Analysis
- max time kernel
150s - max time network
94s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
16/04/2026, 01:45
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe
Resource
win10v2004-20260130-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe
Resource
win11-20260130-en
10 signatures
150 seconds
General
- Target 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe
- Size 86KB
- Sample260416-b6s8pshs7w
- SHA256 f8d1d60f708a458ef06e8396689eaf2439226eae6c58629355f5116fd57d3fa8
- MD5 41cf4e04f421c9e4ca2c087c143b9d60
- SHA1 3331dcac40c399cb4a949ffc25edafd04c48f81b
- SHA512 b70d084c8c4939866e1f32f1839eadc1f6ca3803710ca456762204a4c5f39d40a797619248ba98c17d1ee706ae91289f16fbeef891a4d33bfc160fcddfa87d34
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLmTpI:zGoSK8eQcLmTpI
- TLSH T1B5935D9F75D588FDF41019B0146A17F18677A950033A5BCF3B90CE29993F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3628 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_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 opened for modification C:\Windows\SysWOW64\¢«.exe 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_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 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Modifies registry class 19 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1776303952" 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 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.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 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1776303952" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3628 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 3628 rundll32.exe 3628 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1996 wrote to memory of 3628 1996 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_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:1996 -
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:3628
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 92KB
- SHA256 4b7d6ce2b5862c9e35f68b3e229c0f8b73a016ee7a5d02fb10a0f180bfcd88f2
- MD5 6bd947e26a3b216865739e067f35ee39
- SHA1 6935d81bb8f7e984fbfe712bc1c4ff4ac556060d
- SHA512 2a80c691cd005dc71fb662c4bd70031c6c3390eaa13f71fa07eed5616f41b506430bca212670e6e60c0bba5446f690c2210e66846e90dfc315b15649dfbcadf8
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLadqBHGzt:zGoSK8eQcLadqBHGzt
- TLSH T108932A9F75969CF8F4101EB0106A2BB1876B6960073F4BCB3B90DE256B3E4675E34293
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 92KB
- SHA256 b6429a700ba0315d308ba1b3f873f539aa1c4d2a20fce0b84112d42f97dbee49
- MD5 3dabdebd8e5b6c8d39ac6456b04dd325
- SHA1 477d6004bc793d9b8170a8c8888c000859744e61
- SHA512 960d63c668ba32a1910dc0a6d2af4ad6c47e881d1ce50fb4d3b06c42c81a3f9c95260365d0a9ededf2b46e45bdd854a69915b24a87750e33fb73ad83ae88ef1e
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLsJYj0KTrfN:zGoSK8eQcLsJYj0KTrfN
- TLSH T1F7933AAF75D69CF8F4101EB0146A2BB187676960073E4BCB3B90DE256B3E0675E34293
- MD5 SHA1 SHA512 SSDEEP TLSH