Analysis

  • max time kernel
    124s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/11/2026, 23:12

General

  • Target
    2026-11-06_cbfbd48ee2a90dbb2324f379cb914a6f_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 867KB
  • Sample261107-27ae4af16s
  • SHA256 d25223b2bd79bb2bf3cc5b59bab4580d686cc1444f057be396231db5ac6bcb10
  • 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 30 IoCs
  • Drops file in Windows directory 64 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • 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 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-06_cbfbd48ee2a90dbb2324f379cb914a6f_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-06_cbfbd48ee2a90dbb2324f379cb914a6f_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
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:3040
  • C:\Users\Admin\AppData\Local\Temp\2026-11-06_cbfbd48ee2a90dbb2324f379cb914a6f_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-11-06_cbfbd48ee2a90dbb2324f379cb914a6f_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4212

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        LiloEula.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LiloEula.exe
        • Size 1.5MB
        • SHA256 9dd87a43a894bb82d936918cea5531107e12bdb3e211316c2df69c766c4ace15
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ReaderReader.exe

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\ReaderReader.exe
        • Size 921KB
        • SHA256 80cf2ce5bb52dfb2d45e6c89b009c80d68eef5c43f656584a7c8ae4637657ae0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ToolsOffice9.0.30729.7079.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTA\AppInfoDocument\Microsoft.VisualStudio.Tools.Office.AppInfoDocument\ToolsOffice9.0.30729.7079.exe
        • Size 869KB
        • SHA256 d584ab53eb2f112c980cbafcbf27b23a71a87e721b1773d9ccaf63125b91ec41
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mpasdescWindows.exe

        • Path C:\Program Files (x86)\Windows Defender\de-DE\mpasdescWindows.exe
        • Size 869KB
        • SHA256 4315825c84e7a83cf872546ed59647a87c577db9947c8e5ae55aadc31b2a08e2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        aspnetregsqlaspnetregbrowsers.exe

        • Path C:\Windows\Microsoft.NET\Framework64\v2.0.50727\es\aspnetregsqlaspnetregbrowsers.exe
        • Size 946KB
        • SHA256 d3c03dea40b3d814c50d66aa9d78747d3c854bd3c82625f3b22a2f4600514972
        • MD5 SHA1 SHA512 SSDEEP TLSH