Analysis

  • max time kernel
    133s
  • max time network
    140s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/08/2026, 23:26

General

  • Target
    2026-08-18_8619eaf7de61b13da512888b32ce1b55_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.0MB
  • Sample260818-3e33daca29
  • SHA256 b33226b24f3490b29763e71cebe6c723549b1acd2f37fc860417fae4485b8ef1
  • 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 4 IoCs
  • Drops file in Program Files directory 30 IoCs
  • Drops file in Windows directory 42 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.

  • 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\2026-08-18_8619eaf7de61b13da512888b32ce1b55_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-18_8619eaf7de61b13da512888b32ce1b55_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:4684
  • C:\Users\Admin\AppData\Local\Temp\2026-08-18_8619eaf7de61b13da512888b32ce1b55_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-18_8619eaf7de61b13da512888b32ce1b55_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4484

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AiodAdobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\AiodAdobe.exe
        • Size 2.0MB
        • SHA256 193c1779de1be21a2a50f3c293bfa050b69d3dc2d87fb74bef6184cb9760a518
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AdobeWCChromeNativeMessagingHost.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\AdobeWCChromeNativeMessagingHost.exe
        • Size 2.0MB
        • SHA256 6bf5cf455d7c2eb429a5e2a542839658b89773c8590456d2cabc77eacb3a7fbd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ccmebaseExplorer.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ccmebaseExplorer.exe
        • Size 2.0MB
        • SHA256 4ea5dea420236cf67c900b1a7486042e35bb35baac6d039c42c255ec6e0809ae
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VisualStudio.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\VisualStudio.exe
        • Size 2.0MB
        • SHA256 7d4fd6588cf2ae09b2eb31b816b4806b5bfaa26b51888e8830931cc67b46a28c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PlatformLauncher8.0.3810.9.exe

        • Path C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_132812\PlatformLauncher8.0.3810.9.exe
        • Size 1.9MB
        • SHA256 987a37fdbb8b1a92f8e1634869936d14650a161e22089d73ace71b2c23eae12b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msaddsrmsaddsr.exe

        • Path C:\Program Files (x86)\Common Files\System\msadc\it-IT\msaddsrmsaddsr.exe
        • Size 2.0MB
        • SHA256 ac33c222844494c5c8c7416f0a63385527c864016a7a5524a3fc1aaa43e408c4
        • MD5 SHA1 SHA512 SSDEEP TLSH