Analysis

  • max time kernel
    131s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/07/2026, 16:58

General

  • Target
    2026-07-04_e97b20faa6e8fcf34973ddc8151517c5_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.6MB
  • Sample260704-vgxpdaas5v
  • SHA256 94c8e85f46717a0524c1d595f311e40b47f9ac551fdce8e9638758553ce94b7b
  • 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 45 IoCs
  • Drops file in Windows directory 53 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\2026-07-04_e97b20faa6e8fcf34973ddc8151517c5_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-04_e97b20faa6e8fcf34973ddc8151517c5_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:4240
  • C:\Users\Admin\AppData\Local\Temp\2026-07-04_e97b20faa6e8fcf34973ddc8151517c5_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-04_e97b20faa6e8fcf34973ddc8151517c5_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:1640

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AiodAcrobat.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\AiodAcrobat.exe
        • Size 1.6MB
        • SHA256 94c8e85f46717a0524c1d595f311e40b47f9ac551fdce8e9638758553ce94b7b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libcefLink2.1.0.461930603.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libcefLink2.1.0.461930603.exe
        • Size 1.6MB
        • SHA256 bd040cd25f1d2dba8726202ce4df3d7537d16fec3f91e0050d967cb6cb30e120
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CreateWCChromeNativeMessagingHost19.10.20064.310990.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\CreateWCChromeNativeMessagingHost19.10.20064.310990.exe
        • Size 1.6MB
        • SHA256 9269050218ff031ca1fd1e4c60a1920759fbb372c9b85115f00aa6ac9fa1c831
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Previewfiles.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Previewfiles.exe
        • Size 1.6MB
        • SHA256 439f564ea739fae06324a63b1c2c9b4285fdeefe8deac67c40b0f37f647b775a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedgeupdatemsedgeupdate.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\msedgeupdatemsedgeupdate.exe
        • Size 1.7MB
        • SHA256 9b5c50e07a72173693bca44298fdeb1a4cfa2e7cd2b68e70f799bb15d357c779
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemMicrosoft373.exe

        • Path C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.5\SystemMicrosoft373.exe
        • Size 1.6MB
        • SHA256 d805cd61e0b7d7217e9f644fcbabfa1facf10484cac36ca731c9ed0c50cd10fb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Systmewmplayer12.0.26100.1.160101.0800.exe

        • Path C:\Program Files (x86)\Windows Media Player\fr-FR\Systmewmplayer12.0.26100.1.160101.0800.exe
        • Size 1.6MB
        • SHA256 80e58ee2f9b212baed164bfc8c1ec9f817a34c25ae87e6d7006e5d1fc9c7467b
        • MD5 SHA1 SHA512 SSDEEP TLSH