Analysis

  • max time kernel
    124s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    12/10/2026, 14:56

General

  • Target
    2026-10-11_9d1bc7767dbc0c566d578b97120490a1_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 807KB
  • Sample261012-sa4s1axtfs
  • SHA256 a4e2aaafb75fb6c26c571de911a1badb41dd1496eca07ea045355ccaca789a33
  • 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 33 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 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 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-11_9d1bc7767dbc0c566d578b97120490a1_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-11_9d1bc7767dbc0c566d578b97120490a1_elex_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:1456
  • C:\Users\Admin\AppData\Local\Temp\2026-10-11_9d1bc7767dbc0c566d578b97120490a1_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-10-11_9d1bc7767dbc0c566d578b97120490a1_elex_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1864

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        d3dcompiler43chromeelf.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\d3dcompiler43chromeelf.exe
        • Size 8.2MB
        • SHA256 e246df2883518feab333d1bef44c077e08c47c5b6e0529c68436c8f326d5508a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Eulaextractor.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Eulaextractor.exe
        • Size 806KB
        • SHA256 06d47163b9f9742366a7a556feb142b2d1225d63b26a6ac4eac40fb7dcb4e60b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Onix32JP2KLib.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Onix32JP2KLib.exe
        • Size 807KB
        • SHA256 b8316caa8118cd30927b6ade80e46fe35efd41d833518925d2069fb788a959a8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Pluginprcr.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins3d\Pluginprcr.exe
        • Size 809KB
        • SHA256 6c5f5223fa8543970a58c50bb0ffc79f803a6b94ce21e51afcd0bd0045ace586
        • MD5 SHA1 SHA512 SSDEEP TLSH

        resourcesUIAutomationProvider.exe

        • Path C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.0\ja\resourcesUIAutomationProvider.exe
        • Size 809KB
        • SHA256 79943f3ce83b21e376dd7e5d7de6820736fbbc79fdb08df1cddb1692ee5f2e52
        • MD5 SHA1 SHA512 SSDEEP TLSH

        aspnetregbrowsersaspnetwp.exe

        • Path C:\Windows\Microsoft.NET\Framework64\v2.0.50727\aspnetregbrowsersaspnetwp.exe
        • Size 813KB
        • SHA256 1cfdc8f0eaaa64b82e2695a0f9055bf505d24f9314f5cdb7e7af79faab5bf8cd
        • MD5 SHA1 SHA512 SSDEEP TLSH