Analysis

  • max time kernel
    134s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 15:54

General

  • Target
    2026-08-08_7f694af1eb058889b60ba15803880987_amadey_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 787KB
  • Sample260808-tcesbshp7x
  • SHA256 75b83e9611f724a47316f20754c4bfce925a605d43a4ea54278a97852c21b68c
  • 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 38 IoCs
  • Drops file in Windows directory 39 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 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-08_7f694af1eb058889b60ba15803880987_amadey_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-08_7f694af1eb058889b60ba15803880987_amadey_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:4680
  • C:\Users\Admin\AppData\Local\Temp\2026-08-08_7f694af1eb058889b60ba15803880987_amadey_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-08_7f694af1eb058889b60ba15803880987_amadey_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:3088

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        WCChromeNativeMessagingHostCreate.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHostCreate.exe
        • Size 781KB
        • SHA256 62b397266aa841abc30eaa278cad887af209354e98b7e36d51d4a276052ff5ff
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FileScCore.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FileScCore.exe
        • Size 773KB
        • SHA256 d32e13d05a165b1b2b2599a9af4d9eacb757b7f723ebda87ad975b1b8e21d3a5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftDAO36003.60.9765.0.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\DAO\MicrosoftDAO36003.60.9765.0.exe
        • Size 789KB
        • SHA256 528f4639b206bf8706755d9db003c5b029b806a1c8d1e92e9432e6aae7187483
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vstoeeMicrosoft.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\vstoeeMicrosoft.exe
        • Size 774KB
        • SHA256 d6702ff99bf3e9db544a2a0ca264e104ca6f42dc33554115b3ad0cfd231cd390
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WAB32WAB3210.0.26100.1.160101.0800.exe

        • Path C:\Program Files (x86)\Common Files\System\WAB32WAB3210.0.26100.1.160101.0800.exe
        • Size 879KB
        • SHA256 5b19fad944844cd4793bc12eaef6101539e1908663548a253bb12c08b972b0e0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        maintenanceservicemaintenanceserviceinstaller.exe

        • Path C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservicemaintenanceserviceinstaller.exe
        • Size 772KB
        • SHA256 1e97f0319575a617426a4af5b482c1637a07a8d9b7783f7afd5f077be926775e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PackageManagementSystem.exe

        • Path C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\en\PackageManagementSystem.exe
        • Size 789KB
        • SHA256 d06d3fb55809d86f3c361f3a837e0a837b640c97e4e9bd26bcf8a3146f3d4d13
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Operatingresources.exe

        • Path C:\Windows\Microsoft.NET\assembly\GAC_64\Microsoft.Tpm.Commands.Resources\v4.0_10.0.0.0_ja_31bf3856ad364e35\Operatingresources.exe
        • Size 789KB
        • SHA256 a7781e1fb239314b0a85e20a7992f5b29033030e4cb54f871730e660eb2b31ec
        • MD5 SHA1 SHA512 SSDEEP TLSH