Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
21/08/2026, 15:01
Behavioral task
behavioral1
Sample
2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
11 signatures
150 seconds
General
- Target 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe
- Size 92KB
- Sample260821-sd558sgk4z
- SHA256 1295bf32eb0b309ddac82a3c338b16234a5bf14eff064442d91398efcde405a8
- MD5 ac286c2899229b5fe142501c2909f39d
- SHA1 ddc1b1ca221eda8ab9d66980e0b4cd100d64d47a
- SHA512 28771618a7ce8e6867ea23378245cf37c71e7aa2fefe33b42f0a92e3fedcec7bf0229796198595fba0f532ea69ba676fad50b990332cc0832c46cb0edd2a0355
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYDO1kzaXKynF0v:eshQvoLqNwDDhp+e
- TLSH T15D93498F74E584FDF91462B414AB17B0827BAA84127A67CB3F90CD79843B12B573C283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Extracted
Family
-
qqpass
C2
-
http://www.zigui.org/article.php?id=103822
Attributes
-
user_agent
Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3408 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe - Program crash 1 IoCs
pid pid_target Process procid_target 4916 3408 WerFault.exe 89 - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Modifies registry class 15 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1787324497" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1787324497" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 3408 rundll32.exe 3408 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4188 wrote to memory of 3408 4188 2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-21_ac286c2899229b5fe142501c2909f39d_elex_glassworm_wannacry.exe"1⤵
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4188 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:3408 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3408 -s 14003⤵
- Program crash
PID:4916
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3408 -ip 34081⤵PID:1808
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 86KB
- SHA256 c9e87a62e4695ff9afeef101cb374753e31e6ae8f9fff4dc8d5aaed3b5fda7a0
- MD5 99e1dd0339ed4c9607eb1d6f7f46b963
- SHA1 895c8914cc1fc67d495e8339678e329bc0ec22d8
- SHA512 8a9ecc15cf46236ec1ef8bb88fe43063478633022d79d42716487748456593b05e90ec2053348229cf9b0452ecea0d770c6bb4d74bd1396d593499b8bc9c3816
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYDO1kzaXKynF0v:eshQvoLqNwDDhp+e
- TLSH T1E683499F74E584FDF91462B414AB17B0817BAA84127A6BCB3F90CD79843B12B573C287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 84KB
- SHA256 8e4219cc0f2aabce9d959f733a594ab3d89b580b6d9e8cf1c2074eb691ead04a
- MD5 c65944f829854a7c13b79ad5ea88c3d0
- SHA1 eb7b4d9b6efef4a2b83a151dcbf0b0037a3fa1b5
- SHA512 9e496dce24f68ec0f162f4d399e4517758e0a23fddb6b0c875f9884b332b4303a82e93b7b95c5ad2a442a12e1a0239ca0c841bf3c335352708f28ce602f62335
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYDO1kzaXKynF0v:eshQvoLqNwDDhp+e
- TLSH T1E583399F74E584FDF91462B414AB17B0817BAA84127A67CB3FA1CD79843B12B573C283
- MD5 SHA1 SHA512 SSDEEP TLSH