Analysis
- max time kernel
149s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 04:19
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe
- Size 94KB
- Sample260802-exs35avbkh
- SHA256 236b99d8a378b7761a7b63c87392d7739ab589a42ddbd391768439c6133c9bc4
- MD5 2a1b637f41957040620f7a38a360a817
- SHA1 23109685b31f14289d450774c72018844b4a3e03
- SHA512 2e68d472fb328e435b6f4c32076d3a2877ec8740c71b3e5acccedbef939a869f425b8ca93f61a3b32f04e0de11134de2ceae3e3cdfc779a345001db98d20b102
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL/KYfao:zGoSK8eQcL5fao
- TLSH T1F6933AAF769A9CF8F4101EB4147A67B187675860033A4BCB3B80DE195F3E4675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4304 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\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe - Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\¢«.exe 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-01_2a1b637f41957040620f7a38a360a817_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 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Modifies registry class 15 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1785644378" 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 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1785644378" 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 Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-01_2a1b637f41957040620f7a38a360a817_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 Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4304 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 4304 rundll32.exe 4304 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 592 wrote to memory of 4304 592 2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-01_2a1b637f41957040620f7a38a360a817_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-01_2a1b637f41957040620f7a38a360a817_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:592 -
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:4304
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 94KB
- SHA256 427f75b835aa7cb444ab6df0f31ca767a289ac22cb4b48d0a1f63874d1146482
- MD5 e210616f83465273bdbb05e5118b901e
- SHA1 7db8dfef3e03fd664baa54609e54907c4f2f4a7c
- SHA512 48e6dd820074971cd5ab99ae92ee6aaf051417f1ebc86c7f8b2ffc0c5c520d0f087cda2ac44c9631127708e52cf11c7b9b976760609320d8936744d0f9c63417
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLBjAec:zGoSK8eQcLBjAec
- TLSH T1F89329AF76A68CF8F4101EB0147A1BB187676520073E8BCB3790DE655B3E5675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 86KB
- SHA256 7718f31968e675f8063d242455c540d4d23dc0c675a9f7ec4723665780b1d0cd
- MD5 13516597fba52dcacc2a9d7484d71e6a
- SHA1 2178bdde921780c661948d32b3d993b1786aed6d
- SHA512 6e27e7a12c6a23bea6e96e868edad54dc8d84763157ec1e7bcb513dead7644884786da250140c3f348774b7fa88ccce04a62db56f5b3005fdf0f861ed3198182
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLr/zQ:zGoSK8eQcLr/zQ
- TLSH T1DD836D9F75D588FDF41029B0146A17B1867BA950033A9FCF3B90CE29993F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH