Analysis

  • max time kernel
    128s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260630-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 03:51

General

  • Target
    2026-06-30_8f7920c8d67f3acfcc890b4a1c2b7fc6_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.1MB
  • Sample260701-eetlyafx7y
  • SHA256 cf47eca2860e2f0c3c4cb6e839d99115f290d23910aebff4cf18c656476b3f7a
  • 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 7 IoCs
  • Drops file in Program Files directory 39 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\2026-06-30_8f7920c8d67f3acfcc890b4a1c2b7fc6_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-30_8f7920c8d67f3acfcc890b4a1c2b7fc6_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:2716
  • C:\Users\Admin\AppData\Local\Temp\2026-06-30_8f7920c8d67f3acfcc890b4a1c2b7fc6_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-06-30_8f7920c8d67f3acfcc890b4a1c2b7fc6_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:4140

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        libEGLlibGLESv2.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libEGLlibGLESv2.exe
        • Size 2.2MB
        • SHA256 8e2e11bf01ae6280ac50872b87f5bd76f60dc7dd1f144c673ea18964a1cde37a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WCChromeNativeMessagingHostAdobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHostAdobe.exe
        • Size 2.1MB
        • SHA256 5eedf9a3fb949d1367889d4649c93ce868c684c5c57fa38635ecf925f547989b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        InternetExplorer4.1.2.0.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\InternetExplorer4.1.2.0.exe
        • Size 2.1MB
        • SHA256 59112a5527438f0352644fbd2289a174b1ce642a2faaf8ea388823641015929b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sqliteOnix.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\sqliteOnix.exe
        • Size 2.7MB
        • SHA256 fb52a05f0e57c166f05e35a58715c9c8334f4be40952d7aa1c52293e3d8f4072
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AutoUpdater.exe

        • Path C:\Program Files (x86)\Common Files\Java\Java Update\AutoUpdater.exe
        • Size 2.1MB
        • SHA256 cb1ae106fd36ae141bdd4c89eeff677312d9bdbf9a5ff1756a44ae0dea9e8d17
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RTSComTipTsf.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\ink\de-DE\RTSComTipTsf.exe
        • Size 2.1MB
        • SHA256 0cc6b0f23d88dee5acea350416fbe0882e169b03de62e7d3d86b35b80ded77cf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        U381javaws11.381.2.09.exe

        • Path C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_104437\U381javaws11.381.2.09.exe
        • Size 2.1MB
        • SHA256 09ccaba84f94e92b309704d8d486e2809683805b9b66225dc58edf521e7c0c53
        • MD5 SHA1 SHA512 SSDEEP TLSH

        maintenanceservicemaintenanceserviceinstaller.exe

        • Path C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservicemaintenanceserviceinstaller.exe
        • Size 2.1MB
        • SHA256 11fb3e34d87d2b99e5f96392d125b44e6c7a033c4e4c86a0811505a46d0a6520
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PackageManagementWindows10.0.26100.1.exe

        • Path C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\en\PackageManagementWindows10.0.26100.1.exe
        • Size 2.1MB
        • SHA256 bf1db59102e10ca24e0faf7242d5db1b4a86ad4d7afd0ca14ad7a6e6e9797b21
        • MD5 SHA1 SHA512 SSDEEP TLSH