Analysis

  • max time kernel
    132s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    17/10/2026, 04:32

General

  • Target
    2026-10-16_e3d616b2e887efc495bfad0371e4ba78_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.1MB
  • Sample261017-e6e8mawzes
  • SHA256 1e7e6637f6a4e2b72259011965aa465dcffd061a36effe9d60adabcd4832bf4b
  • 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 35 IoCs
  • Drops file in Windows directory 63 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-16_e3d616b2e887efc495bfad0371e4ba78_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-16_e3d616b2e887efc495bfad0371e4ba78_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
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:5084
  • C:\Users\Admin\AppData\Local\Temp\2026-10-16_e3d616b2e887efc495bfad0371e4ba78_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-10-16_e3d616b2e887efc495bfad0371e4ba78_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1848

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX8895.tmp

        • Path C:\Program Files (x86)\Common Files\System\ado\RCX8895.tmp
        • Size 1.1MB
        • SHA256 fc77986913a3919a1c6723852e86214a9a5d6b76d4e5922176258b0bc56bf7ce
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ImagingDevicesMicrosoft.exe

        • Path C:\Program Files (x86)\Windows Photo Viewer\it-IT\ImagingDevicesMicrosoft.exe
        • Size 1.1MB
        • SHA256 1e7e6637f6a4e2b72259011965aa465dcffd061a36effe9d60adabcd4832bf4b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        BITLOCKERTOGOOperating.exe

        • Path C:\Windows\BitLockerDiscoveryVolumeContents\BITLOCKERTOGOOperating.exe
        • Size 1.1MB
        • SHA256 c7bd0ad032b5fb8bf7f23c9ff88fad2240fa848e74998f7729790adc55460708
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsWindows.exe

        • Path C:\Windows\WindowsWindows.exe
        • Size 1.1MB
        • SHA256 2b8e06f145cfc9b344041d63d3a86e809bb4c7ef601beb546a06994ead131c95
        • MD5 SHA1 SHA512 SSDEEP TLSH