Analysis
- max time kernel
150s - max time network
157s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
23/05/2026, 03:58
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe
Resource
win11-20260513-en
10 signatures
150 seconds
General
- Target 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe
- Size 85KB
- Sample260523-ejqqvacv5q
- SHA256 9d1a87682191a412cd380d502431b32f2eff60aec407874fc02b58432ff1da17
- MD5 7d94cb9111c991608c9d7bcec1fab47a
- SHA1 ef5d6cddee12e56481d82f2cae16faebd49d54b3
- SHA512 393a562e78637d432aa84856d810929d16ee245903e952593f40a64bdc8b60ee565481ff9fe2082a697adc7fdb64579b602239f08908bcb6bd00a8772bdc4c55
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLrjK:zGoSK8eQcLrjK
- TLSH T116836C9F75D688FDF41029B0146A17F1867BA950133A9BCF3B90CD39943F1A75A38287
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4760 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_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\notepad¢¬.exe 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_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 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_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\txtfile\shell\open\command 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1779508718" 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 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 (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1779508718" rundll32.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\" %*" 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4760 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 4760 rundll32.exe 4760 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3924 wrote to memory of 4760 3924 2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-23_7d94cb9111c991608c9d7bcec1fab47a_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:3924 -
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:4760
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 98KB
- SHA256 67498549304b73c5049c56ef094f39c4dc5568378e87ff21a94876f839d97d21
- MD5 a05e73333951d52f5355d62cbe259e73
- SHA1 e628afee7c7ce7158ab018dcd2a542a114ede6ec
- SHA512 8139990b9ad552e72d690e0e0eb90bcef46230668e001fc157a2a942db37eeb0c759529bcdcd9e25d742ec6a191baac6c73392c0fad0541d3b45b9aa9946c17b
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLgLE1WkpG/udIYbGV+m:zGoSK8eQcLgLE1WkpG/udIYbGV+m
- TLSH T1ECA3296F76A58CB8F4101EB4117627B6872B6420033E8BCB3780DE556F3E5676E38297
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 89KB
- SHA256 3c95ef5ffd213d44309f97daf3985a2d9d7516acb25e9ed095aa66608da2c983
- MD5 e6bc5c878e3fc3c0baef479be370ec78
- SHA1 2987986f2116cb56595d5b7909887678dc1ec185
- SHA512 b368966b55152fb9f9796ab6306d440124b236fb73ac385e817d84045d265755beef49c96040e8592171bcd09a41a7cace8f3af7b1542af23b022926679a32b7
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLDpL+tFga7DYeqok:zGoSK8eQcLDpL+tFga7DYeqok
- TLSH T109934C9F759588F9F4101EB0146A27B187676960033E5BCF3B90DE295A3F1AB5E38283
- MD5 SHA1 SHA512 SSDEEP TLSH