Analysis
- max time kernel
149s - max time network
82s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
17/05/2026, 15:50
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe
Resource
win11-20260513-en
10 signatures
150 seconds
General
- Target 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe
- Size 89KB
- Sample260517-s95vcaev4k
- SHA256 b7b0b7c2ef962b26f49a0cf10b7a58a4db41b71880de5c5a12810a0329cec854
- MD5 a9a2d5d05ab386f5bd812df6fdeacec3
- SHA1 83a003773c96edf4d3193abd05bef657015cca42
- SHA512 4c83c35175642acf6cf366f487b21438fd2d8d3b4f9870dd85b3e9e51a3bb93a045a5f4ce05ab133b9f22aca31fa713fb49f441bea005354f8ef102eb3d82a4f
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLKHEx1x:zGoSK8eQcLKHEx1x
- TLSH T159934BAF75958CFCF4101EB4146A27B187776960033A5BCB3B90CD299A3F1A75E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3740 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\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_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 rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe - Modifies registry class 19 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1779305812" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1779305812" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" 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 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 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\exefile\shell\open\command\ = "\"%1\" %*" 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3740 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 3740 rundll32.exe 3740 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 560 wrote to memory of 3740 560 2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe 81
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-17_a9a2d5d05ab386f5bd812df6fdeacec3_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:560 -
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:3740
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 95KB
- SHA256 09699dfaeb2c6e015d8a524f8246b01544197b4e84d331aa57176bde28b89bd5
- MD5 9b32afcce9ad9923c215cc88309a4b7b
- SHA1 0d36836d81915cad1a5078230f7067a2a1835eeb
- SHA512 6f88f663dd4798aaf6179d49a1e8770f0b4f1d7e323b510355379f1a278c0e1bb5656ba8801f94f6afe4cc72fa5c698a1ecbdfe824090d749eb63ed5af052963
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLGQqhX:zGoSK8eQcLGQqhX
- TLSH T129A33AAF36969CF9F4100EB4147626B287675970033A8BCF3780DE195F2E4A75E38293
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 90KB
- SHA256 baabec68608f1cb8591ac223c7d9f95cf500de4aa2241311aa7df0f4ffc2c42d
- MD5 e3dc9a94222adbd6d8342f361d98b1d8
- SHA1 15c24b5ad7fc465b2f77645fd86e9485323c16a5
- SHA512 d075db356321875bd7e49ef6d31a45db2cb0a766ae87a2f539d226a9ba9f44cbd807cd655002d542622b321c0650d731f122c36a4082f44303b0a48842d6b900
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLUh6:zGoSK8eQcLUh6
- TLSH T12A934BAF75D58CF9F4101EB0146A57B187276960033A9BCF3B90DE295A3F1675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH