Analysis

  • max time kernel
    210s
  • max time network
    212s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/06/2024, 16:18

General

  • Target
    source_prepared.exe
  • Size 58.9MB
  • Sample240626-tr2kmsscna
  • SHA256 a67a8a658c28abf8340fc7e67efd427b8ac94322cda99ab232bf2c3b9abb24ff
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Enumerates VirtualBox DLL files 2 TTPs 4 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 64 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: LoadsDriver 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\source_prepared.exe
    "C:\Users\Admin\AppData\Local\Temp\source_prepared.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3080
    • C:\Users\Admin\AppData\Local\Temp\source_prepared.exe
      "C:\Users\Admin\AppData\Local\Temp\source_prepared.exe"
      2⤵
      • Enumerates VirtualBox DLL files
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5084
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "ver"
        3⤵
          PID:4468
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command "Add-MpPreference -ExclusionPath \"C:\Users\Admin\NVHack\""
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3576
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\NVHack\activate.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1628
          • C:\Windows\system32\attrib.exe
            attrib +s +h .
            4⤵
            • Sets file to hidden
            • Views/modifies file attributes
            PID:3684
          • C:\Users\Admin\NVHack\NVHack.exe
            "NVHack.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:3308
            • C:\Users\Admin\NVHack\NVHack.exe
              "NVHack.exe"
              5⤵
              • Enumerates VirtualBox DLL files
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:2280
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c "ver"
                6⤵
                  PID:3004
                • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                  powershell -Command "Add-MpPreference -ExclusionPath \"C:\Users\Admin\NVHack\""
                  6⤵
                  • Command and Scripting Interpreter: PowerShell
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1328
            • C:\Windows\system32\taskkill.exe
              taskkill /f /im "source_prepared.exe"
              4⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:4528
      • C:\Windows\system32\taskmgr.exe
        "C:\Windows\system32\taskmgr.exe" /7
        1⤵
        • Checks SCSI registry key(s)
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1404
      • C:\Windows\System32\rundll32.exe
        C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
        1⤵
          PID:648

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              SDL2.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\SDL2.dll
              • Size 2.4MB
              • SHA256 520d0459b91efa32fbccf9027a9ca1fc5aae657e679ce8e90f179f9cf5afd279
              • MD5 SHA1 SHA512 SSDEEP

              SDL2_image.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\SDL2_image.dll
              • Size 122KB
              • SHA256 1e364af75fee0c83506fbdfd4d5b0e386c4e9c6a33ddbddac61ddb131e360194
              • MD5 SHA1 SHA512 SSDEEP

              SDL2_mixer.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\SDL2_mixer.dll
              • Size 285KB
              • SHA256 2a0fc5e9f72c2eaec3240cb82b7594a58ccda609485981f256b94d0a4dd8d6f8
              • MD5 SHA1 SHA512 SSDEEP

              SDL2_ttf.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\SDL2_ttf.dll
              • Size 1.5MB
              • SHA256 fcdfabdfce868eb33f7514025ff59c1bb6c418f1bcd6ace2300a9cd4053e1d63
              • MD5 SHA1 SHA512 SSDEEP

              VCRUNTIME140.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\VCRUNTIME140.dll
              • Size 116KB
              • SHA256 4d292623516f65c80482081e62d5dadb759dc16e851de5db24c3cbb57b87db83
              • MD5 SHA1 SHA512 SSDEEP

              VCRUNTIME140_1.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\VCRUNTIME140_1.dll
              • Size 48KB
              • SHA256 a113f192195f245f17389e6ecbed8005990bcb2476ddad33f7c4c6c86327afe5
              • MD5 SHA1 SHA512 SSDEEP

              _asyncio.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_asyncio.pyd
              • Size 63KB
              • SHA256 746bc8fa88282afe19dc60e426cc0a75bea3bd137cca06a0b57a30bd31459403
              • MD5 SHA1 SHA512 SSDEEP

              _bz2.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_bz2.pyd
              • Size 82KB
              • SHA256 00b8ca9a338d2b47285c9e56d6d893db2a999b47216756f18439997fb80a56e3
              • MD5 SHA1 SHA512 SSDEEP

