Analysis

  • max time kernel
    128s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 18:15

General

  • Target
    2026-08-08_0d08c57caea81b58bda0d974aa887fb0_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.6MB
  • Sample260808-wv7beasdrg
  • SHA256 b58ce25e937f58d206326d4a2aa12bda69944b35b9ccf113a3ba3b8afc5a2974
  • 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 27 IoCs
  • Drops file in Windows directory 64 IoCs
  • 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 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-08_0d08c57caea81b58bda0d974aa887fb0_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-08_0d08c57caea81b58bda0d974aa887fb0_elex_remcos_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:1620
  • C:\Users\Admin\AppData\Local\Temp\2026-08-08_0d08c57caea81b58bda0d974aa887fb0_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-08_0d08c57caea81b58bda0d974aa887fb0_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4800

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        WCChromeNativeMessagingHostCreate19.10.20064.310990.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHostCreate19.10.20064.310990.exe
        • Size 1.6MB
        • SHA256 a891974c3cf62a39fedea9596e778d69bbe668ff3953e22f743a63955f052348
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ExplorerInternational.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ExplorerInternational.exe
        • Size 2.2MB
        • SHA256 22c434cd60c2acc276934f583ff41737328a6cff82e73bea260c96b72b1e530f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jauregjaureg.exe

        • Path C:\Program Files (x86)\Common Files\Java\Java Update\jauregjaureg.exe
        • Size 1.5MB
        • SHA256 32dba91428001715ac43bac956a2ca915256053d0ce7b2356fb53329d7e165f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VisualRuntime.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTA\Pipeline.v10.0\AddInViews\VisualRuntime.exe
        • Size 1.6MB
        • SHA256 b942e8b7f0abfab7fa1ace3845530c14330ca25404e8fa14df5ba8743e568e7c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        TipTsfTipTsf.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\ink\de-DE\TipTsfTipTsf.exe
        • Size 1.6MB
        • SHA256 7415f144077618c07176352167344337497186876c193b910901c19c9790b409
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ClientEmbedded139.0.3405.125.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\EBWebView\x64\ClientEmbedded139.0.3405.125.exe
        • Size 1.6MB
        • SHA256 52122b109538882c845519516b69a84238d8228df7eac8a605f4d09ef2fa9ac5
        • MD5 SHA1 SHA512 SSDEEP TLSH