Analysis
- max time kernel
149s - max time network
153s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
15/04/2026, 08:32
Behavioral task
behavioral1
Sample
2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe
Resource
win10v2004-20260130-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe
Resource
win11-20260130-en
11 signatures
150 seconds
General
- Target 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe
- Size 93KB
- Sample260415-kffpcshx6j
- SHA256 880989e5c568c3b26a93c06e3cfcce94a76f523b8f987b7d08739a626a7952b6
- MD5 1a753b8e7498b970a7f0bdd844d3747a
- SHA1 eaf76dd56720bad4021ba476fc90537096e54535
- SHA512 e3cbf584ec60d22ac579feabd606213e4de2875d0990741c3f7efa7548bc7aead93b9410dacb48a15971df21a3b6bf0423db36c09c526459f7e43298703671a5
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYDjaXKynF0vm:eshQvoLqNwDDhOem
- TLSH T18F934B9F74E584FDF92452B414AB17B0857BA984127A5BCB3FA0CD7D843B126573C283
- 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 236 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_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 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe - Program crash 1 IoCs
pid pid_target Process procid_target 4944 236 WerFault.exe 80 - 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 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Modifies registry class 19 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1776241946" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1776241946" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 236 rundll32.exe 236 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3880 wrote to memory of 236 3880 2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-15_1a753b8e7498b970a7f0bdd844d3747a_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:3880 -
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:236 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 236 -s 14283⤵
- Program crash
PID:4944
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 236 -ip 2361⤵PID:2300
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 84KB
- SHA256 7c79667f94a2f683910e6a248b6bcb231115dad595c56c568b2352040209cad7
- MD5 eba2edb630faf6069aa191b08b984c1a
- SHA1 079b651132414cd0427bf8bda6939d44e79a2e44
- SHA512 2ada747f1c57634d9415a64ccc6779e7d7139f3c231e97c1ed191f5938277655d2c413e310ca9d527a0f31e88d4a4b85a30bf30f57fdbffea4e2b42ab21fc177
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYDjaXKynF0vm:eshQvoLqNwDDhOem
- TLSH T1F5833A9F75D584BDFD24527414AB17B0857BE980127A9BCB3F90CD79843B12A5B3C283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 91KB
- SHA256 53ccb6cba7cb491f543e9423230748dc9682ff848d7910f331cb80c4a7522de0
- MD5 9a8f24878a3e4cb96b2136cad5310d26
- SHA1 f5444c19cfbb302209e5c1a9fa3c122918826e99
- SHA512 94485d3078ce918994ed08ea4143e81107e48c62db9c5c8dfcd39114edc6c7ec188bdd464bdc7cd7ab14253afec28c321e9d7c3dbf5e3832bf64aac2f0b39f25
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYDjaXKynF0vm:eshQvoLqNwDDhOem
- TLSH T19B933A9F75E584BDF92452B414AB17B0817BAA80127A5BCB3FD0CD79943B12A5B3C283
- MD5 SHA1 SHA512 SSDEEP TLSH