Analysis

  • max time kernel
    127s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    11/08/2026, 20:04

General

  • Target
    2026-08-11_f1aa4aa64f183ac71cbd5562214ec02a_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.6MB
  • Sample260811-yte7msgd92
  • SHA256 862c88f4a4c92167c0204f9bb4de53085c9317ca666c46bb7e0cecc61fb9e5ea
  • 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 23 IoCs
  • Drops file in Windows directory 36 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.

  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-11_f1aa4aa64f183ac71cbd5562214ec02a_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-11_f1aa4aa64f183ac71cbd5562214ec02a_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:1664
  • C:\Users\Admin\AppData\Local\Temp\2026-08-11_f1aa4aa64f183ac71cbd5562214ec02a_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-11_f1aa4aa64f183ac71cbd5562214ec02a_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:4964

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        NPPDF32Acrobat.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AIR\NPPDF32Acrobat.exe
        • Size 1.6MB
        • SHA256 862c88f4a4c92167c0204f9bb4de53085c9317ca666c46bb7e0cecc61fb9e5ea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AcrobatAdobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\AcrobatAdobe.exe
        • Size 1.6MB
        • SHA256 d83f675043dca7c99d36d5f9c1813bc8c081606187bafc9a2fbe0e605971f834
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXBB3F.tmp

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTA\Pipeline.v10.0\AddInSideAdapters\RCXBB3F.tmp
        • Size 1.6MB
        • SHA256 7809689cfc607223b2417bf93ea93dc93edb7b46a5b4b2abe0c830a7e02cedfd
        • MD5 SHA1 SHA512 SSDEEP TLSH