Analysis

  • max time kernel
    133s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    19/07/2026, 16:53

General

  • Target
    2026-07-19_7f921a49c11885dce1d42fe3fccc3b5e_amadey_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.0MB
  • Sample260719-vd71yahx2t
  • SHA256 b1938fc635633ba8863ec51ccfc30bb0ef6084f75415ae9e2923ea3754feb842
  • 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 2 IoCs
  • Drops file in Program Files directory 20 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 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-19_7f921a49c11885dce1d42fe3fccc3b5e_amadey_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-19_7f921a49c11885dce1d42fe3fccc3b5e_amadey_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:5800
  • C:\Users\Admin\AppData\Local\Temp\2026-07-19_7f921a49c11885dce1d42fe3fccc3b5e_amadey_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-19_7f921a49c11885dce1d42fe3fccc3b5e_amadey_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:8

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AcrobatAdobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\AcrobatAdobe.exe
        • Size 1.0MB
        • SHA256 acbee9f94d42f79a49b5b854812b6ffb5ea5f0d664e3fc062c5cd0b59f04d494
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdaterAuto2.8.381.9.exe

        • Path C:\Program Files (x86)\Common Files\Java\Java Update\UpdaterAuto2.8.381.9.exe
        • Size 906KB
        • SHA256 c1b7d5d30fcbd58ccdd75e387404169ea25700cd13cfb6bd922b4be36bc6eaa8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedgeupdatemsedgeupdate.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\msedgeupdatemsedgeupdate.exe
        • Size 1.1MB
        • SHA256 03abdc7dba9987bacf056cdb9ede0d43f43c3e31b7d209b839f82daea5628d95
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsWindows.exe

        • Path C:\Windows\Branding\Basebrd\en-US\WindowsWindows.exe
        • Size 1.0MB
        • SHA256 2e8e121ebd8f6612a2ae94344f5ceb714ab099e208cb5cf2db3044f78e863aea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsWindows.exe

        • Path C:\Windows\Branding\Basebrd\en-US\WindowsWindows.exe
        • Size 1.0MB
        • SHA256 b1938fc635633ba8863ec51ccfc30bb0ef6084f75415ae9e2923ea3754feb842
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoftresources.exe

        • Path C:\Windows\Microsoft.NET\Framework\v2.0.50727\DE\Microsoftresources.exe
        • Size 1.1MB
        • SHA256 7311908d762832d3037604e6ef732092f324831a1559cb6fefb5a488604ea83f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        securebootsecureboot.exe

        • Path C:\Windows\Microsoft.NET\assembly\GAC_64\Microsoft.SecureBoot.Commands.Resources\v4.0_10.0.0.0_de_31bf3856ad364e35\securebootsecureboot.exe
        • Size 1.0MB
        • SHA256 77de82084738391eeaa3dea8fb517fd28cc48f7cb4df430e0774f24f00d7d44d
        • MD5 SHA1 SHA512 SSDEEP TLSH