Analysis
- max time kernel
149s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260618-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-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 3388 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process 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 2026-06-26_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 - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 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 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe File created 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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1782737037" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 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.exe %1" 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 (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1782737037" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\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\MSipv 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 - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3388 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 3388 rundll32.exe 3388 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4132 wrote to memory of 3388 4132 2026-06-26_bdc8c0bfe3e2c0ea61c3a3ee42668dc4_elex_glassworm_wannacry.exe 89
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:4132 -
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:3388
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 86KB
- SHA256 21a798a1d2fb3576ced4379b5054cdd026b92cc5aa315e92c868a74c31c0f23e
- MD5 42136969280cf8a3422628b419162782
- SHA1 86eec092c89e7139aef5fdd38bc55ace8c3398b9
- SHA512 8c3611789908fa432d2345a7028bef552671e74c69ecd1fb4ae784227deab89d8a5ff61704a7a486fc2295fc281100aef22530a66bf7e377fd082cdf65d34ae4
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLNZkQ:zGoSK8eQcLNZkQ
- TLSH T164836C9F75D588FDF41029B0146A17B1877BA950033A9BCF3B90CD29993F1AB5E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 84KB
- SHA256 e06c37abcf3566bfea9e29d0ac1c4b738444029c42176108bdff2feb52bbef53
- MD5 d3639a7592bda4bc9c6710290339631d
- SHA1 f2b71293c07b938a030983931f874f6d1149b3f8
- SHA512 817da0e8472c40b33d7e833b5a2c2d72b555190cd11ee1e83da3dddb4e16c5120e9188f3265562db878616a4ae51f2e7f6f6c80742cb15df10020dd4e5ee553f
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYc:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLR
- TLSH T1D4836D9F75D584FDF81025B0146B57B0867BA990137AAFCB3B90CD39843B1A75A382C7
- MD5 SHA1 SHA512 SSDEEP TLSH