Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
29/06/2026, 12:43
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260618-en
10 signatures
150 seconds
General
- Target 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe
- Size 94KB
- Sample260629-pycsmsft5q
- SHA256 688a08bff30665577801d33333398b14cc98993bd2d151d262626c023ca03f31
- MD5 bdc8c0bfe3e2c0ea61c3a3ee42668dc4
- SHA1 5fc86a3381f1ac26ee0effa53b9050202857752f
- SHA512 f465db2d1bd7198526c772d012abba74b724533f02eb04663fcb5c522ef3596ae7645fa710ecc377a6f19767ac35459787ac5049c52a94ef8cc3f70278ebbdc6
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLicp:zGoSK8eQcLicp
- TLSH T168933AAF76999CF9F0101EB410666BB287672460073E8BCB3B90DE655F3E4675E34283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4404 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_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 created C:\Windows\SysWOW64\¢«.exe 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\system\rundll32.exe 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe File opened for modification C:\Windows\system\rundll32.exe 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_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 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_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 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1782797567" 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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1782797567" 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" 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4404 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4404 rundll32.exe 4404 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1660 wrote to memory of 4404 1660 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_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:1660 -
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:4404
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 84KB
- SHA256 fe787ccb0d90375b458076061e997838247280354c491f5c7a56f1d856dc1737
- MD5 b2b2ebc14751908c61ae0442b969b3bd
- SHA1 012fc40ef86518598375c189a9681616102c7df9
- SHA512 976c8885c8b843a5c6806ba2cd2f001204d30256d84258a0f622bda4b208dfc1a5dbbe6ca92c6ddc6baef55f6c18fa7146b90d990406d8f84796e48fdf556686
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYm:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL
- TLSH T14F836D9F75D584FDF81025B0146B57B0857BA990137AAFCB3B90CD39843B1AB5A382C7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\system\rundll32.exe
- Size 91KB
- SHA256 86fb8a394d2052f078d7c0d60e255954ab20d72897c7d33a0e7ab6ca613aef43
- MD5 edd6e6fbb0454df83c5f88e7332be901
- SHA1 daccfab0b8d4c7109f408df20aeea410173873a5
- SHA512 5c9b6d831bbe626c5869f405f34ff1cac3038d9f16e5ca03c8e95296f88fd726266384fd0b54a0e6708cbc61fd64a2f22458a564a53aa8d169fd560045fac194
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL4c185OhiI:zGoSK8eQcL4c185OhiI
- TLSH T12A933AAF75958CF9F4141EB4106A1BB187276960033A5BCB3B80DE655B3F1A75E38283
- MD5 SHA1 SHA512 SSDEEP TLSH