Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    05/05/2026, 03:44

General

  • Target
    2026-05-05_815a7c11c48aa6627c5e8666b357f8c1_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.6MB
  • Sample260505-eammtsfy9s
  • SHA256 33b163f9945b15fd551ab0e06fabe7849e0389c39f263a21586c7d16b33e7ef1
  • 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 31 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\2026-05-05_815a7c11c48aa6627c5e8666b357f8c1_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-05_815a7c11c48aa6627c5e8666b357f8c1_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:1680
  • C:\Users\Admin\AppData\Local\Temp\2026-05-05_815a7c11c48aa6627c5e8666b357f8c1_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-05-05_815a7c11c48aa6627c5e8666b357f8c1_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:2744

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX633C.tmp

        • Path C:\Program Files (x86)\Common Files\System\ja-JP\RCX633C.tmp
        • Size 1.6MB
        • SHA256 6f8f87c373dd313271a9bb1c3e641b079737ca71ef7af3e298a7cc198d9ff4d8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX6458.tmp

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\EBWebView\x64\RCX6458.tmp
        • Size 1.6MB
        • SHA256 5ca4d3bc91af298c3813192677ab50f184dbf8cfa06332eae5798d7aaac99dc4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WebViewEdge.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\EBWebView\x64\WebViewEdge.exe
        • Size 1.6MB
        • SHA256 33b163f9945b15fd551ab0e06fabe7849e0389c39f263a21586c7d16b33e7ef1
        • MD5 SHA1 SHA512 SSDEEP TLSH