Analysis
- max time kernel
149s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
06/10/2026, 20:02
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260911-en
11 signatures
150 seconds
General
- Target 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe
- Size 86KB
- Sample261006-ysdmeset4x
- SHA256 7f02cfe834c6e30bf1c56ae86b5749db25fa93271ff73488bd88c230767a9752
- MD5 8ba31a3001de97e71c7ae993bcc1819b
- SHA1 b3452e595bcdf1b8f33ed6f72b3441ee5ee778bf
- SHA512 9776909e5e8774ad5052e8dc78a7e13cf2c848e496058c45986b85f016ac52d3310610561ea029b64d83b1e38795f75772ef1aa4828776dc7cb476ba157da0ab
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYF:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLN2
- TLSH T188836D9F75D588FDF4102DB0146A57B1877BA950133A9BCB3B90CD29893F1AB5E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1912 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_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 Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain rundll32.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 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_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\" %*" 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1791316956" 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" 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1791316956" rundll32.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 (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1912 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 1912 rundll32.exe 1912 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1212 wrote to memory of 1912 1212 2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-05_8ba31a3001de97e71c7ae993bcc1819b_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:1212 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1912
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 85KB
- SHA256 e156114e9d3dfc04f962d9e237f10103d0eba85db2ea4775377eba1f7e7bd4b6
- MD5 a308030ae40a03dcd45ce070d291640f
- SHA1 bbb94c391e0b862ff85d775429d41194319bc7d5
- SHA512 fb5a782bffba0074149f5f93e9c2c387ef29fee23e41b88fdc790978209fed4724d9c845702a8e29efddc65b2610b6a36dcee72f51c6889fd1266fa53d1f75ef
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLyy:zGoSK8eQcLyy
- TLSH T146836C9F75D688FDF41029B0146A17B1867BA950133A9BCF3B90CD39943B1AB5E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 92KB
- SHA256 fd4aa0668a826817b0ccb84302ba0756419f6d367d11fbac1b30a2579fe27a52
- MD5 438fc3f117ddc6f823849bd55cc104b0
- SHA1 b4604c742a3e17380be6086b16d2f816a6b6e5f7
- SHA512 bc227f2a6aa99e0c3d8a24794e04e307be0af40e1d7630d5124280523d196b66665254936266d86b3dd93093b598f448c67ccf7d7626af3ff4f0c52e098cf941
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLZDq5jKUs:zGoSK8eQcLZDq5jKUs
- TLSH T1BD933AAF75969CF9F4101EB0146A1BB187276560033A8BCB3790DE295F3F5675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH