Overview

overview

6

Static

static

3

2026-08-08...ee.exe

windows10-2004-x64

6

2026-08-08...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    125s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    08/08/2026, 14:34

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General

  • Target
    2026-08-08_5d00811ba328c938c54f0b848f522ee4_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.3MB
  • Sample260808-rxgrbaydld
  • SHA256 ffe8ead7684ff4d627a1a5f291baafcb8fad97812f8ffeccd3d7d464da47a320
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoverypersistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Drops file in System32 directory 5 IoCs
  • Drops file in Program Files directory 37 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.

    discovery
  • 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\2026-08-08_5d00811ba328c938c54f0b848f522ee4_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-08_5d00811ba328c938c54f0b848f522ee4_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:4668
  • C:\Users\Admin\AppData\Local\Temp\2026-08-08_5d00811ba328c938c54f0b848f522ee4_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-08_5d00811ba328c938c54f0b848f522ee4_elex_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:5624

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX2975.tmp
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins3d\RCX2975.tmp
        • Size 1.3MB
        • SHA256 b6900c56f2be44e7a36f91a6ccfcb1033618f644901ebcc1fc55a43cff8b6f32
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX17AD.tmp
        • Path C:\Program Files (x86)\Common Files\System\Ole DB\fr-FR\RCX17AD.tmp
        • Size 1.3MB
        • SHA256 8e1b14c3e561ccc2b323e9fb09545e3b602f3edc94136abd3c944d17384d4e6d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        setupEdge139.0.3405.125.exe
        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setupEdge139.0.3405.125.exe
        • Size 1.3MB
        • SHA256 ffe8ead7684ff4d627a1a5f291baafcb8fad97812f8ffeccd3d7d464da47a320
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download