Overview

overview

6

Static

static

3

2026-04-22...ee.exe

windows10-2004-x64

6

2026-04-22...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
    22/04/2026, 04:11

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General

  • Target
    2026-04-22_43352d2b4b3c1b3412fe78561145d3bf_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.5MB
  • Sample260422-esd4eacw81
  • SHA256 6dd5dcb1750a1aae42eba85215c29fda49ad2c42b50d1183ef922bdac4d69027
  • 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 48 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-22_43352d2b4b3c1b3412fe78561145d3bf_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-22_43352d2b4b3c1b3412fe78561145d3bf_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:4808
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4808 -s 1444
      2⤵
      • Program crash
      PID:6132
  • C:\Users\Admin\AppData\Local\Temp\2026-04-22_43352d2b4b3c1b3412fe78561145d3bf_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-22_43352d2b4b3c1b3412fe78561145d3bf_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:3292
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3292 -s 1400
      2⤵
      • Program crash
      PID:740
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4808 -ip 4808
    1⤵
      PID:3976
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 3292 -ip 3292
      1⤵
        PID:4572

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            AdobeAiod.exe
            • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\AdobeAiod.exe
            • Size 2.5MB
            • SHA256 d058db8bca7328175eb339b6288b6099452f1e3e045dccf6509fb45a942571ca
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            BrokerInternet.exe
            • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\BrokerInternet.exe
            • Size 2.5MB
            • SHA256 ae15f8b6be8449e667b5a7ac80f8da1f89e82838b0aa1d3aacb5a3e101412c6e
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            RCXFD0.tmp
            • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\RCXFD0.tmp
            • Size 2.5MB
            • SHA256 fcd8957477efd4919911cb44401ef3bc2d33b675c49244ab2af09769ff45db0c
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            TipResTipRes.exe
            • Path C:\Program Files (x86)\Common Files\Microsoft Shared\ink\es-ES\TipResTipRes.exe
            • Size 2.5MB
            • SHA256 6dd5dcb1750a1aae42eba85215c29fda49ad2c42b50d1183ef922bdac4d69027
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            RCX8AB.tmp
            • Path C:\Program Files (x86)\Common Files\System\ado\it-IT\RCX8AB.tmp
            • Size 2.5MB
            • SHA256 1aca4b25a32180cbec2f86879d524f72130bfd4ff71f30bc2313d32f10253c44
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/3292-172-0x0000000000C00000-0x0000000000CDF000-memory.dmp
            Download

            memory/4808-129-0x0000000000D50000-0x0000000000E2F000-memory.dmp
            Download