Overview

overview

6

Static

static

3

2026-04-22...ee.exe

windows10-2004-x64

6

2026-04-22...ee.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    145s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/04/2026, 16:20

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General

  • Target
    2026-04-22_63d52beeb265026064c368399b177905_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1006KB
  • Sample260422-ts35vsfv5v
  • SHA256 b0c163950c1d77bb213c4567a144e006683226f93b9ecbc81dace59b62097be1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoverypersistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 20 IoCs
  • Drops file in Windows directory 54 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • 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\2026-04-22_63d52beeb265026064c368399b177905_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-22_63d52beeb265026064c368399b177905_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:996
  • C:\Users\Admin\AppData\Local\Temp\2026-04-22_63d52beeb265026064c368399b177905_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-22_63d52beeb265026064c368399b177905_elex_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4920

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        libcefwidevinecdmadapterdll.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libcefwidevinecdmadapterdll.exe
        • Size 8.4MB
        • SHA256 0638106f0bd6ad8c0cd3d2e01fe92b3618ed30d773c83a10f124b644c962a483
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        libcefwidevinecdmadapterdll.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libcefwidevinecdmadapterdll.exe
        • Size 1006KB
        • SHA256 b0c163950c1d77bb213c4567a144e006683226f93b9ecbc81dace59b62097be1
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX5959.tmp
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\assets\Sample Files\RCX5959.tmp
        • Size 1007KB
        • SHA256 6eee21c6e96f42dc1dced548f71a75ad4b410558cf2653d4829f03c0ea649ad1
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCXAB78.tmp
        • Path C:\Windows\Microsoft.NET\Framework\v4.0.30319\WPF\ja-JP\RCXAB78.tmp
        • Size 1007KB
        • SHA256 c64f88e4b3f18ff9002b4bed6f36d477e4ea074044902e3a09cb44a93ded4536
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download