Analysis
- max time kernel
150s - max time network
116s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 22:20
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe
- Size 84KB
- Sample260819-183mlaxwcs
- SHA256 4c5b07d8add8509a5d935a56610a0e5e1511471770462b6f942f69b8b58ad574
- MD5 a285903dc40482d06a71c2d9adc73eb4
- SHA1 45e14670fc780fa9bf368cc5b3f18106a5d2b465
- SHA512 0b778810a51e20f5d22794cee893a73e34cc059179a914422cf63b24530e75b0282364c610a35d7e8ed514bfc3cfe7171b3d75f10f56aaf9aabc046ff53f76e6
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYX:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLE
- TLSH T11D836D9F75D588FDF81025B0146B57B1863BA990137AAFCB3B90CD39843B1A75A382C7
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4972 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 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\¢«.exe 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_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_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_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_a285903dc40482d06a71c2d9adc73eb4_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 (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1787178009" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.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\" %*" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1787178009" 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¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4972 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 4972 rundll32.exe 4972 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1560 wrote to memory of 4972 1560 2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_a285903dc40482d06a71c2d9adc73eb4_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_a285903dc40482d06a71c2d9adc73eb4_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:1560 -
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:4972
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 89KB
- SHA256 daff8c9f7161b957465ed5121c467c859bcf56ed7b962ff7b60ba29497c34f75
- MD5 416a4660b21aa7598b4fe51864730c35
- SHA1 9e56dfe56e0415429d042ff1b0787c62392b728c
- SHA512 266cce317d7bcbc6cf96119bca8e3ce4e1a088345f8ea6478ffe1afd63172e8c4b35ecf4e1d323e9dbc3d5943554fe9ed1ad7d900f9f2bfae65b758020db7a7d
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL7YLAQNYh:zGoSK8eQcL7YLAQ+h
- TLSH T164934BAF75959CF9F4101EB0146A17B18737A960033A5FCB3B90DE295A3F1A75E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\system\rundll32.exe
- Size 84KB
- SHA256 37b8f78771aace421da4a4f574a0e94876ee1f8d50ddd688a93464dc84f8d15b
- MD5 a232e3afcfbeb3082abd8327b663a8df
- SHA1 42fc114d2afedbd5079db5ec1e28cde0b7e99d24
- SHA512 de38c4431c6874002c6ddd4f13c4db60e56e2ea5449f7cb89f4a996d8642fe0f98f9eea69ead55c0f60f1f1d1abf130d869bef04601290df7022ca73395575c5
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYS:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLVX
- TLSH T140836D9F75D588FDF81025B0146B57B0867BA990137AAFCB3B90CD39843B1A75A382C7
- MD5 SHA1 SHA512 SSDEEP TLSH