Analysis

  • max time kernel
    131s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/09/2026, 04:09

General

  • Target
    2026-09-24_2998ccc7299f06a25a09ffc855786c7d_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.9MB
  • Sample260924-eqs5jsdf95
  • SHA256 834d88074799473a30c0a28e81ad311c9be5a024bcebd6ea595d4b910a26c881
  • 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 30 IoCs
  • Drops file in Windows directory 44 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\2026-09-24_2998ccc7299f06a25a09ffc855786c7d_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-24_2998ccc7299f06a25a09ffc855786c7d_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:4544
  • C:\Users\Admin\AppData\Local\Temp\2026-09-24_2998ccc7299f06a25a09ffc855786c7d_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-09-24_2998ccc7299f06a25a09ffc855786c7d_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:3928

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        CreateWCChromeNativeMessagingHost.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\CreateWCChromeNativeMessagingHost.exe
        • Size 1.9MB
        • SHA256 6ecdc9f5a816dd440da8a1a4fabcdd51c6b2f14b1e058c8d83d21aeaf27fc091
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXAE54.tmp

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VC\RCXAE54.tmp
        • Size 1.9MB
        • SHA256 2ec688f82e2709965d7212e21f29a5901e05516228b9b28d50be33521d587ed0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXA519.tmp

        • Path C:\Program Files (x86)\Common Files\System\ado\RCXA519.tmp
        • Size 1.9MB
        • SHA256 d972ac5a1446a774cab68147288bd8947cdc8d42b855a2b81c77a62c99df9fd0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mpasdescdexploitation.exe

        • Path C:\Program Files (x86)\Windows Defender\fr-FR\mpasdescdexploitation.exe
        • Size 1.9MB
        • SHA256 834d88074799473a30c0a28e81ad311c9be5a024bcebd6ea595d4b910a26c881
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mscormmcMicrosoft.exe

        • Path C:\Windows\Microsoft.NET\Framework\v1.0.3705\mscormmcMicrosoft.exe
        • Size 1.5MB
        • SHA256 1740595afe0d64581d7ac81b5eb3140df426714a3cc3b17f523a3380bbf62fdd
        • MD5 SHA1 SHA512 SSDEEP TLSH