Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
20/04/2026, 15:57
Behavioral task
behavioral1
Sample
2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe
Resource
win10v2004-20260130-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe
Resource
win11-20260130-en
11 signatures
150 seconds
General
- Target 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe
- Size 98KB
- Sample260420-tedytabx4y
- SHA256 e3fb7f7640731db0f9b0dc49c5d418030412b6dc1b344a08859481f58a9a6fa2
- MD5 98bd8df3b33d129759340e1f4884d18e
- SHA1 266bc2ac826ce87e8c6ce543d605947bb2c0aa9e
- SHA512 74886c1527457871d4acc3ae1f9ce259c6e97938b6f7c5ca0820db03851157c6218b088749f51c7bbbf71f0e72b3fd8620a82abaa87f50a92b14f87db1a48d27
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vT:eshQvoLqNwDDhCeT
- TLSH T1CAA34A5F71D584FDF81452B408AB0772817BAA85127A9BCB3F94CE7A843B13B5738287
- 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 4476 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\" %*" 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-04-20_98bd8df3b33d129759340e1f4884d18e_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 Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\system\rundll32.exe 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe File opened for modification C:\Windows\system\rundll32.exe 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe - Program crash 1 IoCs
pid pid_target Process procid_target 956 4476 WerFault.exe 84 - 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 2026-04-20_98bd8df3b33d129759340e1f4884d18e_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 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1776701385" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1776701385" 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 - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 4476 rundll32.exe 4476 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2560 wrote to memory of 4476 2560 2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-20_98bd8df3b33d129759340e1f4884d18e_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:2560 -
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:4476 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4476 -s 15523⤵
- Program crash
PID:956
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4476 -ip 44761⤵PID:5876
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 94KB
- SHA256 4e2728f56f0209a8bbbe56962f3b7cfa1a90f5b10fa490c3b947194c25351d6c
- MD5 f1f27b1cf3f78d9b3ac32e4f18716195
- SHA1 2c277c722b0109a76a61354e0ef38f5226a8720c
- SHA512 008e02ab40aea6a6f1e6cef5f7dea491bb03be306f5f629a6675ee61b865111c8d95a732b6d4979aa1cecb49da9134f6f02a490f28471b66d8fcb73357f584d4
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vTklUflRn:eshQvoLqNwDDhCeT
- TLSH T119935A5F75E594FDF82462B404AB07B0857BE984067A5BCB3B90CD7DC83B12A5B38287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 92KB
- SHA256 3e0067c9c828712bf86f5843a5b1623d905f7aabf9f7a61f6eb8d04ee8249ddc
- MD5 659d3042a8b52029b4ff806ea57c2e6b
- SHA1 f79e843b277816a7d4aa9348cff4720fc527c399
- SHA512 d3b68aa876ce9c34e869079b2254d0e7ba03cc448f866f29fb5accad771c95fcd4196db984620e68cb84b675849d0236dbc9e311192bf7ce95aed90a7f304c3b
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vT:eshQvoLqNwDDhCeT
- TLSH T181933A5F75E584BDF92452B414AB17B0857BAA80127A9BCB3F90CD7D883B13B5738283
- MD5 SHA1 SHA512 SSDEEP TLSH