Overview

overview

6

Static

static

3

2026-05-22...ee.exe

windows10-2004-x64

6

2026-05-22...ee.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    149s
  • max time network
    99s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    22/05/2026, 03:54

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General

  • Target
    2026-05-22_68a3e45742d6032d33d2f4a47a4ac178_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.3MB
  • Sample260522-ef9pjsdy3q
  • SHA256 4ef37ddcc330f3d217e74b8cce87a0f49fd57641fc5033a29871d02a210629b3
  • 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 37 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 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-22_68a3e45742d6032d33d2f4a47a4ac178_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-22_68a3e45742d6032d33d2f4a47a4ac178_elex_glassworm_remcos_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:4616
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4616 -s 1764
      2⤵
      • Program crash
      PID:2824
  • C:\Users\Admin\AppData\Local\Temp\2026-05-22_68a3e45742d6032d33d2f4a47a4ac178_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-05-22_68a3e45742d6032d33d2f4a47a4ac178_elex_glassworm_remcos_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:580
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 580 -s 1424
      2⤵
      • Program crash
      PID:4988
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4616 -ip 4616
    1⤵
      PID:4656
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 580 -ip 580
      1⤵
        PID:4296

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            RCXF217.tmp
            • Path C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\RCXF217.tmp
            • Size 1.3MB
            • SHA256 afdd95cecb91599f81edcd2a1a950d43fc37df95042cd1ede87dc870e25b222a
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            RCXEAC3.tmp
            • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTA\Pipeline.v10.0\AddInViews\RCXEAC3.tmp
            • Size 1.3MB
            • SHA256 cc5820a665bb097cc02df3d99ed06272ab0957caf19806062a4926ff53ee2014
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            Systemsqlxmlx.exe
            • Path C:\Program Files (x86)\Common Files\System\Ole DB\ja-JP\Systemsqlxmlx.exe
            • Size 1.3MB
            • SHA256 4ef37ddcc330f3d217e74b8cce87a0f49fd57641fc5033a29871d02a210629b3
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download