Overview

overview

7

Static

static

3

MeltScreen.exe

windows10-2004-x64

7

MeltScreen.exe

windows11-ltsc_2024-x64

7

Analysis

  • user interaction
    yes
  • max time kernel
    900s
  • max time network
    478s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-de
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-delocale:de-deos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/11/2026, 13:58

Sharing

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General

  • Target
    MeltScreen.exe
  • Size 28.0MB
  • Sample261107-raba1scv7x
  • SHA256 3d8d2b9b1998dc857cac3f3be2665be57cf68717a2a4fbd9196046993e38d6a3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 21 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MeltScreen.exe
    "C:\Users\Admin\AppData\Local\Temp\MeltScreen.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3936
    • C:\Users\Admin\AppData\Local\Temp\MeltScreen.exe
      "C:\Users\Admin\AppData\Local\Temp\MeltScreen.exe"
      2⤵
      • Loads dropped DLL
      PID:5704
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:2356
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:4752

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            _imaging.cp313-win_amd64.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\PIL\_imaging.cp313-win_amd64.pyd
            • Size 2.5MB
            • SHA256 88756e8e0e3f6180e518da25d379597c861e2d20d716ef001894789b515c1777
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            VCRUNTIME140.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\VCRUNTIME140.dll
            • Size 117KB
            • SHA256 052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            VCRUNTIME140_1.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\VCRUNTIME140_1.dll
            • Size 48KB
            • SHA256 6a99bc0128e0c7d6cbbf615fcc26909565e17d4ca3451b97f8987f9c6acbc6c8
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _bz2.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_bz2.pyd
            • Size 84KB
            • SHA256 1bf985b54f529a3cbb3e52532791cc4d4c64009142d37b54eb3521adec203d5c
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _ctypes.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_ctypes.pyd
            • Size 131KB
            • SHA256 96b07339d52c74f2a1dd043df5eb931e4072eed90a3a8715ffec751d818e4117
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _lzma.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_lzma.pyd
            • Size 155KB
            • SHA256 51815b6474d4216c6a2aeaffdae5d2ff4acb7a0236254f2cfe43247022f3d781
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _socket.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_socket.pyd
            • Size 84KB
            • SHA256 8676f3cebd9d01c7ad51a29b3f7ff429c0a8f6bc564cab21eb6cdaa2e26fd259
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            auto.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tcl_data\auto.tcl
            • Size 21KB
            • SHA256 08113823951619d659eb03a1f6acd2f9500e1264795219125a5df7b83cabcb99
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            cp1252.enc
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tcl_data\encoding\cp1252.enc
            • Size 1KB
            • SHA256 741859cf238c3a63bbb20ec6ed51e46451372bb221cfff438297d261d0561c2e
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            pkgIndex.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tcl_data\http1.0\pkgIndex.tcl
            • Size 746B
            • SHA256 77265723959c092897c2449c5b7768ca72d0efcd8c505bddbb7a84f6aa401339
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            init.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tcl_data\init.tcl
            • Size 25KB
            • SHA256 acacce15658dd7ce8f69b1e3d3a94770a22972a8e906eb3b61cd06f0ecd5db59
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            pkgIndex.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tcl_data\opt0.4\pkgIndex.tcl
            • Size 636B
            • SHA256 68accee3eb8d0f134f9472c95425190ec08e7793df20a58d7d35325f42804695
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            package.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tcl_data\package.tcl
            • Size 23KB
            • SHA256 b471cec9056b62d562020b14d69d4bd1f92dfe158afc8ba81c6341836211ca46
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            tclIndex
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tcl_data\tclIndex
            • Size 7KB
            • SHA256 577f042bbe640e2739606a1f76098abdb8bd1d1f31526402fb82b21091644f65
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            tm.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tcl_data\tm.tcl
            • Size 11KB
            • SHA256 f0cc13daca21fee538cca757aa09e88a969a85174eda26e61e573dda6c7ba413
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            button.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\button.tcl
            • Size 21KB
            • SHA256 1f5dd8d81b26f16e772e92fd2a22accb785004d0ed3447e54f87005d9c6a07a5
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            entry.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\entry.tcl
            • Size 18KB
            • SHA256 6ac78f764434f932d37e8183aa6db5d04eb1848b774c92f7abc243ecb7d4a59b
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            icons.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\icons.tcl
            • Size 10KB
            • SHA256 1264940e62b9a37967925418e9d0dc0befd369e8c181b9bab3d1607e3cc14b85
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            listbox.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\listbox.tcl
            • Size 14KB
            • SHA256 47c75f9f8348bf8f2c086c57b97b73741218100ca38d10b8abdf2051c95b9801
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            menu.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\menu.tcl
            • Size 39KB
            • SHA256 ae4ee8400174c798337b9c60867cbc94f811b249ebe6dea21ec6f960bcf5f8cb
