Analysis

  • max time kernel
    147s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260630-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 15:30

General

  • Target
    2026-07-01_3b19e73c073892efedce83860428d4b4_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.8MB
  • Sample260701-sxtxbaa16v
  • SHA256 3dc03c1e815093b559324ab45cb585e685273120eb7de64b6b124817c27bcc4f
  • 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 45 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.

  • 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\2026-07-01_3b19e73c073892efedce83860428d4b4_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-01_3b19e73c073892efedce83860428d4b4_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:2904
  • C:\Users\Admin\AppData\Local\Temp\2026-07-01_3b19e73c073892efedce83860428d4b4_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-01_3b19e73c073892efedce83860428d4b4_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:5484

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ANGLEDynamic.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\ANGLEDynamic.exe
        • Size 1.8MB
        • SHA256 9326e012212c73ac870cf492ce20ef45e846b0aab0a25fbe3e673780e5b1c5e6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OperatingWebInstaller.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\OperatingWebInstaller.exe
        • Size 9.2MB
        • SHA256 a48624e948cbb366f94af248b3285f9c6ecb410f08f30a16b5e6ed37f3c66702
        • MD5 SHA1 SHA512 SSDEEP TLSH

        EulaAcroBroker.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\EulaAcroBroker.exe
        • Size 1.8MB
        • SHA256 17ee6022c8cf06458a6481c9373a0f7e3cd4fbff7c4a465fea75d183af0b73cf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setupexeMicrosoft.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\Installer\setupexeMicrosoft.exe
        • Size 2.0MB
        • SHA256 75adb317a87aa995c14b2448bf6e41162eeda9bbaa2fb2bea639011caa15d1f5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PowerShellPackageManagement10.0.26100.1.exe

        • Path C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\en\PowerShellPackageManagement10.0.26100.1.exe
        • Size 1.8MB
        • SHA256 363ded322c5b4cbf631019456cf2598fe3e69b89d5ec7437bf1753daffd64a31
        • MD5 SHA1 SHA512 SSDEEP TLSH

        resourcesSystem.exe

        • Path C:\Windows\Microsoft.NET\Framework64\v2.0.50727\JA\resourcesSystem.exe
        • Size 1.9MB
        • SHA256 817dce91092e2e0a4c6cee614d7497621cbf5175facacad9fe9e5eb99d63513e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoftmicrosoft.exe

        • Path C:\Windows\Microsoft.NET\assembly\GAC_32\Microsoft.ConfigCI.Commands.Resources\v4.0_10.0.0.0_it_31bf3856ad364e35\Microsoftmicrosoft.exe
        • Size 1.8MB
        • SHA256 886ace91fe55ef4101c04ca06798f7560874cd1c43018f89241197e544a59db3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsWindows.exe

        • Path C:\Windows\WindowsWindows.exe
        • Size 576KB
        • SHA256 8aea7c8e1dde25ab9572b90256ffe0b8ff5c6aff4c9997324d346eedab7c84b6
        • MD5 SHA1 SHA512 SSDEEP TLSH