Analysis
- max time kernel
150s - max time network
116s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
28/07/2026, 04:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe
- Size 93KB
- Sample260728-ezkvjaythx
- SHA256 3251639e9de7dd3ca3bc6743e0cc3a715c4760c48bd6e3901f6f3ac3c519a6d7
- MD5 ece20765880f73a906d77b2c66ef9d22
- SHA1 56b664e54ba0abced2ff5033e40cd8610bd11e76
- SHA512 cc55a6899d4d6a139a3f49fb6b40cc5c8b4798a106e654284302de330944faaa103b6b389a508538108358d82bee51078a65fec7f64388b82963b546cbd0cb87
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLnHie3P6CxQMbL2:zGoSK8eQcLnHie3P6CxQMbL2
- TLSH T1AD9329AF76A99CB8F4141EB4106627B187676960033E8BCF3790DE245F3E1A75E34293
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4460 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 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-07-28_ece20765880f73a906d77b2c66ef9d22_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 2026-07-28_ece20765880f73a906d77b2c66ef9d22_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\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1785212567" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1785212566" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-07-28_ece20765880f73a906d77b2c66ef9d22_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\" %*" 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.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.exe %1" 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4460 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 4460 rundll32.exe 4460 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3372 wrote to memory of 4460 3372 2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-28_ece20765880f73a906d77b2c66ef9d22_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-28_ece20765880f73a906d77b2c66ef9d22_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:3372 -
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:4460
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 93KB
- SHA256 8e1bc6df5bba8c28bac4fdb558b05439526147fdf1c1861477bb93d99d62c43f
- MD5 59e0a7c9cc1a1172d26d1b182b910523
- SHA1 76f720a58699cc8559afac351747eba1ed1988ec
- SHA512 b2e6bcd637a8ebed79d03609d57a0a86062eb71be1cb25ffe10f67bddf5a272022343d83a435040ccd90b3555d6d9661f5a6392fd6ec4ee9e5c7596e9fe67b0d
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL1ox:zGoSK8eQcL1ox
- TLSH T1639339AF76969CF8F4101EB0106A5AB1872B5960033E4BCF3790DE295F3E5675E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 94KB
- SHA256 afc257bc600ef467dd48a05c91f2ca9a79e98ff23de850124824ca9e075c0a83
- MD5 ce04a77b47ef164747f033b52aaca8a0
- SHA1 8783a0e0759e06da4f3d31d1cc4275bafb583187
- SHA512 db05fb4a8cc20d8c00e66f989b51d1b6ebddd309bf6e7ba44ec2028b3c1751e7f931fef22136f630105e42c991b1a37e620c7b4f39d83b018f60db305979ac9a
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLUQdf:zGoSK8eQcLUQh
- TLSH T1EC933AAF76A59CF9F4101EB0106A6BB187276570033A8BCB3780DE655F3E5675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH