Analysis

  • max time kernel
    129s
  • 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
    24/09/2026, 03:58

General

  • Target
    2026-09-24_3d400d6d274c28b04c29eb342b2922c1_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.0MB
  • Sample260924-ejgsyaz17p
  • SHA256 92aa1e2379e55bb4faf994ab314595363ac2e607e688c0da11c417adcee9a21a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

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

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

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 36 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.

  • 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\2026-09-24_3d400d6d274c28b04c29eb342b2922c1_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-24_3d400d6d274c28b04c29eb342b2922c1_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:4948
  • C:\Users\Admin\AppData\Local\Temp\2026-09-24_3d400d6d274c28b04c29eb342b2922c1_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-09-24_3d400d6d274c28b04c29eb342b2922c1_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:860

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Moduled3dcompiler47.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\Moduled3dcompiler47.exe
        • Size 2.0MB
        • SHA256 6d838f292b88d8bca42b849f3c9f6e25db59863dbaee4918812232357e3aa5d1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CreateAdobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\CreateAdobe.exe
        • Size 2.1MB
        • SHA256 3e2bbd4f51a42f1e8930a2ebc88dd2b8c67ed9094baddf74aac6a3255eb0aadd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AcrobatAdobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\assets\Sample Files\AcrobatAdobe.exe
        • Size 2.0MB
        • SHA256 0bb1ec3ee0e55459d3b67f3b9deff5b25d4e0ed1530567512fb2f88dcc46f74a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AdobeAcrobat.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\assets\Sample Files\AdobeAcrobat.exe
        • Size 2.0MB
        • SHA256 bdb7dfba27ac4afb8983a4a88170405f4ec5afb5df40de5ec62131d5a0cfab24
        • MD5 SHA1 SHA512 SSDEEP TLSH

        nonPDFAcroRd32Info.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\nonPDFAcroRd32Info.exe
        • Size 2.0MB
        • SHA256 0b848e9fff181f66c82d8ef2536e507cabd2340c8fb7b4b44228cdb36ea58b8f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AcrobatAdobe1.824.29.8644.exe

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AcrobatAdobe1.824.29.8644.exe
        • Size 2.1MB
        • SHA256 cc1b179c2b1f285348b0f61053f90f3f07b114901935e19610ef01dbbb147b21
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Visualvstoee.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\Visualvstoee.exe
        • Size 2.0MB
        • SHA256 d3336e4253ad0add53ffe853f46edbb916c1824724ee2da29903cdc50d4d7b38
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ANGLEInternet.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\ANGLEInternet.exe
        • Size 2.0MB
        • SHA256 283ee76bd2c727c0ae0c124aa39f332e193b5761545450be4357c1aafd193807
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemVisualBasic.exe

        • Path C:\Windows\Microsoft.NET\Framework\v2.0.50727\fr\SystemVisualBasic.exe
        • Size 2.1MB
        • SHA256 55e34fb8b338fef57fdd7463c6e938a9373f5298df9f31d9dee75db2185e6ee5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        REGEDITsplwow6410.0.26100.1301.exe

        • Path C:\Windows\REGEDITsplwow6410.0.26100.1301.exe
        • Size 2.0MB
        • SHA256 ee10a0915274f5709f8a6bd8bb22d6b1e3e81c6c7695326ad03b29ae2cd3e936
        • MD5 SHA1 SHA512 SSDEEP TLSH