Analysis
- max time kernel
149s - max time network
151s - 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, 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 1760 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 4072 1760 WerFault.exe 83 - 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 15 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\MSipv 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 Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1776689915" 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 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1776689915" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.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 Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 1760 rundll32.exe 1760 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2844 wrote to memory of 1760 2844 2026-04-20_38b559137d9cd2be7179f43da2773a03_elex_glassworm_wannacry.exe 83
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:2844 -
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:1760 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1760 -s 15603⤵
- Program crash
PID:4072
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1760 -ip 17601⤵PID:4628
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 87KB
- SHA256 0b751c6e622bfb1054968ae0877bb4239aff925eff0003d4f9bc248c406e5667
- MD5 082e75d98d8de7422c5f53a31d87f3c6
- SHA1 bf5418d2460c8a8ab3ce597c6efe3f6e3cb49a84
- SHA512 5ba5b4bedefb8db9f9307fe1586b712c5eea52d07acde8dbb62415e7e3f079708c633c9942d19bf06edb5ec6fa18df6c5e137d46093efa9e18b3c42a48ce9628
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vT:eshQvoLqNwDDhCeT
- TLSH T14F933A5F75E584FDF924527414AB17B0857BEA80127A9BCB3B90CD7D883B12B5738283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 95KB
- SHA256 945b11f98a4488c8fdb5487786808196c4ca1b1ae8994ababa298bc8907567f0
- MD5 d6c500f0da1fb58d5aa05576f0f21438
- SHA1 934fd29a9ea427c8eba449d2e124c5c195fa93b5
- SHA512 da3a364579b166eb575f936d0675391e9378c169b7cecaa769d14e98835fab10ec4c442b289122034b87b3d305ee8dd47b835cbb03a40620e53aca035c3f6aec
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vTdfsX99nh:eshQvoLqNwDDhCeTA
- TLSH T118A34A5F75E584FDF92462B414A717B0857BE980127A9BCB3FA0CD79883B12B5738283
- MD5 SHA1 SHA512 SSDEEP TLSH