              _cffi_backend.cp311-win_amd64.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_cffi_backend.cp311-win_amd64.pyd
              • Size 177KB
              • SHA256 59767b0918859beddf28a7d66a50431411ffd940c32b3e8347e6d938b60facdf
              • MD5 SHA1 SHA512 SSDEEP

              _ctypes.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_ctypes.pyd
              • Size 121KB
              • SHA256 c148292328f0aab7863af82f54f613961e7cb95b7215f7a81cafaf45bd4c42b7
              • MD5 SHA1 SHA512 SSDEEP

              _decimal.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_decimal.pyd
              • Size 249KB
              • SHA256 980a63f2b39cf16910f44384398e25f24482346a482addb00de42555b17d4278
              • MD5 SHA1 SHA512 SSDEEP

              _elementtree.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_elementtree.pyd
              • Size 125KB
              • SHA256 02e30b6a2bee5be5336e40a9c89575603051bde86f9c9cdc78b7fa7d9b7bd1f0
              • MD5 SHA1 SHA512 SSDEEP

              _hashlib.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_hashlib.pyd
              • Size 63KB
              • SHA256 87dd0c858620287454fd6d31d52b6a48eddbb2a08e09e8b2d9fdb0b92200d766
              • MD5 SHA1 SHA512 SSDEEP

              _lzma.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_lzma.pyd
              • Size 155KB
              • SHA256 f5e01b516c2c23035f7703e23569dec26c5616c05a929b2580ae474a5c6722c5
              • MD5 SHA1 SHA512 SSDEEP

              _multiprocessing.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_multiprocessing.pyd
              • Size 33KB
              • SHA256 975c1947798e3c39898c86675ca1eb68249f77361f41f172f9800275227213b9
              • MD5 SHA1 SHA512 SSDEEP

              _overlapped.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_overlapped.pyd
              • Size 50KB
              • SHA256 ca106e4dfdeafeabf9e98956d3d8d0cb73e109f1a96f1a7e35bc47dbd7c7e164
              • MD5 SHA1 SHA512 SSDEEP

              _queue.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_queue.pyd
              • Size 31KB
              • SHA256 3f8e7e6aa13b417acc78b63434fb1144e6319a010a9fc376c54d6e69b638fe4c
              • MD5 SHA1 SHA512 SSDEEP

              _socket.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_socket.pyd
              • Size 77KB
              • SHA256 a19e3c7c03ef1b5625790b1c9c42594909311ab6df540fbf43c6aa93300ab166
              • MD5 SHA1 SHA512 SSDEEP

              _sqlite3.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_sqlite3.pyd
              • Size 117KB
              • SHA256 ff6a2a2f38b21b7784f97d604c99961d8c07ef455f7908110a4e893835d42b76
              • MD5 SHA1 SHA512 SSDEEP

              _ssl.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_ssl.pyd
              • Size 174KB
              • SHA256 ba5388d6a6557d431e086734a3323621dc447f63ba299b0a815e5837cf869678
              • MD5 SHA1 SHA512 SSDEEP

              _tkinter.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_tkinter.pyd
              • Size 62KB
              • SHA256 6f7bdc2f60a1795b58ec7015ec262d6b234aa8d0f022185de0f52bac4adab449
              • MD5 SHA1 SHA512 SSDEEP

              _uuid.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\_uuid.pyd
              • Size 24KB
              • SHA256 e6aa7f1637e211251c9d6f467203b2b6d85e5bc2d901699f2a55af637fa89250
              • MD5 SHA1 SHA512 SSDEEP

              base_library.zip

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\base_library.zip
              • Size 1.4MB
              • SHA256 c88cd8549debc046a980b0be3bf27956ae72dcdcf1a448e55892194752c570e6
              • MD5 SHA1 SHA512 SSDEEP

              md.cp311-win_amd64.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\charset_normalizer\md.cp311-win_amd64.pyd
              • Size 10KB
              • SHA256 790a11aa270523c2efa6021ce4f994c3c5a67e8eaaaf02074d5308420b68bd94
              • MD5 SHA1 SHA512 SSDEEP

