Analysis

  • max time kernel
    127s
  • max time network
    133s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/07/2026, 20:02

General

  • Target
    2026-07-10_81d5d7bb750991d8657bfd9b40726b1c_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.4MB
  • Sample260710-yslyssay4t
  • SHA256 a0bdbb49a4cd85599c639182a5b383fd2cffdcaa53bb9a4e0a93dca2671b59ca
  • 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 38 IoCs
  • Drops file in Windows directory 64 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 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-10_81d5d7bb750991d8657bfd9b40726b1c_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-10_81d5d7bb750991d8657bfd9b40726b1c_elex_glassworm_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:4148
  • C:\Users\Admin\AppData\Local\Temp\2026-07-10_81d5d7bb750991d8657bfd9b40726b1c_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-10_81d5d7bb750991d8657bfd9b40726b1c_elex_glassworm_remcos_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:6020

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        libcefwidevinecdmadapterdll.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libcefwidevinecdmadapterdll.exe
        • Size 1.3MB
        • SHA256 85bea076a6d89cdabc3364ab1d12dc63f36576fd520fa78df04ec42d6998a94b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WCChromeNativeMessagingHostAdobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHostAdobe.exe
        • Size 1.5MB
        • SHA256 529e3384fe5b022d4a7309315a785165be59715e6c13ba6bd23c6321cc3173b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        filesReader.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\filesReader.exe
        • Size 2.0MB
        • SHA256 534763dcd454caecd032e31293330d9778c66af3b881ef5671aac23a03cfadb3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsMediaWindowsMedia.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia\MPP\WindowsMediaWindowsMedia.exe
        • Size 1.4MB
        • SHA256 2bac85323bf028bc3353de6341971a7cbe8aba75f14aebd0899f39fb5d9fc58e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jauregAuto.exe

        • Path C:\Program Files (x86)\Common Files\Java\Java Update\jauregAuto.exe
        • Size 1.4MB
        • SHA256 77862cccfa310009713e4701eb7c7148e5596448bb595d2887683d8932f70e34
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msinfoMicrosoft.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfoMicrosoft.exe
        • Size 1.4MB
        • SHA256 a0bdbb49a4cd85599c639182a5b383fd2cffdcaa53bb9a4e0a93dca2671b59ca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSDIA90Studio.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VC\MSDIA90Studio.exe
        • Size 1.4MB
        • SHA256 15998778e50a6fa135a873e2e1766bb5cb608b8999cf1f81fdb3bdfeee86453f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msader15msader15.exe

        • Path C:\Program Files (x86)\Common Files\System\ado\ja-JP\msader15msader15.exe
        • Size 1.4MB
        • SHA256 2f39082dfaa0bf430aeaaaf0c57c3058e19e87c0c105960a827ac7b6e175cefc
        • MD5 SHA1 SHA512 SSDEEP TLSH