Overview

overview

8

Static

static

3

PyWareFishingV4.exe

windows10-2004-x64

7

PyWareFishingV4.exe

windows11-ltsc_2024-x64

8

Analysis

  • user interaction
    yes
  • max time kernel
    481s
  • max time network
    492s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/07/2026, 15:21

Sharing

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General

  • Target
    PyWareFishingV4.exe
  • Size 72.4MB
  • Sample260713-srkfpabs7m
  • SHA256 ea936317e577a46aa7af0c68ea79947a76e60db911b250c5953590091fe1b85a
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarepersistenceransomwarespyware

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Loads dropped DLL 33 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 39 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 2 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.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\PyWareFishingV4.exe
    "C:\Users\Admin\AppData\Local\Temp\PyWareFishingV4.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3360
    • C:\Users\Admin\AppData\Local\Temp\PyWareFishingV4.exe
      "C:\Users\Admin\AppData\Local\Temp\PyWareFishingV4.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      PID:5096
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:1232
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:5648
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:3204
        • C:\Windows\explorer.exe
          explorer.exe /LOADSAVEDWINDOWS
          2⤵
          • Boot or Logon Autostart Execution: Active Setup
          • Enumerates connected drives
          • Checks SCSI registry key(s)
          • Modifies Internet Explorer settings
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of SetWindowsHookEx
          PID:4304
      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
        1⤵
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:564
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:1200

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            prep_Activatable Class_Hermes_perf.cache
            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 599B
            • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            81d243bd2c585b0f4821__mypyc.cp313-win_amd64.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\81d243bd2c585b0f4821__mypyc.cp313-win_amd64.pyd
            • Size 194KB
            • SHA256 b5e9233a4a54059301daa4e703b9de97b7dc6b9d1ab5778f58285e5fc214af5e
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _imaging.cp313-win_amd64.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\PIL\_imaging.cp313-win_amd64.pyd
            • Size 2.5MB
            • SHA256 8a3b959721dc32f808dba6834b2bf167e98fe0068d067078b2bc544670d815bf
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            VCRUNTIME140.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\VCRUNTIME140.dll
            • Size 117KB
            • SHA256 052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            VCRUNTIME140_1.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\VCRUNTIME140_1.dll
            • Size 48KB
            • SHA256 6a99bc0128e0c7d6cbbf615fcc26909565e17d4ca3451b97f8987f9c6acbc6c8
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _bz2.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\_bz2.pyd
            • Size 84KB
            • SHA256 1bf985b54f529a3cbb3e52532791cc4d4c64009142d37b54eb3521adec203d5c
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _ctypes.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\_ctypes.pyd
            • Size 131KB
            • SHA256 96b07339d52c74f2a1dd043df5eb931e4072eed90a3a8715ffec751d818e4117
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _hashlib.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\_hashlib.pyd
            • Size 67KB
            • SHA256 50f3ce7a2281fd32f378f3ba5067bdd13e18ee95877db5199c6a0babdc9c516a
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _lzma.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\_lzma.pyd
            • Size 155KB
            • SHA256 51815b6474d4216c6a2aeaffdae5d2ff4acb7a0236254f2cfe43247022f3d781
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _queue.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\_queue.pyd
            • Size 34KB
            • SHA256 b5b5368026c33ade7651fb4cf4c6c1ca7eecc9c8cdad0af007da8a3ac0e067f7
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _socket.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\_socket.pyd
            • Size 84KB
            • SHA256 8676f3cebd9d01c7ad51a29b3f7ff429c0a8f6bc564cab21eb6cdaa2e26fd259
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _ssl.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\_ssl.pyd
            • Size 177KB
            • SHA256 b8118580b461801df12ec12d3d666aa0ebc2b3750bcf92b90b92789b152bf856
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            cp1252.enc
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\_tcl_data\encoding\cp1252.enc
            • Size 1KB
            • SHA256 741859cf238c3a63bbb20ec6ed51e46451372bb221cfff438297d261d0561c2e
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            _tkinter.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\_tkinter.pyd
            • Size 68KB
            • SHA256 0a24e5f2e8ba3b774a335385c4036791b56c1c217f4371385517a92bbaac3d0e
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _uuid.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\_uuid.pyd
            • Size 27KB
            • SHA256 0116497261edadfe42ba7daf367c8a9ea27a1db210c8384943c890f532e3ce72
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _wmi.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\_wmi.pyd
            • Size 38KB
            • SHA256 9a7255064ea143895b28efea6d78e9e518bac290900aec52a6a0435c36a172fb
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            base_library.zip
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\base_library.zip
            • Size 1.3MB
            • SHA256 92fd61b6226b0d9883fe0e9e0f8fc4c1337186f526fbb63fd2453caebc645152
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            cd.cp313-win_amd64.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\charset_normalizer\cd.cp313-win_amd64.pyd
            • Size 10KB
            • SHA256 9600015558d9b65ddcc950d587bc02ef6dadb6f6a0f31f2b1dac150fecf7e09f
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            md.cp313-win_amd64.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\charset_normalizer\md.cp313-win_amd64.pyd
            • Size 10KB
            • SHA256 a766c3b2f45520d1fa295b5c20cb827593769fa41e550926c3ddbec8f9d8f8f7
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            blue.json
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\customtkinter\assets\themes\blue.json
            • Size 4KB
            • SHA256 c9417470c16ced7a43d6c4a8e027afa6edc62c24d5aee7c4c2dcd11385964d3b
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            libcrypto-3.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\libcrypto-3.dll
            • Size 5.0MB
            • SHA256 eaf6d613b95b61a39558d84c50e72630a66c99914292df88e7b54ebd60c5bd34
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            libffi-8.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\libffi-8.dll
            • Size 38KB
            • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            libssl-3.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\libssl-3.dll
            • Size 776KB
            • SHA256 cf1a5fdcefa3daf69041f31f98ece1d7911ca4fcb8e9f1043b4d0f459ae4c936
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            INSTALLER
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\numpy-2.4.2.dist-info\INSTALLER
            • Size 4B
            • SHA256 ceebae7b8927a3227e5303cf5e0f1f7b34bb542ad7250ac03fbcde36ec2f1508
            • MD5 SHA1 SHA512
            Submit Download

