Overview

overview

10

Static

static

5

2026-10-02...op.exe

windows10-2004-x64

10

2026-10-02...op.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    03/10/2026, 10:08

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General

  • Target
    2026-10-02_74c60a1509bedaaeb96c73958460615e_chir_elex_glassworm_stop.exe
  • Size 1.3MB
  • Sample261003-l58bcacf38
  • SHA256 cc0f21082d390c09e339f1efbbe9a18c4565e0d844c6ae6eb726bd6e831d8ba2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwaredefense_evasiondiscoveryexecutionpersistencespyware

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Disables RegEdit via registry modification 1 IoCs
    defense_evasion
  • Disables Task Manager via registry modification
    defense_evasion
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 8 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
    adwarespyware
  • Modifies registry class 19 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-02_74c60a1509bedaaeb96c73958460615e_chir_elex_glassworm_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-02_74c60a1509bedaaeb96c73958460615e_chir_elex_glassworm_stop.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Disables RegEdit via registry modification
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1020
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /C AT /delete /yes
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:624
      • C:\Windows\SysWOW64\at.exe
        AT /delete /yes
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3600
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /C AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\svchost .exe
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4400
      • C:\Windows\SysWOW64\at.exe
        AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Windows\system32\svchost .exe
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4148
  • C:\Windows\explorer.exe
    Explorer.exe regsvr.exe
    1⤵
      PID:936
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:1804

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          setup.ini
          • Path C:\Windows\SysWOW64\setup.ini
          • Size 96B
          • SHA256 69815d4932ddde240ce6b1353305d2fab58ca402e9c478452c8e37ce8a7b2ac9
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          regsvr.exe
          • Path C:\Windows\regsvr.exe
          • Size 1.3MB
          • SHA256 cc0f21082d390c09e339f1efbbe9a18c4565e0d844c6ae6eb726bd6e831d8ba2
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/1020-0-0x0000000000400000-0x0000000000570000-memory.dmp
          Download

          memory/1020-1-0x0000000000467000-0x0000000000468000-memory.dmp
          Download

          memory/1020-19-0x0000000000400000-0x0000000000570000-memory.dmp
          Download