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
    147s
  • 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, 04:14

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General

  • Target
    2026-04-24_858cc3f1f34fbe21e9807cfe3fe36e69_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.3MB
  • Sample260424-etvgsaew31
  • SHA256 fe31aad9bda06386b2ea72ed6845169f73853f89b6a46190337db6d027b36695
  • 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 30 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\2026-04-24_858cc3f1f34fbe21e9807cfe3fe36e69_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-24_858cc3f1f34fbe21e9807cfe3fe36e69_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:2400
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2400 -s 1524
      2⤵
      • Program crash
      PID:2396
  • C:\Users\Admin\AppData\Local\Temp\2026-04-24_858cc3f1f34fbe21e9807cfe3fe36e69_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-24_858cc3f1f34fbe21e9807cfe3fe36e69_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:5540
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5540 -s 1060
      2⤵
      • Program crash
      PID:2456
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2400 -ip 2400
    1⤵
      PID:2496
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 400 -p 5540 -ip 5540
      1⤵
        PID:3116

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            RCX392E.tmp
            • Path C:\Program Files (x86)\Internet Explorer\ja-JP\RCX392E.tmp
            • Size 1.3MB
            • SHA256 5c7a73071a543a7e69b22970675586db21f5149400bbd92b588eb3d6dc36a306
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            EmbeddedMicrosoft132.0.2957.140.exe
            • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\EBWebView\x86\EmbeddedMicrosoft132.0.2957.140.exe
            • Size 1.3MB
            • SHA256 fe31aad9bda06386b2ea72ed6845169f73853f89b6a46190337db6d027b36695
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download