Analysis

  • max time kernel
    129s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/10/2026, 04:40

General

  • Target
    2026-10-22_91caf1f6de74f22e1b4b9c1f6a3287d6_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 940KB
  • Sample261024-fa28ysw19m
  • SHA256 78afba4d815c5d9a7795ae8c9547252534be5f3d279e72c8a5e7f1dab56484c9
  • 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 44 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\2026-10-22_91caf1f6de74f22e1b4b9c1f6a3287d6_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-22_91caf1f6de74f22e1b4b9c1f6a3287d6_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:4964
  • C:\Users\Admin\AppData\Local\Temp\2026-10-22_91caf1f6de74f22e1b4b9c1f6a3287d6_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-10-22_91caf1f6de74f22e1b4b9c1f6a3287d6_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:8

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX98A2.tmp

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\RCX98A2.tmp
        • Size 1.6MB
        • SHA256 78bd1add60e590a7cb2cbb93448cd43aaad57cb8e53d8503cd69e5ce53b1a3a9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AcrobatAdobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\assets\Sample Files\AcrobatAdobe.exe
        • Size 941KB
        • SHA256 7439a067671f1781ac8d86cb0512e456e6506b7647a016b3afb2de5afaae882a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OperatingMicrosoft.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\Filters\OperatingMicrosoft.exe
        • Size 940KB
        • SHA256 78afba4d815c5d9a7795ae8c9547252534be5f3d279e72c8a5e7f1dab56484c9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX6E56.tmp

        • Path C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\fr\RCX6E56.tmp
        • Size 941KB
        • SHA256 067ffa503bf6ad06750eda0621a53174dd8fa244afcd76842dfebff2cf419f87
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SistemaSpTip.exe

        • Path C:\Windows\IME\it-IT\SistemaSpTip.exe
        • Size 941KB
        • SHA256 f148670fa94c6a3415393a7c55426b721608a322514e3e318cf5c8b729ead133
        • MD5 SHA1 SHA512 SSDEEP TLSH