Analysis

  • max time kernel
    146s
  • max time network
    154s
  • 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, 04:15

General

  • Target
    2026-07-04_8514cb70ce991bb01e2f93837324a77d_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.4MB
  • Sample260704-evn2dsaz21
  • SHA256 c777dc3d6e6a99cdd8e5f30256de8ace094b92dfa5a0c06d4ea268558b40e6f0
  • 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 29 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 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-04_8514cb70ce991bb01e2f93837324a77d_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-04_8514cb70ce991bb01e2f93837324a77d_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:4928
  • C:\Users\Admin\AppData\Local\Temp\2026-07-04_8514cb70ce991bb01e2f93837324a77d_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-04_8514cb70ce991bb01e2f93837324a77d_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:3620

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX4C8A.tmp

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\assets\Sample Files\RCX4C8A.tmp
        • Size 2.4MB
        • SHA256 645981c7d8e578331a0e8769bf21bef6fbb336d9f9761c54dee50baf7d4c121a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsOperating.exe

        • Path C:\Program Files (x86)\Windows NT\TableTextService\WindowsOperating.exe
        • Size 2.4MB
        • SHA256 c777dc3d6e6a99cdd8e5f30256de8ace094b92dfa5a0c06d4ea268558b40e6f0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX1E3A.tmp

        • Path C:\Windows\assembly\GAC_MSIL\sysglobl.Resources\2.0.0.0_it_b03f5f7f11d50a3a\RCX1E3A.tmp
        • Size 2.4MB
        • SHA256 731dffb96da4a68a53815faeb55e2fb3076df851ee24245167c97e87d5dc7437
        • MD5 SHA1 SHA512 SSDEEP TLSH