Analysis

  • max time kernel
    135s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    12/07/2026, 21:45

General

  • Target
    2026-07-12_9af75a37c7b98b93ffab91d035c81a20_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.2MB
  • Sample260712-1l6qqsbs8v
  • SHA256 cbb5687f36e7f751e0daaea6d940b7d263439565af9f15a34f19fc5a7dcf03c7
  • 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 26 IoCs
  • Drops file in Windows directory 43 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 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-12_9af75a37c7b98b93ffab91d035c81a20_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-12_9af75a37c7b98b93ffab91d035c81a20_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:1216
  • C:\Users\Admin\AppData\Local\Temp\2026-07-12_9af75a37c7b98b93ffab91d035c81a20_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-12_9af75a37c7b98b93ffab91d035c81a20_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:4140

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        EulaViewer.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\EulaViewer.exe
        • Size 1.2MB
        • SHA256 153b3c050aa478622fe43f452ab5836781a41797359c92d6b74b08662b3d0240
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rt3dPreview.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\rt3dPreview.exe
        • Size 1.2MB
        • SHA256 f51c56a7da746910fed5b0a9eaa8a87ad34307a4148c6f43e6b56ad171898270
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msinfoWindows.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfoWindows.exe
        • Size 1.2MB
        • SHA256 cbb5687f36e7f751e0daaea6d940b7d263439565af9f15a34f19fc5a7dcf03c7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        JavaTMjava.exe

        • Path C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_120921\JavaTMjava.exe
        • Size 1.2MB
        • SHA256 ab6fd4856f29507680e1e9e083f0084631056a944e72d6061ec9c12cf575e809
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftSistema.exe

        • Path C:\Program Files (x86)\Common Files\System\it-IT\MicrosoftSistema.exe
        • Size 1.2MB
        • SHA256 f910740be08d013a65ddcb6ee776a667d3154c42d96e10ed7dd503b548350ce6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ieinstalieinstal.exe

        • Path C:\Program Files (x86)\Internet Explorer\de-DE\ieinstalieinstal.exe
        • Size 1.2MB
        • SHA256 f40f5a20953820900470089fa45acc1215dd0bea23fc97a2a9757f7cb766f115
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DiagnosisWindows.exe

        • Path C:\Windows\Microsoft.NET\assembly\GAC_32\Microsoft.Windows.Diagnosis.SDEngine\v4.0_10.0.0.0__31bf3856ad364e35\DiagnosisWindows.exe
        • Size 1.2MB
        • SHA256 05ac38e0117c2a3b5bfda4b330c52cdbce359b19e34a7c90e18413348b1f5a4f
        • MD5 SHA1 SHA512 SSDEEP TLSH