Analysis

  • max time kernel
    145s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    29/06/2026, 04:25

General

  • Target
    2026-06-27_a2bc87ac90197f69a77140939822a5f8_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.4MB
  • Sample260629-e2clyacz9x
  • SHA256 fe51d5b82515684b873165fb20e12158171451cc31a6fc47ebd81d722c77c8e3
  • 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 49 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\2026-06-27_a2bc87ac90197f69a77140939822a5f8_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-27_a2bc87ac90197f69a77140939822a5f8_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:3608
  • C:\Users\Admin\AppData\Local\Temp\2026-06-27_a2bc87ac90197f69a77140939822a5f8_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-06-27_a2bc87ac90197f69a77140939822a5f8_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:1420

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AcrobatAdobe15.0.0.0.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\AcrobatAdobe15.0.0.0.exe
        • Size 1.4MB
        • SHA256 20319d5ebf4a70c51d0cf5bdd0ec06c1635a94e7da9cac7d69eba188f252c749
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXA9F.tmp

        • Path C:\Program Files (x86)\Common Files\System\ado\it-IT\RCXA9F.tmp
        • Size 1.4MB
        • SHA256 67a80e828c65e2c318ebcd4521ff2a36b99e4e4adb0c77c7bec67ed93440a40b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Installersetupexe.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\Installer\Installersetupexe.exe
        • Size 1.4MB
        • SHA256 fe51d5b82515684b873165fb20e12158171451cc31a6fc47ebd81d722c77c8e3
        • MD5 SHA1 SHA512 SSDEEP TLSH