Analysis
- max time kernel
150s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
22/10/2026, 15:06
Behavioral task
behavioral1
Sample
2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe
Resource
win10v2004-20260911-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260911-en
12 signatures
150 seconds
General
- Target 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe
- Size 90KB
- Sample261022-sg4ftads8s
- SHA256 fa0199e32899c7467f81263796b17d1a7e19eb0f66b1dd216ca527bfa2fc901b
- MD5 a177bc51249f878e4f3c72303fc9084c
- SHA1 9604352076a338cc730ce92384dd5eb554f979ee
- SHA512 b06d629491849581aa048309a08916f3b8d6df719466550cffe24f5282436a4ff00469a17ea3ca2796b866ceb3afce210f28d19ec1a1d71da18595815ee8d494
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYDO1kzaXKynF0vR:eshQvoLqNwDDhp+eR
- TLSH T13C934A9F74E584FDF91461B414AB17B081BBAA84127A6BCB3F94CD79843B12B573C283
- 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 1896 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe - Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe - Program crash 1 IoCs
pid pid_target Process procid_target 5408 1896 WerFault.exe 89 - 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.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain rundll32.exe - 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 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Modifies registry class 15 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-10-21_a177bc51249f878e4f3c72303fc9084c_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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1792681606" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1792681606" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 1896 rundll32.exe 1896 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5856 wrote to memory of 1896 5856 2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-21_a177bc51249f878e4f3c72303fc9084c_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-21_a177bc51249f878e4f3c72303fc9084c_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:5856 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1896 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1896 -s 5443⤵
- Program crash
PID:5408
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1896 -ip 18961⤵PID:1636
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 87KB
- SHA256 f05e560f450c3bb4fb58705ead9dc25b3435dd8810951a62d696ebe1671438e6
- MD5 79a31b1ee208102d3a8476883af7c10d
- SHA1 7848063bcfc6eabf044d91378709efca35874924
- SHA512 2621ed1ca9320c5f9a00497ce3fc07e57768dd259d7243fe36bcb0c379341f7871142db47b2987b7541e8a2c02b9b911d3b8195e021841c3a7d7461dee48653d
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYDO1kzaXKynF0v:eshQvoLqNwDDhp+e
- TLSH T120934A9F74E584FDF91462B414AB17B0817BAA84127A6BCB3F90CD79843B12B573C287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 84KB
- SHA256 a72a4e8af54a9af6da10fcd655f983fede910bc37705b92094c24657cb5f5842
- MD5 de69790704367a5f5be1e31d7f0ea2c0
- SHA1 789a538b7ae39136cf28dcadf7f0949e65eb318b
- SHA512 9bc59c50d57c7c417a48380f1d3114670daa744ac4f99bb45c87b7b93235308e6a1dcf2658690e02fb7610c6a2fa4e9c8e0cd66dc2f4c8f197787b7dd6e29797
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYDO1kzaXKynF0vZ:eshQvoLqNwDDhp+eZ
- TLSH T1C083399F74E584FDF91462B414AB17B0817BAA84127A67CB3FA1CD79843B12B573C283
- MD5 SHA1 SHA512 SSDEEP TLSH