Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 17:37
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe
- Size 98KB
- Sample260804-v7c3natvft
- SHA256 75b7ef066f8560d9b0e370f9a51a86574c1e5200000448b3368398d47bc37a56
- MD5 ec5f41b688a98adcaac2178450a4414b
- SHA1 c09c3a7ab77fb20ab96996e6c722cb6d349c3fc5
- SHA512 0c5e4f1215577a40a46597436f33509c7d5d4fe68a7f1c8d0b0c23c6bf2fab9e7ba41c9b3c8fae6be25504ae71affb175f70e73444affc4cb3358705ef0b2a41
- SSDEEP 3072:zGoSK8eQcLcUwCh8e8mFFFF6FeFDeubmpVQzn:zFSLevcUB+10L6sDeubmpVQzn
- TLSH T103A329AF76999CB8F4241EB014661AB687676530033E4BCF3790EE591F3E0676E34283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3820 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\" %*" 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-04_ec5f41b688a98adcaac2178450a4414b_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 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\¢«.exe 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-04_ec5f41b688a98adcaac2178450a4414b_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 2026-08-04_ec5f41b688a98adcaac2178450a4414b_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\" %*" 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1785865052" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1785865052" 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 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 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\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3820 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3820 rundll32.exe 3820 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3608 wrote to memory of 3820 3608 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_ec5f41b688a98adcaac2178450a4414b_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:3608 -
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:3820
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 89KB
- SHA256 f5fb25b4061a4ec79d57883e5b1f7c29b15b850c2f2e11404db3cf324874a701
- MD5 c88b0a9f9683416d3cc5d1812f2c0c68
- SHA1 796539d9eeedf41e8ee76816a3e8f9860cecae0c
- SHA512 4117111ef6e3221ed4a5ebe8982c12f44321928e61df11bca353e9584a6cc4e174bf0d01eae5cf6795c5339a9548310646afe2c658d570605664b2d55358e935
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLpPvmY:zGoSK8eQcLpPvmY
- TLSH T151935C9F75D598FDF4101EB0146A17B18777A960033A5BCB3B90CE299A3F1A75E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 94KB
- SHA256 f47b7907091ab373def787fad79c2739df9fbdc21651f79bd97b7979dc71177b
- MD5 1980daf322d879decec1d5e1c89bce78
- SHA1 d82745689dbe68241ebea485b4fa8fe41bea1691
- SHA512 7922cb0e687bf6604cff1f67682f33b6bd4dc95a8249bd7e36961ba3178a3589095e6459e022b2d40d2381c1c4107bf1b862b5cbd8a920e6decddbb87025dfba
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLCcREQZ47oQ:zGoSK8eQcLCcREQZ47oQ
- TLSH T10B933AAF76968CF8F4101EB0157A17B287676560033E8BCB3790DE256B3E1675E38287
- MD5 SHA1 SHA512 SSDEEP TLSH