Analysis

  • max time kernel
    145s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260630-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/07/2026, 03:58

General

  • Target
    2026-07-05_08d6d16231da03e5e02cae0339e09b91_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.1MB
  • Sample260705-ejptjshv3s
  • SHA256 fc6a83bbcd94e41b2224c0c3255a3a69adeed30074c2d147600206c6f3e604ed
  • 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 38 IoCs
  • Drops file in Windows directory 57 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\2026-07-05_08d6d16231da03e5e02cae0339e09b91_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-05_08d6d16231da03e5e02cae0339e09b91_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:2788
  • C:\Users\Admin\AppData\Local\Temp\2026-07-05_08d6d16231da03e5e02cae0339e09b91_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-05_08d6d16231da03e5e02cae0339e09b91_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:2320

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AcroCEFContent.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\AcroCEFContent.exe
        • Size 8.6MB
        • SHA256 741fcd821a433a0094d1455dffe3c930760bf9266f5a8fc4c60720458c656f40
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WCChromeNativeMessagingHostAdobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHostAdobe.exe
        • Size 1.2MB
        • SHA256 fe8653dfdce0ee9a465da7e0d66db7912aaf32b831c49e68f55a32e01f3777a7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ccmebaseViewer.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ccmebaseViewer.exe
        • Size 1.1MB
        • SHA256 79b89e1cb7c5f87c716836c5421f1cb3990713e108e90eab13b7d4fcbd730a06
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ToolsHostAdapter.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTA\Pipeline.v10.0\HostSideAdapters\ToolsHostAdapter.exe
        • Size 1.1MB
        • SHA256 d3913d81a1d04f382a0bf3be2651c527f06bb2c87c6aacd123cfa96264098895
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msdaerSystem.exe

        • Path C:\Program Files (x86)\Common Files\System\Ole DB\msdaerSystem.exe
        • Size 1.1MB
        • SHA256 fc6a83bbcd94e41b2224c0c3255a3a69adeed30074c2d147600206c6f3e604ed
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX8F4C.tmp

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\BHO\RCX8F4C.tmp
        • Size 1.1MB
        • SHA256 7921901a824ea964e6e2e1ac2c6b3d6f16ffedb27fd396f2ed9ea6c1b87ad512
        • MD5 SHA1 SHA512 SSDEEP TLSH