Analysis

  • max time kernel
    69s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/04/2026, 10:20

General

  • Target
    2026-04-20_84eeb4c53a489f90641fd7df60a099b7_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.1MB
  • Sample260420-mdltpsbx7x
  • SHA256 3fb9913ee23283c4eb24cac87498bc27bd9ca67d5ea976ab2094d7602ccc35cf
  • 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 4 IoCs
  • Drops file in Program Files directory 24 IoCs
  • Drops file in Windows directory 45 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 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-20_84eeb4c53a489f90641fd7df60a099b7_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-20_84eeb4c53a489f90641fd7df60a099b7_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:4848
  • C:\Users\Admin\AppData\Local\Temp\2026-04-20_84eeb4c53a489f90641fd7df60a099b7_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-20_84eeb4c53a489f90641fd7df60a099b7_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:5380

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        InternetExplorer.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VGX\InternetExplorer.exe
        • Size 1.1MB
        • SHA256 3fb9913ee23283c4eb24cac87498bc27bd9ca67d5ea976ab2094d7602ccc35cf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX4284.tmp

        • Path C:\Program Files (x86)\Common Files\System\Ole DB\en-US\RCX4284.tmp
        • Size 1.1MB
        • SHA256 a2286bfd47ed5fef3de2afdda7c528a5d2d258fa394a282343eba085256a8efd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXA157.tmp

        • Path C:\Windows\IME\es-ES\RCXA157.tmp
        • Size 1.1MB
        • SHA256 edbb0204c7735e5e2c0a3182ebfac4dd0a7fda33e82f7e5cdaaa8e279982176a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4848-123-0x0000000000AD0000-0x0000000000B57000-memory.dmp

        memory/5380-124-0x00000000007A0000-0x0000000000827000-memory.dmp