              crypto_clipper.json

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\crypto_clipper.json
              • Size 376B
              • SHA256 3eef16873b5f7ad60f0662ee0d17af5c3b34c371bd80371cb0f13d821877cdf7
              • MD5 SHA1 SHA512

              freetype.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\freetype.dll
              • Size 639KB
              • SHA256 1c487392d6d06970ba3c7b52705881f1fb069f607243499276c2f0c033c7df6f
              • MD5 SHA1 SHA512 SSDEEP

              libcrypto-3.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\libcrypto-3.dll
              • Size 5.0MB
              • SHA256 05fe080eab7fc535c51e10c1bd76a2f3e6217f9c91a25034774588881c3f99de
              • MD5 SHA1 SHA512 SSDEEP

              libffi-8.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\libffi-8.dll
              • Size 38KB
              • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
              • MD5 SHA1 SHA512 SSDEEP

              libjpeg-9.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\libjpeg-9.dll
              • Size 238KB
              • SHA256 3a224af540c96574800f5e9acf64b2cdfb9060e727919ec14fbd187a9b5bfe69
              • MD5 SHA1 SHA512 SSDEEP

              libmodplug-1.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\libmodplug-1.dll
              • Size 259KB
              • SHA256 0c1a9032812ec4c20003a997423e67b71ecb5e59d62cdc18a5bf591176a9010e
              • MD5 SHA1 SHA512 SSDEEP

              libogg-0.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\libogg-0.dll
              • Size 25KB
              • SHA256 57abc4f6a9accdd08bf9a2b022a66640cc626a5bd4dac6c7c4f06a5df61ee1fe
              • MD5 SHA1 SHA512 SSDEEP

              libopenblas64__v0.3.23-246-g3d31191b-gcc_10_3_0.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\libopenblas64__v0.3.23-246-g3d31191b-gcc_10_3_0.dll
              • Size 36.4MB
              • SHA256 875cf1c0da2ab32dfb3bbd5fd5c21ab6cb35679e4d3c0a9f5fcbe70edbcbe969
              • MD5 SHA1 SHA512 SSDEEP

              libopus-0.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\libopus-0.dll
              • Size 359KB
              • SHA256 771cae79410f7fcc4f993a105a18c4ed9e8cbddd6f807a42228d95f575808806
              • MD5 SHA1 SHA512 SSDEEP

              libopus-0.x64.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\libopus-0.x64.dll
              • Size 431KB
              • SHA256 c84da836e8d92421ac305842cfe5a724898ed09d340d46b129e210bdc9448131
              • MD5 SHA1 SHA512 SSDEEP

              libopusfile-0.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\libopusfile-0.dll
              • Size 45KB
              • SHA256 ccaaca81810bd2d1cab4692b4253a639f8d5516996db0e24d881efd3efdcc6a4
              • MD5 SHA1 SHA512 SSDEEP

              libpng16-16.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\libpng16-16.dll
              • Size 206KB
              • SHA256 e688b4a4d18f4b6ccc99c6ca4980f51218cb825610775192d9b60b2f05eff2d5
              • MD5 SHA1 SHA512 SSDEEP

              libssl-3.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\libssl-3.dll
              • Size 768KB
              • SHA256 2e9fbcd8f7fdc13a5179533239811456554f2b3aa2fb10e1b17be0df81c79006
              • MD5 SHA1 SHA512 SSDEEP

              libtiff-5.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\libtiff-5.dll
              • Size 422KB
              • SHA256 ebfe97ac5ef26b94945af3db5ffd110a4b8e92dc02559bf81ccb33f0d5ebce95
              • MD5 SHA1 SHA512 SSDEEP

              libwebp-7.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\libwebp-7.dll
              • Size 437KB
              • SHA256 9a53563b6058f70f2725029b7dd2fe96f869c20e8090031cd303e994dfe07b50
              • MD5 SHA1 SHA512 SSDEEP

              portmidi.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\portmidi.dll
              • Size 41KB
              • SHA256 c9f8d9043ac1570b10f104f2d00aec791f56261c84ee40773be73d0a3822e013
              • MD5 SHA1 SHA512 SSDEEP

