Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/04/2026, 04:12

General

  • Target
    2026-04-24_84680cfad1ac7b114dad8e7ff05dd924_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.3MB
  • Sample260424-esslssev9w
  • SHA256 fd3651b0595f205630753f7ab87f0397aecfb5807ed484bb698699260729247b
  • 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 7 IoCs
  • Drops file in Program Files directory 37 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\2026-04-24_84680cfad1ac7b114dad8e7ff05dd924_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-24_84680cfad1ac7b114dad8e7ff05dd924_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:3456
  • C:\Users\Admin\AppData\Local\Temp\2026-04-24_84680cfad1ac7b114dad8e7ff05dd924_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-24_84680cfad1ac7b114dad8e7ff05dd924_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:2360

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AdobeCreate.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\AdobeCreate.exe
        • Size 1.4MB
        • SHA256 19798f3113227387afa62f7f62fc568a36ce12008458c186cf15a98e5610af19
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Linkprcr.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins3d\Linkprcr.exe
        • Size 1.3MB
        • SHA256 ea6fb913a3d93166f2e637cc3a91e6da2a9ff19586bd81d9a8295395da5c374f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCXFC34.tmp

        • Path C:\Program Files (x86)\Windows Defender\uk-UA\RCXFC34.tmp
        • Size 1.3MB
        • SHA256 cf79d14cd3f32913590b7ed29df93bdd4d25333d48fd695554ed96f1f8cc7524
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Systemsqmapi10.0.19041.1.160101.0800.exe

        • Path C:\Program Files (x86)\Windows Multimedia Platform\Systemsqmapi10.0.19041.1.160101.0800.exe
        • Size 1.3MB
        • SHA256 fd3651b0595f205630753f7ab87f0397aecfb5807ed484bb698699260729247b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        InstallUtilFramework.exe

        • Path C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtilFramework.exe
        • Size 1.1MB
        • SHA256 75d7437713f393d7d54e671200e48195cfec6d475b010c2aaa3678ad3a374dd1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2360-169-0x0000000000AE0000-0x0000000000B5E000-memory.dmp

        memory/3456-168-0x0000000002940000-0x00000000029BE000-memory.dmp