Analysis
- max time kernel
150s - max time network
124s - 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, 18:05
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe
- Size 84KB
- Sample260819-wpjcdsfj71
- SHA256 124b61bff62d2631044b0928347e5ef13794bc20d5dc9b03aaf0743e3cd6918d
- MD5 a71fed4b6f4fd3508744e52856a27b2e
- SHA1 cb136db0565b02080ab065e4702e5c8da3348bf4
- SHA512 f690da8367bd9e5e8b304ff3262ed6151e92e857295b7267dc3ce383c9da2c9625bfcba543451ae08f9f75bc3235142882b4bf50d117ac53dd7417396c116731
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYG:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLGC
- TLSH T185836D9F75D588FDF81025B0146B57B1863BA990137AAFCB3B90CD39843B1A75A382C7
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3104 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_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_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_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_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_a71fed4b6f4fd3508744e52856a27b2e_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\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.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_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1787162749" 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.exe %1" 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1787162749" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3104 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 3104 rundll32.exe 3104 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4112 wrote to memory of 3104 4112 2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_a71fed4b6f4fd3508744e52856a27b2e_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:4112 -
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:3104
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 86KB
- SHA256 2f60dce93eda97ad2ed3d0716baf99aa45c880e0116b25822ae5a774beb6c6e0
- MD5 ef4f578d2779f5567be92e46719cbce0
- SHA1 63402ce4cc0220d8f49c9e4be04de3d0deb92d97
- SHA512 0975398e5cf0a39fb6348a3b8d03030d4d72f0aec0ac3b76437d305b554e263eedd7bbf3d6c1cab381c92bd1713ec3d767180dbf70cca08d9453bc2541a3fef0
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLYetk:zGoSK8eQcLYetk
- TLSH T104935C9F75D588FDF4102DB0146A17B1877BA950033A9BCB3B90CD29993F1AB5E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 84KB
- SHA256 84e66f8784993a3bcbbb3b2f7fbe123a8fcba5caa2c0b27bc3a6a695397dbe4c
- MD5 81cbc8b9c4dcbd8b854c7af369bbcbff
- SHA1 f436468299efe2dc468b0eb8a3e6c564ff432bf0
- SHA512 2f9f62f10cefb37fbae786771c2350d31bd95f0f6d50068f4f4fa35e109ab1d7d0a18e36c81eafff12eef8b5289d926f753a2905341bf2c64cba8c9820907632
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYj:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLO
- TLSH T184836E9F75D588FDF81025F0146B57B0867BA950137A6BCF3B90CD39843B1AB5A38287
- MD5 SHA1 SHA512 SSDEEP TLSH