Resubmissions

05/09/2026, 18:49

260905-xghassgq2t

05/09/2026, 17:14

260905-vr856ayfqa7

Analysis

  • user interaction
    yes
  • max time kernel
    145s
  • max time network
    116s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/09/2026, 17:14

General

  • Target
    Tool.exe
  • Size 33.8MB
  • Sample260905-vr856ayfqa
  • SHA256 59c1a954b4dbcc06f67aecf16e093398ec4381d3348545335d6a3daae8c54095
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 40 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 8 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Looks up external IP address via web service 1 TTPs 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Tool.exe
    "C:\Users\Admin\AppData\Local\Temp\Tool.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3520
    • C:\Users\Admin\AppData\Local\Temp\Tool.exe
      "C:\Users\Admin\AppData\Local\Temp\Tool.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5208
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "ver"
        3⤵
        • Executes a command shell one-liner
        PID:2768
      • C:\Windows\System32\Wbem\wmic.exe
        wmic csproduct get uuid
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4128
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\LegitBoost\BoostTool\README.txt
        3⤵
        • Opens file in notepad (likely ransom note)
        PID:1552
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c cls
        3⤵
        • Executes a command shell one-liner
        PID:1860
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:1136
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:2484

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            VCRUNTIME140.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\VCRUNTIME140.dll
            • Size 94KB
            • SHA256 ded5adaa94341e6c62aea03845762591666381dca30eb7c17261dd154121b83e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            VCRUNTIME140_1.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\VCRUNTIME140_1.dll
            • Size 36KB
            • SHA256 1554b5802968fdb2705a67cbb61585e9560b9e429d043a5aa742ef3c9bbfb6bf
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _asyncio.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\_asyncio.pyd
            • Size 59KB
            • SHA256 3ea0d07f4a434c172655e6e8012339486368d355c542606bc1bcbe0cabd7f874
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _bz2.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\_bz2.pyd
            • Size 78KB
            • SHA256 4b1d29f19adaf856727fa4a1f50eee0a86c893038dfba2e52f26c11ab5b3672f
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _ctypes.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\_ctypes.pyd
            • Size 116KB
            • SHA256 e3b69285f27a8ad97555bebea29628a93333de203ee2fae95b73b6b6d6c162b1
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _decimal.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\_decimal.pyd
            • Size 241KB
            • SHA256 f7864b8b37715a87f4f11d5cbfefd5f1489399e064f7662fa0e0d7c5df59d5e4
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _hashlib.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\_hashlib.pyd
            • Size 57KB
            • SHA256 df47255c100d9cc033a14c7d60051abe89c24da9c60362fe33cdf24c19651f7c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _lzma.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\_lzma.pyd
            • Size 149KB
            • SHA256 2e3fd65c4e02c99a61344ce59e09ec7fde74c671db5f82a891732e1140910f20
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _overlapped.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\_overlapped.pyd
            • Size 44KB
            • SHA256 155401462e95dbb1a6e45b0c0ffe0549f682bfeec39d4bb02c46c4cce5560cac
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _pytransform.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\_pytransform.dll
            • Size 1.1MB
            • SHA256 a6ccd074a0306cafe6f51feb747659eb8079916f01c563407693e103e97c55e8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _queue.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\_queue.pyd
            • Size 26KB
            • SHA256 9ad5bcf2a88e1ffff3b8ee29235dc92ce48b7fca4655e87cb6e4d71bd1150afb
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _socket.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\_socket.pyd
            • Size 72KB
            • SHA256 d0497b79345b2c255f6274baea6ac44b74f345e111ab25bf6c91af9b2a3f3b95
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _ssl.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\_ssl.pyd
            • Size 152KB
            • SHA256 ba6025ab22d8e6c5ad53c66dc919f219a542e87540502905609b33dc0a8dddd8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _uuid.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\_uuid.pyd
            • Size 20KB
            • SHA256 fe822f84185005b2f84189b51226a3591693ec7c936c2fc009139c36493f4cd8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            base_library.zip

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\base_library.zip
            • Size 1.0MB
            • SHA256 ff94d59329f07e61061b7af140f64673769cc8c0575ab94fddfff20b02e19bf7
            • MD5 SHA1 SHA512 SSDEEP TLSH

            md.cp310-win_amd64.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\charset_normalizer\md.cp310-win_amd64.pyd
            • Size 10KB
            • SHA256 77300a458bb8dc0d4ff4d8bddb3289e90cb079418dbed3e20d2c9a445f39746e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            md__mypyc.cp310-win_amd64.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\charset_normalizer\md__mypyc.cp310-win_amd64.pyd
            • Size 111KB
            • SHA256 711f292ace44576f5de4f592adebd9d21faf569357c289425251d8dce4fa84cc
            • MD5 SHA1 SHA512 SSDEEP TLSH

