Overview

overview

6

Static

static

3

2026-06-04...ee.exe

windows10-2004-x64

6

2026-06-04...ee.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    143s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/06/2026, 04:32

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General

  • Target
    2026-06-04_993b6359e474c39abbc76020284e08a4_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 721KB
  • Sample260604-e53mjaaz9m
  • SHA256 8ae8b74645b2bc2fddf3a0d2010e06bcdcd3e1006a940674eb194846b1d5cc6b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoverypersistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Drops file in System32 directory 5 IoCs
  • Drops file in Program Files directory 26 IoCs
  • Drops file in Windows directory 64 IoCs
  • 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.

    discovery
  • 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\2026-06-04_993b6359e474c39abbc76020284e08a4_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-04_993b6359e474c39abbc76020284e08a4_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
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1392
  • C:\Users\Admin\AppData\Local\Temp\2026-06-04_993b6359e474c39abbc76020284e08a4_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-06-04_993b6359e474c39abbc76020284e08a4_elex_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:748

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX9BC1.tmp
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AIR\RCX9BC1.tmp
        • Size 722KB
        • SHA256 88e3b643899655aa0457e3a6f566a63a4f93dab1904749b943cbf5c3ba0cec6d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Microsoftresources.exe
        • Path C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.0\fr\Microsoftresources.exe
        • Size 721KB
        • SHA256 8ae8b74645b2bc2fddf3a0d2010e06bcdcd3e1006a940674eb194846b1d5cc6b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCXF4AA.tmp
        • Path C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.Activities.Build.resources\v4.0_4.0.0.0_es_31bf3856ad364e35\RCXF4AA.tmp
        • Size 722KB
        • SHA256 b941b6b857407fd52d525edd5e3a61e7f3ae0bc8cce309ceb30b71d710ddc17c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX6777.tmp
        • Path C:\Windows\assembly\GAC_MSIL\UIAutomationTypes.Resources\3.0.0.0_it_31bf3856ad364e35\RCX6777.tmp
        • Size 722KB
        • SHA256 4d7a9f008d3fadf15f044044384f0692490d2d1b35c83782bf6591941f527ddf
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download