Overview

overview

6

Static

static

3

2026-08-10...ee.exe

windows10-2004-x64

6

2026-08-10...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    113s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/08/2026, 04:34

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General

  • Target
    2026-08-10_8353abed755ef1d30061e0f319749c98_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.4MB
  • Sample260810-e65hhsvzgw
  • SHA256 ab1cc052ee4633f4df2ecdbc60662c0946298d338beabe5742a224e3ba14b908
  • 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 27 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.

    discovery
  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-10_8353abed755ef1d30061e0f319749c98_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-10_8353abed755ef1d30061e0f319749c98_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:4748
  • C:\Users\Admin\AppData\Local\Temp\2026-08-10_8353abed755ef1d30061e0f319749c98_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-10_8353abed755ef1d30061e0f319749c98_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1860

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX2008.tmp
        • Path C:\Program Files (x86)\Common Files\System\ado\en-US\RCX2008.tmp
        • Size 2.4MB
        • SHA256 e26dd3b721a58673ef8e80d23cfa7e9c4555d50553065dfa12144236e0b367ff
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        OperatingMicrosoft.exe
        • Path C:\Program Files (x86)\Common Files\System\en-US\OperatingMicrosoft.exe
        • Size 2.4MB
        • SHA256 ab1cc052ee4633f4df2ecdbc60662c0946298d338beabe5742a224e3ba14b908
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX45F8.tmp
        • Path C:\Windows\assembly\GAC_MSIL\Microsoft.PowerShell.Commands.Utility.Resources\1.0.0.0_it_31bf3856ad364e35\RCX45F8.tmp
        • Size 2.4MB
        • SHA256 7b4ba63b8f65616adeeec607e848ae19387779e067b69e4a656f9c3350635649
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download