Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
28/05/2026, 08:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe
Resource
win11-20260513-en
10 signatures
150 seconds
General
- Target 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe
- Size 89KB
- Sample260528-kdedhscs8x
- SHA256 18302e9442b0b51a1d512778ec1151fed8e8048be3c2807e6339e7ea05d88b62
- MD5 1fa8839eef53284d181a77c736a00e48
- SHA1 c400242e5c6a0d3c3fc77e812b262afcdb86dbba
- SHA512 9b49f0c5f62b4814b1c785617daa84eee03621e7f60b0a1b2aa79e65478497167452d122a37dcb26dd04c3cda846a1f4f4e6f8f6689879518a54478eaa5421dd
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLS4F12Qn:zGoSK8eQcLS4F12Qn
- TLSH T1F6934CAF75D588FDF4101EB0146A1BB187276960033A9BCF3B90DE295A3F1675E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3224 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-05-28_1fa8839eef53284d181a77c736a00e48_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 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\system\rundll32.exe 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe File opened for modification C:\Windows\system\rundll32.exe 2026-05-28_1fa8839eef53284d181a77c736a00e48_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 2026-05-28_1fa8839eef53284d181a77c736a00e48_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 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1779956931" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-05-28_1fa8839eef53284d181a77c736a00e48_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\txtfile\shell\open\command\ = "notepad.exe %1" 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1779956931" 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 Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3224 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 3224 rundll32.exe 3224 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2404 wrote to memory of 3224 2404 2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-28_1fa8839eef53284d181a77c736a00e48_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-28_1fa8839eef53284d181a77c736a00e48_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:2404 -
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:3224
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 85KB
- SHA256 4b2b864c5f7c34772edfef7f0c06ddbe8a44a388a9c040db7af5a66d71b7848e
- MD5 4a425edbafc0a6ecafd088f6d9f60dfb
- SHA1 c35831dfb01a986446ebb490448cc8b650461318
- SHA512 a71555f50a149814e92139104c928fab1ad84fe18c45383fe69a59c5ceead0ce57b80a5a5bf20d459a0296d7a5dd4836beeacbab53f60676e2f98bf534e0be41
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLJ4:zGoSK8eQcLJ4
- TLSH T1A7836D9F75D588FDF42029B0146A17F1867BA950133A9BCF3B90CE39943B1A75A38287
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\system\rundll32.exe
- Size 87KB
- SHA256 067af87de309b19e1e8daf35dac3cb20b30747b1e391518d239ad80151a738d5
- MD5 6ed3721fb71e70ffe601e59563fa33ce
- SHA1 b2c5d7cb9e2e4bc18c052022a41c175edc7b4f95
- SHA512 e88aa14ef823045fe735767fdcbe33223f441ba56bbcf03765862d610e3f910ad08065ef916f99672098b59857898e6bf189a35787dcd793784b22e57cb617ee
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLOVCgV:zGoSK8eQcLOVCgV
- TLSH T1DE935C9F75D598FDF4101EB0146A1BB1877BA950033A9BCB3B90CE29493F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH