Overview

overview

6

Static

static

3

2026-04-24...ee.exe

windows10-2004-x64

6

2026-04-24...ee.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    149s
  • max time network
    98s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    24/04/2026, 04:36

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General

  • Target
    2026-04-24_9f9e73273ac7a78304f61c510e12d6ea_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.9MB
  • Sample260424-e8lhesez9w
  • SHA256 1992818f09fba29bfb14077437cc4a3deb8018681e2fce35a1d1e1f252a568ad
  • 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 35 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\2026-04-24_9f9e73273ac7a78304f61c510e12d6ea_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-24_9f9e73273ac7a78304f61c510e12d6ea_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:5912
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5912 -s 1548
      2⤵
      • Program crash
      PID:5316
  • C:\Users\Admin\AppData\Local\Temp\2026-04-24_9f9e73273ac7a78304f61c510e12d6ea_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-24_9f9e73273ac7a78304f61c510e12d6ea_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:3256
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3256 -s 1456
      2⤵
      • Program crash
      PID:2576
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5912 -ip 5912
    1⤵
      PID:4884
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3256 -ip 3256
      1⤵
        PID:660

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            RCX2EFD.tmp
            • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VGX\RCX2EFD.tmp
            • Size 2.9MB
            • SHA256 c57e550dd9a7cb91ffcdff0b68f4ac5fd91fd2c8109e4a60c48c860241bb515e
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            StudioVisualStudio.exe
            • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTA\Pipeline.v10.0\HostSideAdapters\StudioVisualStudio.exe
            • Size 2.9MB
            • SHA256 1eb990bbdd9da63efcc472d815eb36db4c88d4a1bd93389a42f20215febdb540
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            ietoedgestubietoedgebho64132.0.2957.140.exe
            • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\BHO\ietoedgestubietoedgebho64132.0.2957.140.exe
            • Size 2.9MB
            • SHA256 1992818f09fba29bfb14077437cc4a3deb8018681e2fce35a1d1e1f252a568ad
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/3256-171-0x0000000000C40000-0x0000000000D02000-memory.dmp
            Download

            memory/3256-220-0x0000000000C40000-0x0000000000D02000-memory.dmp
            Download

            memory/5912-130-0x0000000000DB0000-0x0000000000E72000-memory.dmp
            Download