Analysis
- max time kernel
149s - max time network
133s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/07/2026, 09:20
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe
- Size 90KB
- Sample260727-la896aztex
- SHA256 cb05988982790092d2a49732a4b3465230a925005d2b5604e730d7a0232b4c3e
- MD5 ef659fcfbe2d5eb312068ba91d02d61c
- SHA1 b5fe35e719c025459d4c8276138b32e64a78c6ec
- SHA512 7e2ac37dd995d49b9de91387fed444325e4c418e018e5dede417dda1d88de3f7bdb570b38e700bebc246282d457d18c43345b065888b6165f5ac6f5234966489
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLWYPXZbjgVrG:zGoSK8eQcLWYPJ3gpG
- TLSH T19C934BAF75D58CFDF4101EB0146A17B187676960033A9BCB3B90CE295A3F1A75E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2804 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\" %*" 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_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 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\system\rundll32.exe 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe File opened for modification C:\Windows\system\rundll32.exe 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_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 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_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 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_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\exefile\shell\open\command 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1785144060" 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¢¬ %1" 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1785144060" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_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 - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2804 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 2804 rundll32.exe 2804 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4632 wrote to memory of 2804 4632 2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-27_ef659fcfbe2d5eb312068ba91d02d61c_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:4632 -
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:2804
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 91KB
- SHA256 e59f1df60b40e3224ecf37433e28069223bce44ecbf52fcfb2756ec813ccfd2a
- MD5 f68c0fc8d62e3793ddf6be0f8b3b1201
- SHA1 9d14b5ad9dbe3571c36a86720c2c2e04408d6292
- SHA512 7d8a48947d3f4d712a6ca64b2f49c17f974a229b77cd9857d08300583e2bb0a9dd7334d6a8da087313d1d90aa3127842784ec562ab36db6096d50c542dec3207
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL/JZEe/lCs:zGoSK8eQcL/JZEe/lt
- TLSH T1EA935BAF75959CF9F4101EB014665BB287276960033B8BCB3790DE295B3F1A75E34283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 94KB
- SHA256 0bde1df8eb36538254b7f6188540fbcf37e4398397362895fe543cc6390a7466
- MD5 3049e42e600277e5bf6cc31a8635434f
- SHA1 4d5b40d4539f49935fefac9df0d2f9b8fd18bcd0
- SHA512 4dbb336f542c184bb66543a7b0891cd42442d9ad29df9919d773960011e1f6a65f0d6198e5aaf0fde1e1a8bea549be0eab7201c819f93fac75ef8f0c35040024
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLBsl7GsCluB0lbgIYlj:zGoSK8eQcLBsl7Gk
- TLSH T18F933A9F76969CB8F4101EB4106A2BB1872B6960033B4BCB3790DE655F3F1675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH