Analysis

  • max time kernel
    145s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    29/06/2026, 02:22

General

  • Target
    2026-06-27_d8d002e308d72927db57f164c664f60d_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 843KB
  • Sample260629-ctr1jsct3j
  • SHA256 e2035a0dc4f93bf808b9ee163379969154c731eb170ecfdef09aeb8bf48b8253
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • 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 42 IoCs
  • Drops file in Windows directory 64 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-27_d8d002e308d72927db57f164c664f60d_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-27_d8d002e308d72927db57f164c664f60d_elex_smoke-loader_stealc_stop_tofsee.exe"
    1⤵
    • Drops file in Drivers directory
    • 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:1504
  • C:\Users\Admin\AppData\Local\Temp\2026-06-27_d8d002e308d72927db57f164c664f60d_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-06-27_d8d002e308d72927db57f164c664f60d_elex_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:2940

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        widevinecdmadapterdllWidevine.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\widevinecdmadapterdllWidevine.exe
        • Size 808KB
        • SHA256 32c0e84e14f3cf0b26f3f65c82c6df865ba3b0882c7eaed90e3a6fb0239436f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX45A1.tmp

        • Path C:\Program Files (x86)\Common Files\System\fr-FR\RCX45A1.tmp
        • Size 845KB
        • SHA256 2312d67636841c5d2bba99140068d28f42e3f64a65fa4204246d3fa304d9f43b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsWindows.exe

        • Path C:\Program Files (x86)\Windows NT\TableTextService\en-US\WindowsWindows.exe
        • Size 843KB
        • SHA256 e2035a0dc4f93bf808b9ee163379969154c731eb170ecfdef09aeb8bf48b8253
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FrameworkISymWrapper.exe

        • Path C:\Windows\Microsoft.NET\assembly\GAC_32\ISymWrapper\v4.0_4.0.0.0__b03f5f7f11d50a3a\FrameworkISymWrapper.exe
        • Size 845KB
        • SHA256 e693f10bf4a5793668652191007fec108a73b574e694e6d300b28df7caeed3d2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemOperating.exe

        • Path C:\Windows\assembly\NativeImages_v4.0.30319_64\Microsoft.C99be4d25#\3b83a5f5f3e7d4519ef1541797fb0868\SystemOperating.exe
        • Size 845KB
        • SHA256 14235f1a58e4186c512c22b9d717bca9284a6689375908dd9a5528170607af39
        • MD5 SHA1 SHA512 SSDEEP TLSH