Analysis
- max time kernel
150s - max time network
124s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
26/08/2026, 16:34
Behavioral task
behavioral1
Sample
2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
11 signatures
150 seconds
General
- Target 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe
- Size 96KB
- Sample260826-t29c8ssemb
- SHA256 cf515686a0503f6b7514c3bc68d35ae923c6b24f88da65db7511bbb13a34ef8d
- MD5 976c51d4ae460892742e6c153805a94a
- SHA1 8efd4f56695d4be27682d672b966c7419869cb2e
- SHA512 535d31642582586a71d6d23f78d16444f6ca4113c00823c4e47afd184d305c71e094383d9aaddb0ff6e42aa568e407e3b11cf32650a1887fde270715a6e1f9b5
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYDO1kzaXKynF0vT:eshQvoLqNwDDhp+eT
- TLSH T1EDA34A9F74E484FDED2062B414AB17B08177AA8412BB6BC73B91CD79843B12B573C287
- 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 3840 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-25_976c51d4ae460892742e6c153805a94a_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 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe - Program crash 1 IoCs
pid pid_target Process procid_target 3964 3840 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 2026-08-25_976c51d4ae460892742e6c153805a94a_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\exefile\shell\open\command 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1787762064" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1787762064" 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 Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 3840 rundll32.exe 3840 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 936 wrote to memory of 3840 936 2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-25_976c51d4ae460892742e6c153805a94a_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-25_976c51d4ae460892742e6c153805a94a_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:936 -
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:3840 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3840 -s 5523⤵
- Program crash
PID:3964
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 3840 -ip 38401⤵PID:5492
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 88KB
- SHA256 4098d528a50a98e22aba48b4f5e6d3ab70b57b7864ca59994a54160134b66776
- MD5 23ac854d27ba3d5d57d04b197caf1a0e
- SHA1 eea2f9e098f07242c1f5ff63dd53f919ad7deaf4
- SHA512 566986da2aeb12ea60d71752d356292dcb15735419e2e877c0cb01826e35351fd556c0a5cb5a080ee3cd3555a1e64965de79ef6bb1f76f6bfc3dc96ab3fc6de6
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYDO1kzaXKynF0v+:eshQvoLqNwDDhp+e+
- TLSH T11693399F74D584FDE92462B414AB17B0817BAA84127A67CB3BE1CD79C43B12B573C283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\system\rundll32.exe
- Size 89KB
- SHA256 755048294c670dfbaf29d09c9aaf0b47c0bc72a2b68a1f2e7c65a04ee5751627
- MD5 0a6d01a71c79d6b64d11c4f3fdd5f296
- SHA1 379ba53e8e93a7f6a60fb127d032b93b939b583b
- SHA512 5539f6c1e23c0c19313d7e28ce91360a6d4f50c3f99e06c038cfbf4cb7668f86cab44ea88e80989aad7d3f94cb514b38a7b6a527fd37b03194c7eddfbb536713
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYDO1kzaXKynF0v0:eshQvoLqNwDDhp+e0
- TLSH T1CD934A9F74E584FDF91462B414AB17B0817BAA84127A67CB3FA0CD79843B12B573C287
- MD5 SHA1 SHA512 SSDEEP TLSH