Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
15/04/2026, 09:24
Behavioral task
behavioral1
Sample
2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe
Resource
win10v2004-20260130-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe
Resource
win11-20260130-en
11 signatures
150 seconds
General
- Target 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe
- Size 92KB
- Sample260415-lc8fmsax4n
- SHA256 b1968c683aab392f451aaf4406a84773ac36dad41d585a55f5d76be13af90cde
- MD5 7bbcf577da57b065db8572ed7dfb4206
- SHA1 39e0d23ccd728949aa6564a49f1aa6cb8f7f01d7
- SHA512 973aba7dfbb4af182674bf3abd3bd339999e975b101d03a35c9beee683742ca27381a039b3f0eafbc9b75ffb78cdff4cc48cb91473759ea22bf4c8b602de420e
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0v:eshQvoLqNwDDhCe
- TLSH T15093399F74E584FCE91462B414AB17B0817BAA84127A6BCB3F95CD79843B12B573C283
- 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 3252 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_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_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 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_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_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe - Program crash 1 IoCs
pid pid_target Process procid_target 4780 3252 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 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_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 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1776245067" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1776245067" 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.exe %1" 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_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 rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_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\exefile\shell\open\command\ = "\"%1\" %*" 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 3252 rundll32.exe 3252 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3740 wrote to memory of 3252 3740 2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-15_7bbcf577da57b065db8572ed7dfb4206_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:3740 -
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:3252 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3252 -s 5963⤵
- Program crash
PID:4780
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3252 -ip 32521⤵PID:4192
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 98KB
- SHA256 e321dbb9a32ef226026e56cd763b280cc772e79daaa28d201aea49b6ee0db312
- MD5 db66b821b0d388fc09b17d52c6809389
- SHA1 4e9bdc01502b677dd7f5ba9d086318cc3c0fd3e8
- SHA512 ac400998c61e34a7e4a7eb8e1dc4c2700a3c362786e6317a03ed76dca7a3535e81736f1981a39c1b87051f6beb6408812c7f978644929daf51864bcc25c1e5d6
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0v:eshQvoLqNwDDhCe
- TLSH T109A35B9FB4D584BEF914567814AB17B0857B9A80137AAACB3F91CD39843B13B073C287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 88KB
- SHA256 f0527f9f75cba8a03a33cf4988be0defcff4e8d848af7b7254f356c5b8c8c0c5
- MD5 88fb8cac8e9ab23755202d61cc711646
- SHA1 6d6dceafcc104939bfd6d4a8a8a00cf6041da30c
- SHA512 97f55a7855e715ccd90e5214b030044e45bc7c2c8c1ae7547162ade913ace1029336432bac5bd4bf484d17566f906475ff8f42db58c4bfdab6fcdcac8de39018
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0voN:eshQvoLqNwDDhCe
- TLSH T11F93399F74E584FDE92462B414AB17B0857BAA80127A67CB3F91CD79843B12B573C283
- MD5 SHA1 SHA512 SSDEEP TLSH