Analysis
- max time kernel
149s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
28/08/2026, 04:34
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260710-en
10 signatures
150 seconds
General
- Target 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe
- Size 97KB
- Sample260828-e69ggatbka
- SHA256 94b41f718213294b3e8f3f7577d57da5bc753ed7657b4d8c26c58b4bcc6b18e3
- MD5 dcb2c75bda79559b3ff5962e864a3ea2
- SHA1 44fcf3d4b59382646a29702b87685f500753e19e
- SHA512 7e753647c0d4bc7cbbc7e6d45bd8fbec98746acd20f6c4267a702addf0db08f7df18b0ea6f6a7250bf45efeef34929c1eb4cf7cd785bbf2978d58b076b00ea40
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLJkcwg4EJfghKJ6:zGoSK8eQcLJkcwg4EJfghKJ6
- TLSH T146A33AAF76959CF9F0141EB4157A2AB287276470033A8BCB3B90DE155F3E4675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4976 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process 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 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_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 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_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 rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1787891664" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1787891664" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_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 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" 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4976 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 4976 rundll32.exe 4976 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2676 wrote to memory of 4976 2676 2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-27_dcb2c75bda79559b3ff5962e864a3ea2_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:2676 -
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:4976
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 87KB
- SHA256 ff090dfc2c7be7047b28503dafd2d778b74052292bc7e3aac72ff1dd91d8bc33
- MD5 5610bf867faa38f13cb3e447d3eafa17
- SHA1 d7d805116205300d8baf9a39107e706c42683caa
- SHA512 259a02b8494e109460c13080e402e0e876748534941dcecf49efa7a024fb3ca4dd3f4b8c21d2b60b865d9374d0e7d109976840a458dfdef76de06385ccae231c
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLSrgU:zGoSK8eQcLSrgU
- TLSH T151935C9F75D588FDF41029B0146A57B1873BA950033A5BCF3B90CE29993F1AB5E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 97KB
- SHA256 29d450516aaaa0cfab5293bffd703f4e88ca1a58536464be2a34a91bc658631e
- MD5 e1cdb4a2e5d1b5bcf5cc227a1638cdcf
- SHA1 5e37f63113fd1e9dbffd50acc72ad115ed2209e7
- SHA512 a1a5df34f75f8eebc0695e6382d559329e74ad8fdd24970825655849c989e02aa2176e100b49ec266003d982ad1d9a08c98f0b028d5d8ac8168be1745ba6e20b
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLNFwy48pah2HKz:zGoSK8eQcLNFwy48pah2HKz
- TLSH T17AA318AF76DA9CB8F4141EB014661AF2876B6520073A4BCB3790DF556F3E0676E34283
- MD5 SHA1 SHA512 SSDEEP TLSH