Analysis
- max time kernel
150s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/10/2026, 01:06
Behavioral task
behavioral1
Sample
2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe
Resource
win10v2004-20260911-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260911-en
12 signatures
150 seconds
General
- Target 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe
- Size 91KB
- Sample261007-bgjb7sy13p
- SHA256 6797a6503a740991247eb7392c1fa05f628a8c34ba10f0e8603aebc0ddb68439
- MD5 4b35d35500230a33fba9e7c0512b8552
- SHA1 74af54116171f69b0eab9d3f4e4349216c6a2146
- SHA512 71518d3dd23c6389c2ee40d8d10ffde3ba1942776ae59407826a9dc64bf5fafc91cbcb080440dc3e977082023bde74ce2a62c2aeef9e009b536c89c1f05d0e83
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vTLu4GRjl9hC0Lch:eshQvoLqNwDDhCeTLu4GRjl9hC0Lch
- TLSH T1F2934A9FB5E584FDF91462B414AB17B0817BE980027AABCB3F91CD7D843B1265738287
- 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 2320 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-10-05_4b35d35500230a33fba9e7c0512b8552_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 opened for modification C:\Windows\SysWOW64\¢«.exe 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\system\rundll32.exe 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe File opened for modification C:\Windows\system\rundll32.exe 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe - Program crash 1 IoCs
pid pid_target Process procid_target 5156 2320 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 2026-10-05_4b35d35500230a33fba9e7c0512b8552_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 (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" 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 rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1791335214" 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 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1791335214" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 2320 rundll32.exe 2320 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4536 wrote to memory of 2320 4536 2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-05_4b35d35500230a33fba9e7c0512b8552_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-05_4b35d35500230a33fba9e7c0512b8552_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:4536 -
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:2320 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 15643⤵
- Program crash
PID:5156
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2320 -ip 23201⤵PID:2988
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 99KB
- SHA256 8da71779a43e73199199b2f1ec23eb6452b1dcefa63a2a95f695067eacf3ac4f
- MD5 889bde1a45fde482d885e8e274e69591
- SHA1 06487e2fd0cbca3ac89cacb0f0d9533c3f0ded66
- SHA512 dc15155f25e78ec7de334181adefa233422d045960da2e2d974f14f8d2bb7742db80cfb958cb0a6ade7354065d90a18ab8cd0ac7fdd57aff5882f82b9386a416
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vT:eshQvoLqNwDDhCeT
- TLSH T179A34B9FB4E488BDFD1462B8147B177081B7AA841276A7CB3F94CD7D883B1275728283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 94KB
- SHA256 8a276442e10c38b61a0770499376ad0eabf113878404cb85d6b1c667a26ce08c
- MD5 e7589c36a4a0d981384cb00926e9bcb6
- SHA1 f439ff7f083b3641d8588cd6b1d74b52609642b7
- SHA512 089dc89c37389ac0c7a3fb13aae390c5e47be49903400adfaad60886382590b53b01a3465d27cdbe7c9b0e3370e448d8fe179360689b63794b105893f0d1a574
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vT:eshQvoLqNwDDhCeT
- TLSH T1ED934A5F75E584FDF92452B414A717B0867BAA90427A9BCB3F90CD79843B13B1B38283
- MD5 SHA1 SHA512 SSDEEP TLSH