Analysis

  • max time kernel
    146s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/07/2026, 18:05

General

  • Target
    2026-07-04_93fa9297b35a8de4ed29789e25f8a6b4_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.5MB
  • Sample260704-wpf72abs2t
  • SHA256 d9d6c44fa47f45742182293128bec8afc6323b560b08fc95e9e19a349db1ec5c
  • 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 3 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-04_93fa9297b35a8de4ed29789e25f8a6b4_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-04_93fa9297b35a8de4ed29789e25f8a6b4_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:4996
  • C:\Users\Admin\AppData\Local\Temp\2026-07-04_93fa9297b35a8de4ed29789e25f8a6b4_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-04_93fa9297b35a8de4ed29789e25f8a6b4_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:2764

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX7778.tmp

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins3d\RCX7778.tmp
        • Size 1.5MB
        • SHA256 bdd43179bde4934766e774884500db099eeaecdc792f3377e30a3f9fee1175e0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msader15Windows10.0.19041.1.exe

        • Path C:\Program Files (x86)\Common Files\System\ado\it-IT\msader15Windows10.0.19041.1.exe
        • Size 1.5MB
        • SHA256 d9d6c44fa47f45742182293128bec8afc6323b560b08fc95e9e19a349db1ec5c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WMPNSSCIWMPNSSCI.exe

        • Path C:\Program Files (x86)\Windows Media Player\de-DE\WMPNSSCIWMPNSSCI.exe
        • Size 1.5MB
        • SHA256 456a15a53845e3a12a5d91142f5cb85972dd22018444ee68ee6f6771cb219b30
        • MD5 SHA1 SHA512 SSDEEP TLSH