Overview

overview

7

Static

static

3

Nexilo-CC-Checker.exe

windows10-2004-x64

7

Nexilo-CC-Checker.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    148s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 03:59

Sharing

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General

  • Target
    Nexilo-CC-Checker.exe
  • Size 12.2MB
  • Sample260801-ej2s4sdc93
  • SHA256 0f899610c6e78847c71cae85e117b12264f3f6119b328ab7265a98c6b852ae2b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
execution

Malware Config

Signatures

  • Loads dropped DLL 13 IoCs
  • Executes a command shell one-liner 1 TTPs 1 IoCs

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

    execution
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Nexilo-CC-Checker.exe
    "C:\Users\Admin\AppData\Local\Temp\Nexilo-CC-Checker.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5032
    • C:\Users\Admin\AppData\Local\Temp\Nexilo-CC-Checker.exe
      C:\Users\Admin\AppData\Local\Temp\Nexilo-CC-Checker.exe
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:3804
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "ver"
        3⤵
        • Executes a command shell one-liner
        PID:2896

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        _tkinter.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\_tkinter.pyd
        • Size 61KB
        • SHA256 6ff6cc788f1ab19de383810ddbd15ecd5fc8216faf5e1e406bbf9a608fbb9991
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        blue.json
        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\customtkinter\assets\themes\blue.json
        • Size 4KB
        • SHA256 c9417470c16ced7a43d6c4a8e027afa6edc62c24d5aee7c4c2dcd11385964d3b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Nexilo-CC-Checker.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\Nexilo-CC-Checker.dll
        • Size 21.9MB
        • SHA256 6aaf5aaa64bea44aafb9af5b23aadeeee0982d7e79eb210fe95e7598b49f554b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _imaging.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\PIL\_imaging.pyd
        • Size 2.2MB
        • SHA256 eaad1713dbcae6191b925a12ce4065de247abbc06b8b1e6b36093b38d8703b29
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        VCRUNTIME140.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\VCRUNTIME140.dll
        • Size 96KB
        • SHA256 d66c3b47091ceb3f8d3cc165a43d285ae919211a0c0fcb74491ee574d8d464f8
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _bz2.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\_bz2.pyd
        • Size 81KB
        • SHA256 5843872d5e2b08f138a71fe9ba94813afee59c8b48166d4a8eb0f606107a7e80
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _ctypes.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\_ctypes.pyd
        • Size 120KB
        • SHA256 e662d2b35bb48c5f3432bde79c0d20313238af800968ba0faa6ea7e7e5ef4535
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _lzma.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\_lzma.pyd
        • Size 154KB
        • SHA256 613de58e4a9a80eff8f8bc45c350a6eaebf89f85ffd2d7e3b0b266bf0888a60a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _socket.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\_socket.pyd
        • Size 76KB
        • SHA256 39715ef8d043354f0ab15f62878530a38518fb6192bc48da6a098498e8d35769
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        libffi-8.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\libffi-8.dll
        • Size 34KB
        • SHA256 128a583e821e52b595eb4b3dda17697d3ca456ee72945f7ecce48ededad0e93c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        python311.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\python311.dll
        • Size 5.5MB
        • SHA256 a0cf640e756875c25c12b4a38ba5f2772e8e512036e2ac59eb8567bf05ffbfb7
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        select.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\select.pyd
        • Size 28KB
        • SHA256 0046eb32f873cde62cf29af02687b1dd43154e9fd10e0aa3d8353d3debb38790
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        tcl86t.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tcl86t.dll
        • Size 1.8MB
        • SHA256 a91781fe13548b89817462b00058a75fb0b607ec8ce99d265719ced573ade7b6
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        msgcat-1.6.1.tm
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tcl8\8.5\msgcat-1.6.1.tm
        • Size 34KB
        • SHA256 6774519f179872ec5292523f2788b77b2b839e15665037e097a0d4edddd1c6fb
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        auto.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tcl\auto.tcl
        • Size 21KB
        • SHA256 517204ee436d08efc287abc97433c3bffcaf42ec6592a3009b9fd3b985ad772c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        cp1252.enc
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tcl\encoding\cp1252.enc
        • Size 1KB
        • SHA256 741859cf238c3a63bbb20ec6ed51e46451372bb221cfff438297d261d0561c2e
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        pkgIndex.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tcl\http1.0\pkgIndex.tcl
        • Size 746B
        • SHA256 77265723959c092897c2449c5b7768ca72d0efcd8c505bddbb7a84f6aa401339
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        init.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tcl\init.tcl
        • Size 25KB
        • SHA256 331bcf0f9f635bd57c3384f2237260d074708b0975c700cfcbdb285f5f59ab1f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        pkgIndex.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tcl\opt0.4\pkgIndex.tcl
        • Size 620B
        • SHA256 6a4abd2c519a745325c26fb23be7bbf95252d653a24806eb37fd4aa6a6479afe
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        package.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tcl\package.tcl
        • Size 23KB
        • SHA256 f46ab61cdebe3aa45fa7e61a48930d64a0d0e7e94d04d6bf244f48c36cafe948
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        tclIndex
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tcl\tclIndex
        • Size 5KB
        • SHA256 ddf7e42def37888ad0a564aa4f8ca95f4eec942cebebfca851d35515104d5c89
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        tm.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tcl\tm.tcl
        • Size 11KB
        • SHA256 4b7ed9fd2363d6876092db3f720cbddf97e72b86b519403539ba96e1c815ed8f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        tk86t.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk86t.dll
        • Size 1.5MB
        • SHA256 20139f4c327711baf18289584fa0c8112f7bb3ba55475bded21f3d107672ed94
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        button.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\button.tcl
        • Size 21KB
        • SHA256 1f5dd8d81b26f16e772e92fd2a22accb785004d0ed3447e54f87005d9c6a07a5
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        entry.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\entry.tcl
        • Size 17KB
        • SHA256 af1de90270693273b52fc735da6b5cd5ca794f5afd4cf03ffd95147161098048
