • SHA256 3f81a149ba3862776af307d5c7feef978f258196f0a1bf909da2d3f440ff954d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-namedpipe-l1-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-namedpipe-l1-1-0.dll
            • Size 21KB
            • SHA256 5476db3a4fecf532f96d48f9802c966fdef98ec8d89978a79540cb4db352c15f
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-processenvironment-l1-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-processenvironment-l1-1-0.dll
            • Size 21KB
            • SHA256 0b6b598ec28a9e3d646f2bb37e1a57a3dda069a55fba86333727719585b1886e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-processthreads-l1-1-0.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-processthreads-l1-1-0.dll
            • Size 21KB
            • SHA256 be8d78978d81555554786e08ce474f6af1de96fcb7fa2f1ce4052bc80c6b2125
            • MD5 SHA1 SHA512 SSDEEP TLSH

            api-ms-win-core-processthreads-l1-1-1.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\api-ms-win-core-processthreads-l1-1-1.dll
            • Size 21KB
            • SHA256 57cc66bf0909c430364d35d92b64eb8b6a15dc201765403725fe323f39e8ac54
            • MD5 SHA1 SHA512 SSDEEP TLSH

            base_library.zip

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\base_library.zip
            • Size 1.3MB
            • SHA256 ab049c6daeb458ebf8e536a8060570da3c82685a0e1618546b9e492d1aed98ec
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libffi-8.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\libffi-8.dll
            • Size 38KB
            • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            python3.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\python3.dll
            • Size 66KB
            • SHA256 25a39e721c26e53bec292395d093211bba70465280acfa2059fa52957ec975b2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            python312.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\python312.dll
            • Size 6.6MB
            • SHA256 c045b57348c21f5f810bae60654ae39490846b487378e917595f1f95438f9546
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ucrtbase.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI43882\ucrtbase.dll
            • Size 992KB
            • SHA256 8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae
            • MD5 SHA1 SHA512 SSDEEP TLSH

            __PSScriptPolicyTest_nox1lhzx.1a1.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nox1lhzx.1a1.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            memory/3864-324-0x00007FF6F9430000-0x00007FF6FD076000-memory.dmp

            memory/4176-325-0x00007FF6F9430000-0x00007FF6FD076000-memory.dmp

            memory/4176-326-0x00000278C4460000-0x00000278C9312000-memory.dmp

            memory/5112-73-0x000001E968F10000-0x000001E968F16000-memory.dmp

            memory/5112-70-0x000001E968ED0000-0x000001E968EDA000-memory.dmp

            memory/5112-69-0x000001E968EF0000-0x000001E968F0C000-memory.dmp

            memory/5112-68-0x000001E968DE0000-0x000001E968DEA000-memory.dmp

            memory/5112-67-0x000001E968E10000-0x000001E968EC3000-memory.dmp

            memory/5112-66-0x000001E968DF0000-0x000001E968E0C000-memory.dmp

            memory/5112-59-0x000001E965E70000-0x000001E965E80000-memory.dmp

            memory/5112-71-0x000001E968F30000-0x000001E968F4A000-memory.dmp

            memory/5112-52-0x000001E965E30000-0x000001E965E52000-memory.dmp

            memory/5112-51-0x000001E965E70000-0x000001E965E80000-memory.dmp

            memory/5112-72-0x000001E968EE0000-0x000001E968EE8000-memory.dmp

            memory/5112-74-0x000001E968F20000-0x000001E968F2A000-memory.dmp

            memory/5112-75-0x000001E965E70000-0x000001E965E80000-memory.dmp