Analysis

  • max time kernel
    128s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    18/07/2026, 04:36

General

  • Target
    2026-07-17_21cef70748c9bb11c7a9c25df980c5c1_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.6MB
  • Sample260718-e8jntsgv8l
  • SHA256 f3e2835a8b594965298f2738be4cbf99a983dd3e89c52f963b352ca68f55d283
  • 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 35 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\2026-07-17_21cef70748c9bb11c7a9c25df980c5c1_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-17_21cef70748c9bb11c7a9c25df980c5c1_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:620
  • C:\Users\Admin\AppData\Local\Temp\2026-07-17_21cef70748c9bb11c7a9c25df980c5c1_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-17_21cef70748c9bb11c7a9c25df980c5c1_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:1988

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCXAEDF.tmp

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\ink\en-US\RCXAEDF.tmp
        • Size 1.6MB
        • SHA256 edb2856b3ee81924c4d493f9b6ae2d4239d29998e31320336d6c8a9d78704503
        • MD5 SHA1 SHA512 SSDEEP TLSH

        updaterGoogle.exe

        • Path C:\Program Files (x86)\Google\Update\updaterGoogle.exe
        • Size 2.2MB
        • SHA256 fc9a06ce9e6edd7220362bc930d9d057def05f632c0cd9aae9090960a630d027
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ietoedgestubexeietoedgestubexe.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\BHO\ietoedgestubexeietoedgestubexe.exe
        • Size 1.6MB
        • SHA256 f3e2835a8b594965298f2738be4cbf99a983dd3e89c52f963b352ca68f55d283
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX4BE7.tmp

        • Path C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.Security.ApplicationId.PolicyManagement.PolicyModel.Resources\v4.0_10.0.0.0_fr_31bf3856ad364e35\RCX4BE7.tmp
        • Size 1.6MB
        • SHA256 193218d89445cdc5c408086ae5e7c273cdebdd1d81288ca94f217540ed651085
        • MD5 SHA1 SHA512 SSDEEP TLSH