              pyexpat.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\pyexpat.pyd
              • Size 194KB
              • SHA256 c7c7564f7f874fb660a46384980a2cf28bc3e245ca83628a197ccf861eab5560
              • MD5 SHA1 SHA512 SSDEEP

              python3.DLL

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\python3.DLL
              • Size 65KB
              • SHA256 db84bc052cfb121fe4db36242ba5f1d2c031b600ef5d8d752cf25b7c02b6bac6
              • MD5 SHA1 SHA512 SSDEEP

              python311.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\python311.dll
              • Size 5.5MB
              • SHA256 0817a2a657a24c0d5fbb60df56960f42fc66b3039d522ec952dab83e2d869364
              • MD5 SHA1 SHA512 SSDEEP

              select.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\select.pyd
              • Size 29KB
              • SHA256 bae0974390945520eb99ab32486c6a964691f8f4a028ac408d98fa8fb0db7d90
              • MD5 SHA1 SHA512 SSDEEP

              sqlite3.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\sqlite3.dll
              • Size 1.5MB
              • SHA256 314bba62f4a1628b986afc94c09dc29cdaf08210eae469440fbf46bcdb86d3fd
              • MD5 SHA1 SHA512 SSDEEP

              tcl86t.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\tcl86t.dll
              • Size 1.8MB
              • SHA256 4e699ff2d6d147d0586c8c77be5a18f20ca0758f432d7b0f489223f2fa4dd221
              • MD5 SHA1 SHA512 SSDEEP

              tk86t.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\tk86t.dll
              • Size 1.5MB
              • SHA256 b6af038120f2b8644c7ce1e11917f410009848287622135d7e386f90d28a831c
              • MD5 SHA1 SHA512 SSDEEP

              unicodedata.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\unicodedata.pyd
              • Size 1.1MB
              • SHA256 37c68617fa02a2cadced17ef724e2d450ef12a8a37215da789a4679fde1c5c02
              • MD5 SHA1 SHA512 SSDEEP

              zlib1.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI30802\zlib1.dll
              • Size 106KB
              • SHA256 b1f58a17f3bfd55523e7bef685acf5b32d1c2a6f25abdcd442681266fd26ab08
              • MD5 SHA1 SHA512 SSDEEP

              INSTALLER

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI33082\cryptography-42.0.8.dist-info\INSTALLER
              • Size 4B
              • SHA256 ceebae7b8927a3227e5303cf5e0f1f7b34bb542ad7250ac03fbcde36ec2f1508
              • MD5 SHA1 SHA512

              __PSScriptPolicyTest_x1amrgm5.cy3.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_x1amrgm5.cy3.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512

              memory/1404-3431-0x0000027E69380000-0x0000027E69381000-memory.dmp

              memory/1404-3437-0x0000027E69380000-0x0000027E69381000-memory.dmp

              memory/1404-3433-0x0000027E69380000-0x0000027E69381000-memory.dmp

              memory/1404-3434-0x0000027E69380000-0x0000027E69381000-memory.dmp

              memory/1404-3435-0x0000027E69380000-0x0000027E69381000-memory.dmp

              memory/1404-3425-0x0000027E69380000-0x0000027E69381000-memory.dmp

              memory/1404-3427-0x0000027E69380000-0x0000027E69381000-memory.dmp

              memory/1404-3426-0x0000027E69380000-0x0000027E69381000-memory.dmp

              memory/1404-3436-0x0000027E69380000-0x0000027E69381000-memory.dmp

              memory/1404-3432-0x0000027E69380000-0x0000027E69381000-memory.dmp

              memory/3576-1235-0x00007FFC06A50000-0x00007FFC07511000-memory.dmp

              memory/3576-1224-0x00007FFC06A53000-0x00007FFC06A55000-memory.dmp

              memory/3576-1230-0x000001F0363E0000-0x000001F036402000-memory.dmp

              memory/3576-1239-0x00007FFC06A50000-0x00007FFC07511000-memory.dmp

              memory/3576-1236-0x00007FFC06A50000-0x00007FFC07511000-memory.dmp