Overview

overview

6

Static

static

3

2026-11-10...ee.exe

windows10-2004-x64

6

2026-11-10...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    128s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/11/2026, 04:41

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General

  • Target
    2026-11-10_f2d33a1a99a62ab41a82d071150199f8_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 864KB
  • Sample261110-fa3vgsyzhy
  • SHA256 043a676b66e6797320b693d9a8cf05ad64d620754625cf3130762747d671dfa8
  • 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 2 IoCs
  • Drops file in Program Files directory 34 IoCs
  • Drops file in Windows directory 64 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • 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 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-10_f2d33a1a99a62ab41a82d071150199f8_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-10_f2d33a1a99a62ab41a82d071150199f8_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
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4688
  • C:\Users\Admin\AppData\Local\Temp\2026-11-10_f2d33a1a99a62ab41a82d071150199f8_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-11-10_f2d33a1a99a62ab41a82d071150199f8_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:5816

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        SystemUIAutomationClientsideProviders.exe
        • Path C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.0\SystemUIAutomationClientsideProviders.exe
        • Size 864KB
        • SHA256 043a676b66e6797320b693d9a8cf05ad64d620754625cf3130762747d671dfa8
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX819C.tmp
        • Path C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\it\RCX819C.tmp
        • Size 865KB
        • SHA256 787ea8d90b157087ee171f4182dbdb24d24d04ac7c1b23e4c426b6c142d26a80
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download