Analysis

  • max time kernel
    131s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/08/2026, 20:24

General

  • Target
    2026-08-10_5984b9e1ea6aa655f8f0afc4a3cdbf10_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 888KB
  • Sample260810-y6v4maxfkc
  • SHA256 af0e86861bc3ff15ad92eef97e8545d7f5b6c36aceddb4cc7c116b92b63d7fb7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 35 IoCs
  • Drops file in Windows directory 55 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-10_5984b9e1ea6aa655f8f0afc4a3cdbf10_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-10_5984b9e1ea6aa655f8f0afc4a3cdbf10_elex_remcos_smoke-loader_stealc_stop_tofsee.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1456
  • C:\Users\Admin\AppData\Local\Temp\2026-08-10_5984b9e1ea6aa655f8f0afc4a3cdbf10_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-10_5984b9e1ea6aa655f8f0afc4a3cdbf10_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:2040

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AcrobatAiod.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\AcrobatAiod.exe
        • Size 888KB
        • SHA256 af0e86861bc3ff15ad92eef97e8545d7f5b6c36aceddb4cc7c116b92b63d7fb7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libEGLd3dcompiler47.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libEGLd3dcompiler47.exe
        • Size 923KB
        • SHA256 e434b55fe46720c5707d54a384cfd7146ec198fe38b9b98293654f256e688070
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Onix32Onix.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Onix32Onix.exe
        • Size 1.5MB
        • SHA256 3ae60cbf63ef3b84e527a10e9e1f65e7530577f7f82bb2df7c80fca7ef803b62
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UtilitiesLink.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\UtilitiesLink.exe
        • Size 892KB
        • SHA256 115a4413d5a4bb5e80382656b7344729ac6d6261cb52125d15b9337d7e749964
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ManagerAcrobat.exe

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\ManagerAcrobat.exe
        • Size 1.2MB
        • SHA256 466b7b2ef3cb68ab5f3d510796d5bf9ba3de1e8273fc3dbb3fcd5ef08e57251a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jauregjaureg.exe

        • Path C:\Program Files (x86)\Common Files\Java\Java Update\jauregjaureg.exe
        • Size 901KB
        • SHA256 d8b07ee9c73f6d7bd500a838a5641ce56c5089b9148a5e31aaaa2a6ac02ca686
        • MD5 SHA1 SHA512 SSDEEP TLSH

        GoogleUpdater.exe

        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\GoogleUpdater.exe
        • Size 1.5MB
        • SHA256 0a7a625d607937f53621fd88f87eb5c26e5b43b43119f75f30d3b518c2f78406
        • MD5 SHA1 SHA512 SSDEEP TLSH

        iexploreieinstal.exe

        • Path C:\Program Files (x86)\Internet Explorer\en-US\iexploreieinstal.exe
        • Size 889KB
        • SHA256 d8e33f7b9108b1f3e91b6cf1a5d16326d6e2c99735fdcf44286e87fb5c5f3ee6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DWriteMinmspdfdll.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\DWriteMinmspdfdll.exe
        • Size 1.3MB
        • SHA256 eadc555c5b81e771d4a4519170002478948f756fe309fbb60fdda3f357f67f88
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PresentationHostDllPresentationHostDll.exe

        • Path C:\Windows\Microsoft.NET\Framework64\v3.0\WPF\en-US\PresentationHostDllPresentationHostDll.exe
        • Size 889KB
        • SHA256 bce67aed71c2bb4dac1f2e47aa82f428744c7528718cde80b36913b526e7fd67
        • MD5 SHA1 SHA512 SSDEEP TLSH