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            panedwindow.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\panedwindow.tcl
            • Size 5KB
            • SHA256 aa4f87e41ac8297f51150f2a9f787607690d01793456b93f0939c54d394731f9
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            pkgIndex.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\pkgIndex.tcl
            • Size 376B
            • SHA256 6127926b94db2992ab450fc6cc2ec3d071f7bbc856656d0ae20cc3fd4036f547
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            scale.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\scale.tcl
            • Size 8KB
            • SHA256 0747a387fdd1b2c7135eceae7b392ed52e1d1ebf3ffa90febe886dbc0981eb74
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            scrlbar.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\scrlbar.tcl
            • Size 12KB
            • SHA256 eec90404f702d3cfbfaec0f13bf5ed1ebeb736bee12d7e69770181a25401c61f
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            spinbox.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\spinbox.tcl
            • Size 16KB
            • SHA256 747889c3086c917a34554a9dc495bc0c08a03fd3a5828353ed2a64b97f376835
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            text.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\text.tcl
            • Size 34KB
            • SHA256 f7ecc5ae6eb297c79aad5cfc200b29c4e72409641fa369c5cdbba30ae41e982a
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            tk.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\tk.tcl
            • Size 23KB
            • SHA256 b7fd24177b17f67da2ca671f711309c65cf246be1fd0cf4f1ab8f3ea9ca2c3f1
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            fonts.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\ttk\fonts.tcl
            • Size 5KB
            • SHA256 6574067a91858506460ac44ddf8cf9270e81d67b2feff2a43b4d5f774568a5ec
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            ttk.tcl
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tk_data\ttk\ttk.tcl
            • Size 5KB
            • SHA256 685398e8db93aebbabfed795e91a42a87aa0e2a2cf23bfcffd70fea085a7ad5e
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _tkinter.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_tkinter.pyd
            • Size 68KB
            • SHA256 0a24e5f2e8ba3b774a335385c4036791b56c1c217f4371385517a92bbaac3d0e
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _wmi.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\_wmi.pyd
            • Size 38KB
            • SHA256 9a7255064ea143895b28efea6d78e9e518bac290900aec52a6a0435c36a172fb
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            base_library.zip
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\base_library.zip
            • Size 1.3MB
            • SHA256 b809df71ac22c1e2f64180c99780cf4713b90898da15567ebcbb22fca7322a46
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            libffi-8.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\libffi-8.dll
            • Size 38KB
            • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            libscipy_openblas64_-ed4f167a5330424524f45258e7ca2c8d.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\numpy.libs\libscipy_openblas64_-ed4f167a5330424524f45258e7ca2c8d.dll
            • Size 19.6MB
            • SHA256 ed4f167a5330424524f45258e7ca2c8d7f03c0cba1f30ee4985553ac1f88ecf8
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            msvcp140-a4c2229bdc2a2a630acdc095b4d86008.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\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\_MEI00000f602\numpy\_core\_multiarray_umath.cp313-win_amd64.pyd
            • Size 3.7MB
            • SHA256 f37332834048e3aef93a33ff53f558a319cad12009defb2231ee1ba4aa6105d8
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            _umath_linalg.cp313-win_amd64.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\numpy\linalg\_umath_linalg.cp313-win_amd64.pyd
            • Size 110KB
            • SHA256 2989647fd7df9ce56a0709542f3578d0ca0a5e4f7d83f81b033506c9fec6adc5
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            python313.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\python313.dll
            • Size 5.8MB
            • SHA256 6964e590037c41d631fd1215f05af154f7fa68105993c6f573a20689b473f1ac
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            select.pyd
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\select.pyd
            • Size 32KB
            • SHA256 ddf1221851814943a82ed8a986d228463404da2ada969661bdd69223f14fc050
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            tcl86t.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\tcl86t.dll
            • Size 1.8MB
            • SHA256 a308beae8555cff5ac2aff7eaf0aef40b5fe173f047e246dc49da9a4d3ef62f9
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            msgcat-1.6.1.tm
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\tcl8\8.5\msgcat-1.6.1.tm
            • Size 34KB
            • SHA256 adca186be560f2236265f538d4cb6df1171bed91192118796988bb9c08a4bc7c
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            tk86t.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\tk86t.dll
            • Size 1.5MB
            • SHA256 20f4876506bce7f89e53570e64fd1dce30a64548326b45f372871c7019560df4
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            zlib1.dll
            • Path C:\Users\Admin\AppData\Local\Temp\_MEI00000f602\zlib1.dll
            • Size 142KB
            • SHA256 1dd27f0411ebb31bd148a61589cee254410915f1e6c37aa3ffa52fac71a5426c
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/5704-1061-0x00007FF846740000-0x00007FF846769000-memory.dmp
            Download

            memory/5704-1063-0x0000027E1C420000-0x0000027E1C6AA000-memory.dmp
            Download

            memory/5704-1062-0x00007FF8336E0000-0x00007FF834A8D000-memory.dmp
            Download