Overview

overview

6

Static

static

3

2026-08-05...ee.exe

windows10-2004-x64

6

2026-08-05...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    134s
  • 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
    05/08/2026, 05:43

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General

  • Target
    2026-08-05_9301c1497f02a727af52b262e92dc903_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 935KB
  • Sample260805-getcaawvcw
  • SHA256 5bc3341f6baebf54eac4053e5f8a27fa3be2337accf0234821472c19f4c349c3
  • 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 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\2026-08-05_9301c1497f02a727af52b262e92dc903_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-05_9301c1497f02a727af52b262e92dc903_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:3676
  • C:\Users\Admin\AppData\Local\Temp\2026-08-05_9301c1497f02a727af52b262e92dc903_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-05_9301c1497f02a727af52b262e92dc903_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:4688

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX4584.tmp
        • Path C:\Program Files (x86)\Common Files\System\msadc\fr-FR\RCX4584.tmp
        • Size 936KB
        • SHA256 0f002795b7082c261305c10ac85b06d8c93966ea4514776f769ce3537b49e1f9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Microsoftsetup.exe
        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Installer\Microsoftsetup.exe
        • Size 1.4MB
        • SHA256 b60914929dfc759c594d9f89235e467846b4cd2809d7a5d90dcbc8836e9a5dc9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Microsoftsetup.exe
        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\Installer\Microsoftsetup.exe
        • Size 935KB
        • SHA256 5bc3341f6baebf54eac4053e5f8a27fa3be2337accf0234821472c19f4c349c3
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX280B.tmp
        • Path C:\Windows\Microsoft.NET\assembly\GAC_MSIL\System.Drawing.resources\v4.0_4.0.0.0_it_b03f5f7f11d50a3a\RCX280B.tmp
        • Size 936KB
        • SHA256 901bb6f46a95b62f67a0cf41663228198ab827960cfb20a6b52f0889d82f9597
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download