Analysis
- max time kernel
149s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/08/2026, 07:43
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe
- Size 89KB
- Sample260813-jkfpgstshv
- SHA256 e6d42da05fbeaac71ebf35f1bca417586195e5cbd7382865b049dcf51470a290
- MD5 f8fd33acc159f18b585e003300c1dddf
- SHA1 4637750810c229bd7677841f1824c22eb60bb749
- SHA512 c90a240e360717fff9f4a8b7c38363e6c9055bfd3f59927055aca7f0becedadc08832e347d9027ab065f3b6f26bf0517a8729bb8665084246587872a6170533d
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLzC5J96:zGoSK8eQcLzC5J96
- TLSH T147934BAF75D688FDF4101EB0146A17B18767A960033A5BCF3B90CE695A3F1675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 440 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-13_f8fd33acc159f18b585e003300c1dddf_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 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-13_f8fd33acc159f18b585e003300c1dddf_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 2026-08-13_f8fd33acc159f18b585e003300c1dddf_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 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 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 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.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\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1786607009" 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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1786607009" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 440 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 440 rundll32.exe 440 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4136 wrote to memory of 440 4136 2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-13_f8fd33acc159f18b585e003300c1dddf_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-13_f8fd33acc159f18b585e003300c1dddf_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:4136 -
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:440
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 88KB
- SHA256 d9c7152508c9a84a7b82ba36c6b6f62ef554983fe37bd5ecaf0ec1b0473097fb
- MD5 7a12602e186fe98f32dcbf62185daeb6
- SHA1 4ffa471c0b986ea3b9720e936e8976c10d38a701
- SHA512 fa6f67d85aac7cd06490d0344e8111dbbe7c95e6966f30e9a736bbb07858b0f849fb1bbbd61373d0f645859618988e085bf04c05663aa9191f64d1841758f32a
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL2ePa:zGoSK8eQcL2ePa
- TLSH T128933B9F75D598FDF4102EB0146A17B18777A960033A5BCB3B90CD299A3F1A75E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 90KB
- SHA256 0771843e225a4ea0b7cf23f302d301888a6e4586197034e12fc1c68cd43a6e99
- MD5 5c8ee85ae70dd569b8978585b008f2ba
- SHA1 e77cf143df1e9af499510c9291401e272f8e80f7
- SHA512 90e6f3bdd7b9c2a77b71ca21516148f81f9d9653580b6ece49dbd05fb7da091ee1c0e78953c9cd71334567ee220daa139aa3b5ae622392dde4dcaf3b16f600a7
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLeIEfu9nRF:zGoSK8eQcLeIEfu9nRF
- TLSH T16E935CAF75958CFDF4101EB0146A1BF1876B6960033A4BCB3790DE295A3F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH