Overview

overview

6

Static

static

3

2026-06-03...ee.exe

windows10-2004-x64

6

2026-06-03...ee.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    149s
  • max time network
    102s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    03/06/2026, 01:03

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General

  • Target
    2026-06-03_14fed45ab49342d3e6fc1f60fcf4945f_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.1MB
  • Sample260603-berwkahs2j
  • SHA256 29a80b9b6740730b57c652baae31983f5166814bcead2bec4c1d9692d70e12ae
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoverypersistence

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 4 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 2 IoCs
  • Drops file in Program Files directory 38 IoCs
  • Program crash 2 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.

    discovery
  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 52 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-03_14fed45ab49342d3e6fc1f60fcf4945f_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-03_14fed45ab49342d3e6fc1f60fcf4945f_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
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:3416
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 1856
      2⤵
      • Program crash
      PID:2436
  • C:\Users\Admin\AppData\Local\Temp\2026-06-03_14fed45ab49342d3e6fc1f60fcf4945f_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-06-03_14fed45ab49342d3e6fc1f60fcf4945f_elex_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4652
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4652 -s 1396
      2⤵
      • Program crash
      PID:856
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3416 -ip 3416
    1⤵
      PID:2320
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4652 -ip 4652
      1⤵
        PID:3252

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            RCX7BF3.tmp
            • Path C:\Program Files (x86)\Common Files\System\msadc\ja-JP\RCX7BF3.tmp
            • Size 1.1MB
            • SHA256 b23169860dfcc66ed066ef3dc64a0210b8b0ac8d078ca1c4b60a428d002b5842
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            iexploreExplorer.exe
            • Path C:\Program Files (x86)\Internet Explorer\es-ES\iexploreExplorer.exe
            • Size 1.1MB
            • SHA256 29a80b9b6740730b57c652baae31983f5166814bcead2bec4c1d9692d70e12ae
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download