Analysis
- max time kernel
149s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
31/10/2026, 15:57
Behavioral task
behavioral1
Sample
2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe
Resource
win10v2004-20260911-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260911-en
12 signatures
150 seconds
General
- Target 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe
- Size 84KB
- Sample261031-tefgmset4p
- SHA256 ec8e85a36008568503a7e2924de7ec84e1c843ff7cf3cd1b37d7c1f59a8eaebc
- MD5 1a55228e14cf554a72a69881c6d18193
- SHA1 f1c345f54b7ca0fa36fd3097ecc535dc710502a2
- SHA512 b09a02050d6c779c7a5aa0a34c64ce6cd0987d5eaf668d987467eacab99b3c2a9a67d49fd2b0b8b7fd122a9370e4950e29421342d75ad3e29147e88eb6d1196b
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0v:eshQvoLqNwDDhCe
- TLSH T188834A9F74E584FDF92462B414AB17B0857BAA84127A67CB3F90CD79843B12B573C283
- 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 2900 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-10-31_1a55228e14cf554a72a69881c6d18193_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 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe - Program crash 1 IoCs
pid pid_target Process procid_target 3844 2900 WerFault.exe 84 - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain rundll32.exe - 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 2026-10-31_1a55228e14cf554a72a69881c6d18193_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\txtfile\shell\open\command 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-10-31_1a55228e14cf554a72a69881c6d18193_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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1793462282" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1793462282" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 2900 rundll32.exe 2900 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2388 wrote to memory of 2900 2388 2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-31_1a55228e14cf554a72a69881c6d18193_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-31_1a55228e14cf554a72a69881c6d18193_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:2388 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2900 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2900 -s 14163⤵
- Program crash
PID:3844
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2900 -ip 29001⤵PID:3196
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 89KB
- SHA256 5809ad36d9b338be25381671ba7f9b811a673446bdb821c590b8d64569fc6c79
- MD5 d054fa2b45c47ac87a0d06a2bd244acb
- SHA1 21d5220fdedcb7ba6af030033139eb2aea668ea4
- SHA512 c4704f95cffb84ed4d4d72ae837322dec8d82982c31b15d0214fc7456a0472c2af56e209f4a7bcbf8ebd2e5c6543d5328a3685f0e307a68e87b50b62f432ea20
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0v:eshQvoLqNwDDhCe
- TLSH T18393499F74E584FDE92462B414AB17B0857BAA84127A67CB3F90CD79843B12B573C283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 91KB
- SHA256 4ac8fea60d290b36fe192187b1ed476356f1761e71cb96dd4122e84902496e04
- MD5 fd27c17f881f7d41f653db1ebfe425b9
- SHA1 686c953ee36908ce1ca42a1e556ef720b9aa90d8
- SHA512 b110f178b9582bfd9eab0c927b34fc63660826f31187433f3ee27e6c0406e135bfc84de8b7eef7998545d947c6648a0557953d5048fa1545c1c92c0ffd598f42
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0v:eshQvoLqNwDDhCe
- TLSH T13B934B9F74E584FCF91462B414AB17B0817BAA84127A67CB3F91CD79843B12B573C283
- MD5 SHA1 SHA512 SSDEEP TLSH