Analysis
- max time kernel
149s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 00:40
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe
- Size 92KB
- Sample260820-az9rfacn2x
- SHA256 4e0de23c3f41b08f5267cab77c5d3546a72b9656d1758d0f2f1601bf539b01f1
- MD5 0da27d76b4f2b40bffc137063fc8a2ea
- SHA1 a180504d5cfd54cc4978e1bca128e4577e3b6984
- SHA512 2fdde5ad914fd0ae83ff6c9e1dd305339866dee98a68f362a78b0210575b67159e2a6b9f977d4b431ea1911c5f31fbafdd1320f4333d03df7db7d83be0e5edd9
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcY5:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL8
- TLSH T1DF934AAF769598F9F4141EB0146A1BB287276560073F8BCF3B80DE295B3E1675E34283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4884 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_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 Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.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 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_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 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.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" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1787186418" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1787186418" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_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 - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4884 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 4884 rundll32.exe 4884 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 120 wrote to memory of 4884 120 2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_0da27d76b4f2b40bffc137063fc8a2ea_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:120 -
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 behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4884
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 88KB
- SHA256 5d90501f1c1899bff568ae4523fc6992d64e5657193ac57b74ed1cabe440aefd
- MD5 cc5aeb417baf6e4628ee51f1365a2561
- SHA1 7ecf5a5bfc4750236e221e121822ca095e9d7966
- SHA512 6c1686296314d60890c33c42775348ecb7980b9c629095dad6012032f7a5acc2d8c712284dd720c40977a3ccc2c279f5dea8c96ea1deae03bdc92c77666e4548
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLJJfV6u:zGoSK8eQcLJJfV6u
- TLSH T1FC933B9F75D698FDF4101EB0146A17B1872BA960033A5BCF3B90CE29593F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 94KB
- SHA256 90ae9984e338c1a27b99249331f970244b843ba2215a1edf13c3751098749522
- MD5 e6b1e0bcd24e875ea9e49b76c3d7d760
- SHA1 3b7b192b4e46024a0ab2ecf45ef6dcd99981c7c7
- SHA512 b55428206c0d1f65661f1807aac53c4fc842633e81831f89a7e5a34b373a37c9af6a706fbd9e5118a27cd48a954084bb8e3be0d1ab0fa75c44a22c910ab5b855
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLLEpKCI0HrzPE30:zGoSK8eQcLLEpKCI0HrzPE30
- TLSH T186933AAF76999CB8F4141EB0106A2BF187676560073B8BCB3780DE255F3E46B5E38247
- MD5 SHA1 SHA512 SSDEEP TLSH