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
    07/09/2026, 07:29

General

  • Target
    2026-09-06_16ec9c6db31029e538ce280061bcae91_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 935KB
  • Sample260907-jbl5xa1fpc
  • SHA256 8e8d1d95ced821df442fc035dc7c2b49f951adb06682e8f4d61bde5b9799aedc
  • 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 8 IoCs
  • Drops file in Program Files directory 31 IoCs
  • Drops file in Windows directory 33 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 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-06_16ec9c6db31029e538ce280061bcae91_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-06_16ec9c6db31029e538ce280061bcae91_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:2708
  • C:\Users\Admin\AppData\Local\Temp\2026-09-06_16ec9c6db31029e538ce280061bcae91_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-09-06_16ec9c6db31029e538ce280061bcae91_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4568

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        HelperAdobeScCore.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\HelperAdobeScCore.exe
        • Size 936KB
        • SHA256 9360c64d921f81c8646c9430bf25aa3f8f1c0960f578096302cb4189443b47d4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AdobeHunspellPluginAdobeHunspellPlugin.exe

        • Path C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\AdobeHunspellPluginAdobeHunspellPlugin.exe
        • Size 937KB
        • SHA256 d0e29c1830802442f50f2950f16e3837417ea835337533d0c4c434f2c94b21ab
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftVisual.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\MicrosoftVisual.exe
        • Size 939KB
        • SHA256 db2305a6607e39d1ed6f7270e4e8d96d7f0d482f6452788f3e62a6a71bd729b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        javaU3818.0.3810.9.exe

        • Path C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_132812\javaU3818.0.3810.9.exe
        • Size 939KB
        • SHA256 defc9f59d9033c20411afae93b7e8ac0ea14cac8bde9cebed78f8c6873113c79
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Operatingmsdaora.exe

        • Path C:\Program Files (x86)\Common Files\System\Ole DB\Operatingmsdaora.exe
        • Size 935KB
        • SHA256 8e8d1d95ced821df442fc035dc7c2b49f951adb06682e8f4d61bde5b9799aedc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UIAutomationTypesresources.exe

        • Path C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.0\de\UIAutomationTypesresources.exe
        • Size 937KB
        • SHA256 5b96514d1f75d8d7e50260d78630f43c9175fce72786b20f04708af38c1bd04d
        • MD5 SHA1 SHA512 SSDEEP TLSH