Analysis
- max time kernel
149s - max time network
117s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
23/04/2026, 08:41
Behavioral task
behavioral1
Sample
2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe
Resource
win10v2004-20260130-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe
Resource
win11-20260130-en
11 signatures
150 seconds
General
- Target 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe
- Size 91KB
- Sample260423-kly3wsft2v
- SHA256 5b36b5a80bf78eb22c9350cc7e8de6e8f8545e1a58949e69b1c2fb28b33dd6af
- MD5 509459bcdfd1ebf6270bac71d51ed761
- SHA1 7ad3facb730cdb43691149b5853fb9aff03eeafc
- SHA512 cf68a6ca452cada8085d5a666485df0515348c4d04b671c4a53f42d6c9a2bc0357a13f12fec3f52ae63126d1907f5aa65369e2ea4274bdc2da82f90895ae651a
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vT:eshQvoLqNwDDhCeT
- TLSH T13D933A9F75E584FDF924627414A707B0817BA980127A6BCB3FD4CD79883B12B5B38287
- 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 1360 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_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 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe - Program crash 1 IoCs
pid pid_target Process procid_target 1988 1360 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 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Modifies registry class 19 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1776933724" 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 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.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\exefile\shell\open\command\ = "\"%1\" %*" 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1776933724" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 1360 rundll32.exe 1360 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 576 wrote to memory of 1360 576 2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-23_509459bcdfd1ebf6270bac71d51ed761_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-23_509459bcdfd1ebf6270bac71d51ed761_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:576 -
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:1360 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 13883⤵
- Program crash
PID:1988
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1360 -ip 13601⤵PID:3828
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 87KB
- SHA256 043c15eef33c8c57a9c9fb0c27e57577cb5d4d79b1996bffddba0cc9f10497c7
- MD5 dd58a74f8930629c1bb9d2aa71b4b8c2
- SHA1 fee866bf78f581730cc598b245ed71553093b13f
- SHA512 c86a5bcb58e272671c220297ca1932ecd806173101e2cfd352fd161bf35c409110e942e720f4ad543b5c64f83ddcce68b73666895150ca3eee25c0bd043c5bb8
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vTVjT:eshQvoLqNwDDhCeT
- TLSH T17C933A9F75E584BDF924527414AB17B0857BEA80127AA7CB3F90CD7D883B12B5738283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 87KB
- SHA256 b44c48ace72ebaf82ef2eca793baed7c6a3314e7107a0c8115b734a2b595a369
- MD5 b724f876f8a4eaefa6eaf88d28cc488e
- SHA1 1f43d57e668968c9775ec65af00c68b0ea4e1519
- SHA512 d38a2cc3dfc7f99469e622e70b9c72861af8fccb429643e7987f42b944e27832ad83b4f5c4c06b2cd3d1f010e37db125590c3df479c5dc133d3b490822dbfcb9
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vT:eshQvoLqNwDDhCeT
- TLSH T192933A9F75E584BDF924527418AB17B0857BAA80127A97CB3F90CD7D883B12B5738283
- MD5 SHA1 SHA512 SSDEEP TLSH