Analysis

  • max time kernel
    130s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 04:41

General

  • Target
    2026-08-08_f9e008d7c183cfe3da623901517e51ac_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.1MB
  • Sample260808-fbg96szgre
  • SHA256 5d8cc28aab575578778f2728ed13cb92788a914dcaf591a4481404ee80757ad6
  • 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 5 IoCs
  • Drops file in Program Files directory 37 IoCs
  • Drops file in Windows directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 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\2026-08-08_f9e008d7c183cfe3da623901517e51ac_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-08_f9e008d7c183cfe3da623901517e51ac_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:4668
  • C:\Users\Admin\AppData\Local\Temp\2026-08-08_f9e008d7c183cfe3da623901517e51ac_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-08_f9e008d7c183cfe3da623901517e51ac_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:5832

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        DirectXlibGLESv2.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\DirectXlibGLESv2.exe
        • Size 1.1MB
        • SHA256 37908b4f946832e399b973c2ea26ee654bef9277b93b9ee972ef4b311c88aab3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NPPDF32Adobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\NPPDF32Adobe.exe
        • Size 1.1MB
        • SHA256 2fcce5c890ff92d718f8ba57883ef8f5c54d610b5518e0a070c935c8cca18763
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WCChromeNativeMessagingHostAdobe19.10.20064.310990.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHostAdobe19.10.20064.310990.exe
        • Size 1.2MB
        • SHA256 5fe0574450b0f737a326f19ad4c1deeb6e1fed8210107d9cffad217671351e03
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ScCoreccmebase.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ScCoreccmebase.exe
        • Size 1.1MB
        • SHA256 60beeb9ec8b7aecb657abe6b489aeb22348c6a0f6531733e1f5ced8e2edf49de
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ReaderReader.exe

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\ReaderReader.exe
        • Size 1.1MB
        • SHA256 4a4806b9ec67958da8dd18f70433d374ac5736155dac61a2d79f57cbcbfac3ad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VisualStudioOffice.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTA\Pipeline.v10.0\Contracts\VisualStudioOffice.exe
        • Size 1.1MB
        • SHA256 236fda10f9c3fee7a376ae837242e87a99500b26d447c20ee6ed070bb781251b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsWindows.exe

        • Path C:\Program Files (x86)\Common Files\System\WindowsWindows.exe
        • Size 1.1MB
        • SHA256 03be12d554dc705cc1f2b3c433c3e110ad52bd8c6d684f458c27b1072acb2a79
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msader15msader15.exe

        • Path C:\Program Files (x86)\Common Files\System\ado\it-IT\msader15msader15.exe
        • Size 1.1MB
        • SHA256 2ead9bd6232868ed6ea991d2b2fc9045cbeb7b3a7b7d2fbcdb958f96db0912bd
        • MD5 SHA1 SHA512 SSDEEP TLSH