Analysis

  • max time kernel
    146s
  • 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
    22/04/2026, 03:58

General

  • Target
    2026-04-22_ac7ecf2b19b28ea30b487315bfb76d30_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.3MB
  • Sample260422-ejkjtscv7x
  • SHA256 194596b85b501de1b3452547bbc301e2760f9339e6e3564b4eaa280d79940438
  • 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 3 IoCs
  • Drops file in Program Files directory 43 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\2026-04-22_ac7ecf2b19b28ea30b487315bfb76d30_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-22_ac7ecf2b19b28ea30b487315bfb76d30_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:992
  • C:\Users\Admin\AppData\Local\Temp\2026-04-22_ac7ecf2b19b28ea30b487315bfb76d30_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-22_ac7ecf2b19b28ea30b487315bfb76d30_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:400

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        VisualStudioVisualStudio9.0.30729.7079.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTA\AppInfoDocument\Microsoft.VisualStudio.Tools.Office.AppInfoDocument\VisualStudioVisualStudio9.0.30729.7079.exe
        • Size 1.3MB
        • SHA256 194596b85b501de1b3452547bbc301e2760f9339e6e3564b4eaa280d79940438
        • MD5 SHA1 SHA512 SSDEEP TLSH

        javaJavaTM8.0.3810.9.exe

        • Path C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_96484\javaJavaTM8.0.3810.9.exe
        • Size 1.3MB
        • SHA256 0c78dacb63d4eeb5a06e0c7110d116e715987a992b6188201758fdde06e53f69
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX5F92.tmp

        • Path C:\Program Files (x86)\Common Files\System\msadc\de-DE\RCX5F92.tmp
        • Size 1.3MB
        • SHA256 6f97b37f87d6034b1ff073fb44ae7605c033c4af00295db47d3402633db6d5ff
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX38FB.tmp

        • Path C:\Windows\Microsoft.NET\assembly\GAC_MSIL\System.ServiceModel.Routing.resources\v4.0_4.0.0.0_es_31bf3856ad364e35\RCX38FB.tmp
        • Size 1.3MB
        • SHA256 b267d252d7b8691146b682f2928f49875fe7ecbb4816c14f05a4edc6965b895e
        • MD5 SHA1 SHA512 SSDEEP TLSH