Overview

overview

6

Static

static

3

2026-04-19...ee.exe

windows10-2004-x64

6

2026-04-19...ee.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    149s
  • max time network
    117s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    19/04/2026, 16:49

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General

  • Target
    2026-04-19_3449b9358c0d3c3c0f9596272140ed0a_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 5.7MB
  • Sample260419-vb61vsct8v
  • SHA256 70c0659c4b4b938045a9e559b169a825f6aaa1667c9f7b95ac7f3c8313ecc669
  • 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 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-19_3449b9358c0d3c3c0f9596272140ed0a_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-19_3449b9358c0d3c3c0f9596272140ed0a_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:3408
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3408 -s 1668
      2⤵
      • Program crash
      PID:3868
  • C:\Users\Admin\AppData\Local\Temp\2026-04-19_3449b9358c0d3c3c0f9596272140ed0a_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-19_3449b9358c0d3c3c0f9596272140ed0a_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:3948
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3948 -s 1412
      2⤵
      • Program crash
      PID:3148
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3408 -ip 3408
    1⤵
      PID:1408
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3948 -ip 3948
      1⤵
        PID:1352

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            RCX174F.tmp
            • Path C:\Program Files (x86)\Common Files\System\msadc\fr-FR\RCX174F.tmp
            • Size 5.7MB
            • SHA256 77489bfd5f73829f715db27619f12883994633f4d9deaad7318bc3d2bd96d989
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            ModuleWidevine4.10.2891.0.exe
            • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\WidevineCdm\_platform_specific\win_x64\ModuleWidevine4.10.2891.0.exe
            • Size 5.7MB
            • SHA256 70c0659c4b4b938045a9e559b169a825f6aaa1667c9f7b95ac7f3c8313ecc669
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download