Analysis
- max time kernel
149s - max time network
116s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
20/04/2026, 12:30
Behavioral task
behavioral1
Sample
2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe
Resource
win10v2004-20260130-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe
Resource
win11-20260130-en
11 signatures
150 seconds
General
- Target 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe
- Size 88KB
- Sample260420-ppr6zaew2w
- SHA256 c0cfcc22bf27dec3b79923ef156a803c265784f1df3e4cbf6ed0d5a3f0280c5b
- MD5 38b559137d9cd2be7179f43da2773a03
- SHA1 2bf6e43e87a8b0684064280d8399cb71b41dcc1a
- SHA512 0812006f472cc9e8a71e6f7eb843ce661121229d579c8cdb071066d06c4c4756b3b1b12795d5269a363cce6241e4b6c71282ade1b6f71b1ed0bc9c2aa2a72d79
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vT:eshQvoLqNwDDhCeT
- TLSH T181933A5F75E584BDFD24527418AB17B0857BAA80127A57CB3FA0CD7D883B12B5738283
- 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 3304 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-04-20_38b559137d9cd2be7179f43da2773a03_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 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe - Program crash 1 IoCs
pid pid_target Process procid_target 3516 3304 WerFault.exe 79 - 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_38b559137d9cd2be7179f43da2773a03_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\" %*" 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1776689902" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1776689902" 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\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 rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 3304 rundll32.exe 3304 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2540 wrote to memory of 3304 2540 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 79
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-20_38b559137d9cd2be7179f43da2773a03_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:2540 -
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:3304 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3304 -s 13963⤵
- Program crash
PID:3516
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3304 -ip 33041⤵PID:4704
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 93KB
- SHA256 932e355e327d17197e0269a5f853cf4a06432ac60b20d9e8846563ff3ee3ecd3
- MD5 d0724319e901fc614eb9aecdef677e42
- SHA1 1d8fb37b0f2d0595cbe4364200df10e37225f325
- SHA512 14e462a592135e8735a1efff47207f0394972ac98300d82c4e0835b4107f498ef4fb2f032656fddfb2fcd668519cf4cb48c3ded7cfbc1b9542b331583258e0f3
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vT/:eshQvoLqNwDDhCeT/
- TLSH T104934A9F75E584FDFD24527414AB17B0817BEA84127A9BCB3F90CD39883B12A5738287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 89KB
- SHA256 c6a9b7b5c660026e8c54b1f040be51bc34004621e49f8ba978e54305f2cd8951
- MD5 9e290485ce908ff74fcf51b968c1aaa3
- SHA1 5b2e8509eb89ff7895419c9d4c7da81c275341f8
- SHA512 e330e79e3358dfbfbc4ba0d084e7d58e72bcdd241cb07402eb1318015866b03854e0d27f8a42e7bd4c64e3bf3ef1c6b4a1b42c69a89f8ee232f6b97183673177
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vT:eshQvoLqNwDDhCeT
- TLSH T16C933A9F75E584FDF924527414AB17B0857BAA80127AA7CB3F90CD7D883B12B5738283
- MD5 SHA1 SHA512 SSDEEP TLSH