Analysis

  • max time kernel
    132s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/11/2026, 02:45

General

  • Target
    2026-11-01_f6f30ae2905b5a4a14d9a06368c845a2_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.0MB
  • Sample261102-c8rckaev4t
  • SHA256 14e07c065311048bb02d94c22ba943bf787cbf35d10c57a8949960688fff971d
  • 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 7 IoCs
  • Drops file in Program Files directory 52 IoCs
  • Drops file in Windows directory 64 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 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-01_f6f30ae2905b5a4a14d9a06368c845a2_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-01_f6f30ae2905b5a4a14d9a06368c845a2_elex_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:1572
  • C:\Users\Admin\AppData\Local\Temp\2026-11-01_f6f30ae2905b5a4a14d9a06368c845a2_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-11-01_f6f30ae2905b5a4a14d9a06368c845a2_elex_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4592

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCXBFFA.tmp

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\AcroForm\PMP\RCXBFFA.tmp
        • Size 2.0MB
        • SHA256 d29d6f6862ca9bf7bbd411ea508300e438c2fec326e4ff262d436477e73b6d9d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        resourcesSystem.exe

        • Path C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.0\fr\resourcesSystem.exe
        • Size 2.0MB
        • SHA256 14e07c065311048bb02d94c22ba943bf787cbf35d10c57a8949960688fff971d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXA67D.tmp

        • Path C:\Program Files (x86)\Windows Media Player\es-ES\RCXA67D.tmp
        • Size 2.0MB
        • SHA256 cb3852613ab64150720354d10495dac9b15fc6ae6526c2cfd1b34f4f18c166d0
        • MD5 SHA1 SHA512 SSDEEP TLSH