Overview

overview

6

Static

static

3

2026-04-23...ee.exe

windows10-2004-x64

6

2026-04-23...ee.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    23/04/2026, 14:02

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General

  • Target
    2026-04-23_3e882e694677e3dde8d02c0eaefde1be_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.7MB
  • Sample260423-rcjeeafx8t
  • SHA256 111b1ddfc98f076b6c66c8d1bdb74a620c5fe44c7c0a30398dfa3728de7a2273
  • 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 29 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 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-23_3e882e694677e3dde8d02c0eaefde1be_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-23_3e882e694677e3dde8d02c0eaefde1be_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:5804
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5804 -s 1772
      2⤵
      • Program crash
      PID:2196
  • C:\Users\Admin\AppData\Local\Temp\2026-04-23_3e882e694677e3dde8d02c0eaefde1be_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-23_3e882e694677e3dde8d02c0eaefde1be_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:4744
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4744 -s 1388
      2⤵
      • Program crash
      PID:1904
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5804 -ip 5804
    1⤵
      PID:6136
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4744 -ip 4744
      1⤵
        PID:4760

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            AdobeAdobe.exe
            • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\AdobeAdobe.exe
            • Size 1.7MB
            • SHA256 111b1ddfc98f076b6c66c8d1bdb74a620c5fe44c7c0a30398dfa3728de7a2273
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            RCX3402.tmp
            • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTA\Pipeline.v10.0\AddInViews\RCX3402.tmp
            • Size 1.7MB
            • SHA256 32f76ee585232db316849dfff69ce9fbaa19572ddba9e91d034ea96b28239914
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            RCX2A98.tmp
            • Path C:\Program Files (x86)\Common Files\System\ado\en-US\RCX2A98.tmp
            • Size 1.7MB
            • SHA256 026b7bd5d585677c37ae94ad952b1c6899bc4844ac7abac887d0ecc364038fc7
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/4744-152-0x0000000000B30000-0x0000000000B7A000-memory.dmp
            Download

            memory/5804-151-0x0000000000C70000-0x0000000000CBA000-memory.dmp
            Download