Overview

overview

6

Static

static

3

2026-08-01...ee.exe

windows10-2004-x64

6

2026-08-01...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    136s
  • 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
    01/08/2026, 15:54

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General

  • Target
    2026-08-01_c0589039fcdb9661d6c38af19c68244a_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.3MB
  • Sample260801-tcnegada69
  • SHA256 46d71cf902c33227abd6be25ccbe6664fabbad74f3d8dc9d5b53576b94986c7d
  • 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 3 IoCs
  • Drops file in Program Files directory 42 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-01_c0589039fcdb9661d6c38af19c68244a_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-01_c0589039fcdb9661d6c38af19c68244a_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:3848
  • C:\Users\Admin\AppData\Local\Temp\2026-08-01_c0589039fcdb9661d6c38af19c68244a_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-01_c0589039fcdb9661d6c38af19c68244a_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:2756

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        PhotoAcqWindows.exe
        • Path C:\Program Files (x86)\Windows Photo Viewer\uk-UA\PhotoAcqWindows.exe
        • Size 1.3MB
        • SHA256 46d71cf902c33227abd6be25ccbe6664fabbad74f3d8dc9d5b53576b94986c7d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX121E.tmp
        • Path C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\de\RCX121E.tmp
        • Size 1.4MB
        • SHA256 7c0596fb032ad5889da95f94de3aeb01a7547127cd74fbfc1a63909e75b8af14
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        PrintingSystem.exe
        • Path C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WPF\es\PrintingSystem.exe
        • Size 1.4MB
        • SHA256 1cb41ba06201b918923af842cf188741b29ba7db59cca1385c49556bdeda019e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX921.tmp
        • Path C:\Windows\apppatch\it-IT\RCX921.tmp
        • Size 1.4MB
        • SHA256 dd3219599c7e341023e1ef4c03576c41044193a5c3fc391043bef4760ad66ef1
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download