Analysis

  • max time kernel
    137s
  • max time network
    127s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    26/08/2026, 03:08

General

  • Target
    2026-08-25_ef4595f507553baa1c8997ea4741bac8_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 934KB
  • Sample260826-dndreabe67
  • SHA256 e2fb77c1f7bbc25e67380aeb9cdb00cec46ce3c615fa455e8c0ce5e537fc4d40
  • 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 2 IoCs
  • Drops file in Program Files directory 36 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\2026-08-25_ef4595f507553baa1c8997ea4741bac8_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-25_ef4595f507553baa1c8997ea4741bac8_elex_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:5568
  • C:\Users\Admin\AppData\Local\Temp\2026-08-25_ef4595f507553baa1c8997ea4741bac8_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-25_ef4595f507553baa1c8997ea4741bac8_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:5816

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ccmebasenonfipsEula.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ccmebasenonfipsEula.exe
        • Size 934KB
        • SHA256 7c3f787e67372cf01064dfdb695ad5a56905f2c4b6287c161dc5c70cf73c7d89
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AdobeeBook.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\AdobeeBook.exe
        • Size 935KB
        • SHA256 c644069786d8a523f1f263398165a7b3dc29276a95fd82d4d4d8f4ed58904d9a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ReaderAdobe1.824.29.8644.exe

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\ReaderAdobe1.824.29.8644.exe
        • Size 982KB
        • SHA256 c3ac2d19dbb89e417310dc22fc427df7b352d5ae31055340158fc500766362a3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdaterPlatform2.8.381.9.exe

        • Path C:\Program Files (x86)\Common Files\Java\Java Update\UpdaterPlatform2.8.381.9.exe
        • Size 884KB
        • SHA256 980c0ee3c86852007ddf51acd01bf9e4ea87f3e964ffd2171fa40483468fa97d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ielowutilielowutil.exe

        • Path C:\Program Files (x86)\Internet Explorer\ielowutilielowutil.exe
        • Size 1.0MB
        • SHA256 60724d2b2091557002f04d7a4e8140e8efc93abfe98fc26d7bbf747399e58745
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftEppManifest.exe

        • Path C:\Program Files (x86)\Windows Defender\en-US\MicrosoftEppManifest.exe
        • Size 935KB
        • SHA256 2d76e040c7b81a59f74208bb5907f4b284a4a62c5c779c3d3753bbd6d22140b0
        • MD5 SHA1 SHA512 SSDEEP TLSH