Analysis

  • max time kernel
    131s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/08/2026, 22:55

General

  • Target
    2026-08-06_859d99be2126c55dbecc8d8ff35dc62b_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.1MB
  • Sample260806-2wlc8avyfs
  • SHA256 038eb333c00d9da7b1e0af860c8f350771e5f9a92436459f46385b8f2ebd1c07
  • 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 47 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-06_859d99be2126c55dbecc8d8ff35dc62b_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-06_859d99be2126c55dbecc8d8ff35dc62b_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:5744
  • C:\Users\Admin\AppData\Local\Temp\2026-08-06_859d99be2126c55dbecc8d8ff35dc62b_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-06_859d99be2126c55dbecc8d8ff35dc62b_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:6052

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Helperccmebase5.14.37.1.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Helperccmebase5.14.37.1.exe
        • Size 1.1MB
        • SHA256 7c8d4383d50ffe712cfca6edb591cc85fe6f5d77fd1434752d3d8efb60d5d08f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AcrobatAdobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\assets\Sample Files\AcrobatAdobe.exe
        • Size 1.1MB
        • SHA256 f0d5449442a058126816e5ee936dd00ddf7302307662fed0ca6c52221c1cf485
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cryptocmeDynamic.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\cryptocmeDynamic.exe
        • Size 1.6MB
        • SHA256 0e33f01f09aa2429029d9b6b43f935234c759c9b3f29d534e4e5bf9009eb449b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AutoPlatform.exe

        • Path C:\Program Files (x86)\Common Files\Java\Java Update\AutoPlatform.exe
        • Size 967KB
        • SHA256 29ef46f9e4508664b0592a7fa1e5f56545e9f2f51755487da2d3e12fdb7815ed
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoftmsinfo.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\Microsoftmsinfo.exe
        • Size 1.1MB
        • SHA256 038eb333c00d9da7b1e0af860c8f350771e5f9a92436459f46385b8f2ebd1c07
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StudioVisual10.0.60828.0.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\StudioVisual10.0.60828.0.exe
        • Size 1.1MB
        • SHA256 1c6c8ccf2a652fabf8b82de2796154208d37ce11e68139a1569a9d6b7382a8f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PhotoAcqPhotoViewer.exe

        • Path C:\Program Files (x86)\Windows Photo Viewer\uk-UA\PhotoAcqPhotoViewer.exe
        • Size 1.1MB
        • SHA256 2bebdb02e70d2740951e74dcbc9a3dd93b616ab5dfd37022c2308ca002bea05f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Systemmicrosoft.exe

        • Path C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\ja\Systemmicrosoft.exe
        • Size 1.1MB
        • SHA256 a7dd2613af51e69aeca3af9f8af468d49cc2045932172996848e775792951b31
        • MD5 SHA1 SHA512 SSDEEP TLSH