Analysis
- max time kernel
150s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-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 5644 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\" %*" 2026-04-16_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 Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.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 15 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1776303957" 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 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 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 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\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1776303957" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 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\" %*" 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 5644 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 5644 rundll32.exe 5644 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4848 wrote to memory of 5644 4848 2026-04-16_41cf4e04f421c9e4ca2c087c143b9d60_elex_glassworm_wannacry.exe 86
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:4848 -
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:5644
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 92KB
- SHA256 7e4d6aa02f18337293b83e705a526dac87694aef0b12a26317a9c214540893e9
- MD5 3e83bfd8bf4146ad0ce683261ac7c40a
- SHA1 2bb7f1d7f7db753a40af10131de5f00f31346178
- SHA512 4d0cc560003189bb6cb562b219c54db413cdcc28c45d3e47fc4e3eee19b19d0d54023137f0b32bfcc024cfee6b1e5816c33cb41110e5d5889a761358266471be
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLq1PYf3gWHWCGCwF7K7E:zGoSK8eQcLq1PY/J25BCE
- TLSH T158933A9F769A9CF8F4101EB4146617B1876B6960033E8BCB3B90DE255F3E1675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 89KB
- SHA256 52e00b6fe7f5291dd3731358ced37daced089e8072a9184830041a4dd7d18bf9
- MD5 66e2fe1e72cf3e3374924caf42e56038
- SHA1 6426bdea9f6b03152666138b260e2a10599ea6fb
- SHA512 15baeeb2e7137e78381e0aa6df87940dc6011feab5a0e5eddc93746292c3a1801e4cf439b69ef4061645ed4389fbfe9089fd8c81cf8474ed29516e1b7a72d262
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLNvQxgvd:zGoSK8eQcLNvQxgvd
- TLSH T1A8934B9F75958CF9F4101EB4146A17B1877B6960033A9BCB3B90CE295A3F1A75E38283
- MD5 SHA1 SHA512 SSDEEP TLSH