            METADATA

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\humanize-4.8.0.dist-info\METADATA
            • Size 7KB
            • SHA256 8d5d2a2a5b9e697fca612c9466c3ebde017da6e6e44c9cf4cf16cd91a8420fe0
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libcrypto-1_1.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\libcrypto-1_1.dll
            • Size 3.3MB
            • SHA256 664c3e52f914e351bb8a66ce2465ee0d40acab1d2a6b3167ae6acf6f1d1724d2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libffi-7.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\libffi-7.dll
            • Size 32KB
            • SHA256 f60dd9f2fcbd495674dfc1555effb710eb081fc7d4cae5fa58c438ab50405081
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libssl-1_1.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\libssl-1_1.dll
            • Size 678KB
            • SHA256 b7c0e42c1a60a2a062b899c8d4ebd0c50ef956177ba21785ce07c517c143aeaf
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _psutil_windows.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\psutil\_psutil_windows.pyd
            • Size 76KB
            • SHA256 67c17558b635d6027ddbb781ea4e79fc0618bbec7485bd6d84b0ebcd9ef6a478
            • MD5 SHA1 SHA512 SSDEEP TLSH

            pyexpat.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\pyexpat.pyd
            • Size 187KB
            • SHA256 66b14ebdd917f046315b666f841ea54a32760ecd624863071da8d3f1fd24459b
            • MD5 SHA1 SHA512 SSDEEP TLSH

            python3.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\python3.dll
            • Size 60KB
            • SHA256 ec655cc34819d6a9677c0541fd7e7b2b8a92804e8bf73aee692a9c44d1a24b5d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            python310.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\python310.dll
            • Size 4.3MB
            • SHA256 34f0e44a0d089587e1ea48c1cc4c3164a1819c6db27a7c1b746af46d6388c26e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            pythoncom310.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\pywin32_system32\pythoncom310.dll
            • Size 653KB
            • SHA256 c3b33ba6c4f646151aed4172562309d9f44a83858ddfd84b2d894a8b7da72b1e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            pywintypes310.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\pywin32_system32\pywintypes310.dll
            • Size 131KB
            • SHA256 c8ec6429d243aef1f78969863be23d59273fa6303760a173ab36ab71d5676005
            • MD5 SHA1 SHA512 SSDEEP TLSH

            select.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\select.pyd
            • Size 24KB
            • SHA256 b9ef1709ed4cd0fd72e4c4ba9b7702cb79d1619c11554ea06277f3dac21bd010
            • MD5 SHA1 SHA512 SSDEEP TLSH

            tls-client-64.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\tls_client\dependencies\tls-client-64.dll
            • Size 14.8MB
            • SHA256 1ed4581caafa9db444ec348fdaa664e05d6da2649ab33538ac91d14a6e703c8e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            unicodedata.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\unicodedata.pyd
            • Size 1.1MB
            • SHA256 89c93a672b649cd1e296499333df5b3d9ba2fd28f9280233b56441c69c126631
            • MD5 SHA1 SHA512 SSDEEP TLSH

            win32api.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\win32\win32api.pyd
            • Size 130KB
            • SHA256 ac483d60a565cc9cbf91a6f37ea516b2162a45d255888d50fbbb7e5ff12086ee
            • MD5 SHA1 SHA512 SSDEEP TLSH

            win32event.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI35202\win32\win32event.pyd
            • Size 28KB
            • SHA256 7461a15657c7516237b020357ccf6de1d07b1c781149c0da7892aea0ea63a825
            • MD5 SHA1 SHA512 SSDEEP TLSH

            README.txt

            • Path C:\Users\Admin\AppData\Roaming\LegitBoost\BoostTool\README.txt
            • Size 539B
            • SHA256 bdfe71a45f898e01e6d42501147aaf21ce32d87fa22687c74eb7e95a8dbceec3
            • MD5 SHA1 SHA512 TLSH

            memory/5208-228-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-146-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-178-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-176-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-174-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-172-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-234-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-232-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-240-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-238-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-230-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-226-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-224-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-242-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-236-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-182-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-222-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-220-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-218-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-184-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-170-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-168-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-166-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-164-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-162-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-160-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-158-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-156-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-154-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-188-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-148-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-180-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-144-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-140-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-138-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-136-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-134-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-132-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-130-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-128-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-126-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-124-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-122-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-120-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-118-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-117-0x000001A476AC0000-0x000001A476AC1000-memory.dmp

            memory/5208-142-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-190-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-192-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-194-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-196-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-198-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-200-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-202-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-204-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-206-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-208-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-210-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-212-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-214-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-216-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-186-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-152-0x000001A476AD0000-0x000001A476AD1000-memory.dmp

            memory/5208-150-0x000001A476AD0000-0x000001A476AD1000-memory.dmp