Analysis

  • max time kernel
    148s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/04/2026, 04:36

General

  • Target
    2026-04-24_9f9e73273ac7a78304f61c510e12d6ea_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.9MB
  • Sample260424-e8lhesez9w
  • SHA256 1992818f09fba29bfb14077437cc4a3deb8018681e2fce35a1d1e1f252a568ad
  • 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-24_9f9e73273ac7a78304f61c510e12d6ea_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-24_9f9e73273ac7a78304f61c510e12d6ea_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:3768
  • C:\Users\Admin\AppData\Local\Temp\2026-04-24_9f9e73273ac7a78304f61c510e12d6ea_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-24_9f9e73273ac7a78304f61c510e12d6ea_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1824

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX1DA7.tmp

        • Path C:\Program Files (x86)\Windows Defender\es-ES\RCX1DA7.tmp
        • Size 2.9MB
        • SHA256 b47f00598fbd10bec1da54b6b34e6d1504d0b3dd4c417a1f02794b965951da5f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sqmapiOperating.exe

        • Path C:\Program Files (x86)\Windows Multimedia Platform\sqmapiOperating.exe
        • Size 2.9MB
        • SHA256 1992818f09fba29bfb14077437cc4a3deb8018681e2fce35a1d1e1f252a568ad
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX1332.tmp

        • Path C:\Windows\Microsoft.NET\assembly\GAC_MSIL\System.Reflection\v4.0_4.0.0.0__b03f5f7f11d50a3a\RCX1332.tmp
        • Size 2.9MB
        • SHA256 41252cf0ced3e0f1f3e3ddd68b64c8e99185f71e70461287e16cb647caba577b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Twain32System10.0.19041.1.exe

        • Path C:\Windows\Twain32System10.0.19041.1.exe
        • Size 2.9MB
        • SHA256 87f7f86db299b543d2d2387c9ee016a0c0ddfa74593f80b74be5562aa49313a1
        • MD5 SHA1 SHA512 SSDEEP TLSH