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        icons.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\icons.tcl
        • Size 10KB
        • SHA256 1264940e62b9a37967925418e9d0dc0befd369e8c181b9bab3d1607e3cc14b85
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        listbox.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\listbox.tcl
        • Size 14KB
        • SHA256 47c75f9f8348bf8f2c086c57b97b73741218100ca38d10b8abdf2051c95b9801
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        menu.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\menu.tcl
        • Size 38KB
        • SHA256 d1283f67e435aab0bdbe9fdaa540a162043f8d652c02fe79f3843a451f123d89
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        panedwindow.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\panedwindow.tcl
        • Size 5KB
        • SHA256 aa4f87e41ac8297f51150f2a9f787607690d01793456b93f0939c54d394731f9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        pkgIndex.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\pkgIndex.tcl
        • Size 376B
        • SHA256 3f2539e85e2a9017913e61fe2600b499315e1a6f249a4ff90e0b530a1eeb8898
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        scale.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\scale.tcl
        • Size 7KB
        • SHA256 0da2dc955ffd71062a21c3b747d9d59d66a5b09a907b9ed220be1b2342205a05
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        scrlbar.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\scrlbar.tcl
        • Size 12KB
        • SHA256 eec90404f702d3cfbfaec0f13bf5ed1ebeb736bee12d7e69770181a25401c61f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        spinbox.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\spinbox.tcl
        • Size 16KB
        • SHA256 2ff791a44406dc8339c7da6116e6ec92289bee5fc1367d378f48094f4abea277
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        text.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\text.tcl
        • Size 34KB
        • SHA256 4a42ad370e0cd93d4133b49788c0b0e1c7cd78383e88bacb51cb751e8bfda15e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        tk.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\tk.tcl
        • Size 23KB
        • SHA256 0f617d96cbf213296d7a5f7fcffbb4ae1149840d7d045211ef932e8dd66683e9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        button.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\button.tcl
        • Size 2KB
        • SHA256 e38a9d1f437981aa6bf0bdd074d57b769a4140c0f7d9aff51743fe4ecc6dfddf
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        combobox.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\combobox.tcl
        • Size 12KB
        • SHA256 68eed4af6d2ec5b3ea24b1122a704b040366cbe2f458103137479352ffa1475a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        cursors.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\cursors.tcl
        • Size 4KB
        • SHA256 7a2ed9d78fabcafff16694f2f4a2e36ff5aa313f912d6e93484f3bcd0466ad91
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        entry.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\entry.tcl
        • Size 17KB
        • SHA256 830cc3009a735e92db70d53210c4928dd35caab5051ed14dec67e06ae25cbe28
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        fonts.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\fonts.tcl
        • Size 5KB
        • SHA256 b94c319e5a557a5665b1676d602b6495c0887c5bacf7fa5b776200112978bb7b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        menubutton.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\menubutton.tcl
        • Size 6KB
        • SHA256 972b13854d0e9b84de338d6753f0f11f3a8534e7d0e51838796dae5a1e2e3085
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        notebook.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\notebook.tcl
        • Size 5KB
        • SHA256 22264d8d138e2c0e9a950305b4f08557c5a73f054f8215c0d8ce03854042be76
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        panedwindow.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\panedwindow.tcl
        • Size 2KB
        • SHA256 4d08a7e29eef731876951ef01dfa51654b6275fa3daadb1f48ff4bbeac238eb5
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        progress.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\progress.tcl
        • Size 1KB
        • SHA256 697cc0a75ae31fe9c2d85fb25dca0afa5d0df9c523a2dfad2e4a36893be75fba
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        scale.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\scale.tcl
        • Size 2KB
        • SHA256 b909add0b87fa8ee08fd731041907212a8a0939d37d2ff9b2f600cd67dabd4bb
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        scrollbar.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\scrollbar.tcl
        • Size 3KB
        • SHA256 6eaa336b13815a7fc18bcd6b9adf722e794da2888d053c229044784c8c8e9de8
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        sizegrip.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\sizegrip.tcl
        • Size 2KB
        • SHA256 e92d77b5cdca2206376db2129e87e3d744b3d5e31fde6c0bbd44a494a6845ce1
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        spinbox.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\spinbox.tcl
        • Size 4KB
        • SHA256 df286bb59f471aa1e19df39af0ef7aa84df9f04dc4a439a747dd8ba43c300150
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        treeview.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\treeview.tcl
        • Size 9KB
        • SHA256 c88b60ffb0f72e095f6fc9786930add7f9ed049eabc713f889f9a7da516e188c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ttk.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\ttk.tcl
        • Size 4KB
        • SHA256 2c48343b1a47f472d1a6b9ee8d670ce7fb428db0db7244dc323ff4c7a8b4f64b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        utils.tcl
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5032_134300307615884583\tk\ttk\utils.tcl
        • Size 8KB
        • SHA256 d58610a34301bb6e61a60bec69a7cecf4c45c6a034a9fc123977174b586278be
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/3804-1027-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/3804-1039-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/3804-1024-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/3804-1063-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/3804-1030-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/3804-1033-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/3804-1036-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/3804-1023-0x00007FF6719B0000-0x00007FF672620000-memory.dmp
        Download

        memory/3804-1042-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/3804-1045-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/3804-1048-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/3804-1051-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/3804-1054-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/3804-1057-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/3804-1060-0x00007FFFCF1E0000-0x00007FFFD080B000-memory.dmp
        Download

        memory/5032-1022-0x00007FF6719B0000-0x00007FF672620000-memory.dmp
        Download