Analysis

  • max time kernel
    137s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/07/2026, 06:29

General

  • Target
    2026-07-09_25cceed7853a3b10d8f6e2e92f4e4a33_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.2MB
  • Sample260709-g87f1adv3l
  • SHA256 2cbc32234e1c5432c58e5c284d69e12fc55415d9e08b1946b32d263a9ed6d073
  • 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 4 IoCs
  • Drops file in Program Files directory 30 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 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-09_25cceed7853a3b10d8f6e2e92f4e4a33_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-09_25cceed7853a3b10d8f6e2e92f4e4a33_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
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4656
  • C:\Users\Admin\AppData\Local\Temp\2026-07-09_25cceed7853a3b10d8f6e2e92f4e4a33_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-09_25cceed7853a3b10d8f6e2e92f4e4a33_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:5456

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Onix32Reader1.2.18.1.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Onix32Reader1.2.18.1.exe
        • Size 1.9MB
        • SHA256 3cb8b46da8d4abafb1344f783f4c4094a075c86797632b5baf7c11fa0319a69d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icuuc58ccmeasym.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\icuuc58ccmeasym.exe
        • Size 1.2MB
        • SHA256 76b129adf23361e09451bad1466df2810d20b3ccbb065e206c1b960736488a55
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FlashMCIMPP.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia\MPP\FlashMCIMPP.exe
        • Size 1.2MB
        • SHA256 b5228d07b8a3e8a726895677b567e5701252b5576e47d6d5d9509c82436ff2bf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftStudio.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\MicrosoftStudio.exe
        • Size 1.2MB
        • SHA256 a7cd00efa2eab48955c04b7a0d1de191fc74b09d39bdcb7ae1c42d3d183c2376
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdateUpdate.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\UpdateUpdate.exe
        • Size 1.2MB
        • SHA256 0080e566a8d7aaf499051d7230dcbf9d53dd6b577069be98453f7478e89c5941
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsWMPNSSCI.exe

        • Path C:\Program Files (x86)\Windows Media Player\es-ES\WindowsWMPNSSCI.exe
        • Size 1.2MB
        • SHA256 7da770fee8fa437c417bec815bfaf13b6b7b495fb132a7e01098185d0bc57660
        • MD5 SHA1 SHA512 SSDEEP TLSH