Analysis

  • max time kernel
    134s
  • max time network
    130s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    12/07/2026, 12:14

General

  • Target
    2026-07-12_98911d59728b69c1291dd0be8b5d2700_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.5MB
  • Sample260712-pee4nabv9v
  • SHA256 6008db25845880747868050a64c35ec268ff08214a5e8515c9de91e782556a5c
  • 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 33 IoCs
  • Drops file in Windows directory 51 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\2026-07-12_98911d59728b69c1291dd0be8b5d2700_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-12_98911d59728b69c1291dd0be8b5d2700_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:4940
  • C:\Users\Admin\AppData\Local\Temp\2026-07-12_98911d59728b69c1291dd0be8b5d2700_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-12_98911d59728b69c1291dd0be8b5d2700_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:1480

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        LibraryAcroBroker.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LibraryAcroBroker.exe
        • Size 2.9MB
        • SHA256 069dcfde0b68f71465027d6b293805254b0ff572b112d1c5cfbc6e3a85e3efa0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ManagerReader1.824.29.8644.exe

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\ManagerReader1.824.29.8644.exe
        • Size 2.9MB
        • SHA256 58c928cd9a571fef21dac4de0153fd6203c4dd4533390e4cfb64ba020a16b818
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Autojaureg.exe

        • Path C:\Program Files (x86)\Common Files\Java\Java Update\Autojaureg.exe
        • Size 2.9MB
        • SHA256 0f8001ccf9e4e6e791399d61300dfdb3a5696168892087a60b9d5d151ca9b7fb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VisualExtensibility.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\MSEnv\PublicAssemblies\VisualExtensibility.exe
        • Size 2.9MB
        • SHA256 c1e7623bf91b9f4952b94bf7921895c1a90490a529e021704674f27113e04c67
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vstoeeStudio.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\vstoeeStudio.exe
        • Size 2.9MB
        • SHA256 b0aa71e14fc9487781f0e72290a370902becb85ee7341f9eb9501fc2cac37bb0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        JavaTMU381.exe

        • Path C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_117390\JavaTMU381.exe
        • Size 2.9MB
        • SHA256 9b2b6fbb51c2ca55ce3ea6a5f8fc9b96c6c533d9d09eda0f2bf8324b74668d78
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Decryptionwidevinecdm4.10.2891.0.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\WidevineCdm\_platform_specific\win_x64\Decryptionwidevinecdm4.10.2891.0.exe
        • Size 2.9MB
        • SHA256 a1b6beedb2c2d9ac4dda0c5165bce57cfc7bd70e2903f538adcb4cfa7436c3a4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FrameworkMicrosoft344.exe

        • Path C:\Windows\Microsoft.NET\Framework64\v4.0.30319\FrameworkMicrosoft344.exe
        • Size 2.9MB
        • SHA256 acfeeb2309f8b17051572bb162e61c67521e518c053faf7be97b8735d3ba21be
        • MD5 SHA1 SHA512 SSDEEP TLSH