            libscipy_openblas64_-74a408729250596b0973e69fdd954eea.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\numpy.libs\libscipy_openblas64_-74a408729250596b0973e69fdd954eea.dll
            • Size 19.5MB
            • SHA256 74a408729250596b0973e69fdd954eea07a70ff527a1dbaccf9ae21247b80377
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            msvcp140-a4c2229bdc2a2a630acdc095b4d86008.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\numpy.libs\msvcp140-a4c2229bdc2a2a630acdc095b4d86008.dll
            • Size 561KB
            • SHA256 a4c2229bdc2a2a630acdc095b4d86008e5c3e3bc7773174354f3da4f5beb9cde
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _multiarray_umath.cp313-win_amd64.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\numpy\_core\_multiarray_umath.cp313-win_amd64.pyd
            • Size 3.5MB
            • SHA256 a072e5eddbee33b2f73aaf698222d8db2e43e5dcc0146d0a3011de4daebf3600
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            python3.DLL
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\python3.DLL
            • Size 70KB
            • SHA256 cbc4876275178244905ee45a9ee6ec9fa4bfb9aad6209a03b756d38a186f80d1
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            python313.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\python313.dll
            • Size 5.8MB
            • SHA256 6964e590037c41d631fd1215f05af154f7fa68105993c6f573a20689b473f1ac
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            select.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\select.pyd
            • Size 32KB
            • SHA256 ddf1221851814943a82ed8a986d228463404da2ada969661bdd69223f14fc050
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            Lorem ipsum.txt
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\setuptools\_vendor\jaraco\text\Lorem ipsum.txt
            • Size 1KB
            • SHA256 37fedcffbf73c4eb9f058f47677cb33203a436ff9390e4d38a8e01c9dad28e0b
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            tcl86t.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\tcl86t.dll
            • Size 1.8MB
            • SHA256 a308beae8555cff5ac2aff7eaf0aef40b5fe173f047e246dc49da9a4d3ef62f9
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            tk86t.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\tk86t.dll
            • Size 1.5MB
            • SHA256 20f4876506bce7f89e53570e64fd1dce30a64548326b45f372871c7019560df4
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            ucrtbase.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\ucrtbase.dll
            • Size 1.1MB
            • SHA256 c04daeba7e7c4b711d33993ab4c51a2e087f98f4211aea0dcb3a216656ba0ab7
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            unicodedata.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\unicodedata.pyd
            • Size 695KB
            • SHA256 b965a80346ee95dbec0b147faab329f3276ba24fceb8df5df171367649f116f3
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            zlib1.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI33602\zlib1.dll
            • Size 142KB
            • SHA256 1dd27f0411ebb31bd148a61589cee254410915f1e6c37aa3ffa52fac71a5426c
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/564-1286-0x000001D501CF0000-0x000001D501D10000-memory.dmp
            Download

            memory/564-1237-0x000001D5001D0000-0x000001D5002D0000-memory.dmp
            Download

            memory/564-1300-0x000001D504270000-0x000001D504290000-memory.dmp
            Download

            memory/564-1269-0x000001D501EF0000-0x000001D501FF0000-memory.dmp
            Download

            memory/564-1267-0x000001D501990000-0x000001D5019B0000-memory.dmp
            Download

            memory/564-1426-0x000001DD211E0000-0x000001DD2147E000-memory.dmp
            Download

            memory/1200-1427-0x000001F0AFCC0000-0x000001F0AFF5E000-memory.dmp
            Download

            memory/5096-1233-0x00007FF8D3180000-0x00007FF8D31A9000-memory.dmp
            Download

            memory/5096-1230-0x00007FF8D3180000-0x00007FF8D31A9000-memory.dmp
            Download

            memory/5096-1229-0x0000022B2B840000-0x0000022B2B841000-memory.dmp
            Download