Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
19/04/2026, 03:46
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe
Resource
win10v2004-20260130-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe
Resource
win11-20260130-en
11 signatures
150 seconds
General
- Target 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe
- Size 2.8MB
- Sample260419-ebnxaahs91
- SHA256 fcdb879c361f589a2b3b615055b076d3ae0c67c578c88839ddccaf0cdf12fe91
- MD5 c28cf40f5046dc9255fe2012c477cd25
- SHA1 49fac90290940e6ab250f2f6c6f1c22659b15948
- SHA512 67c4c8d5e00922ad1f70f14950673d983e6a3678cf3b95513868b0f2edd90c739a674ae07025eafb7eb696bae57c497db4b13d7f9402bb5e2df8aff1ef5d9093
- SSDEEP 768:5BBdFYDgao5/AUrLEEzayTpBJfxBDlxcFNXK8D1Foj/:5pcC/eAayJ3Rx0g
- TLSH T1F9D52B9FB5D984BCFD24127414AB1B70857B6D90027A9ACB3BE1CE79843B1365B3C287
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Extracted
Family
-
qqpass
C2
-
http://www.zigui.org/article.php?id=103601
Attributes
-
user_agent
Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3988 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\" %*" 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_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 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\¢«.exe 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\system\rundll32.exe 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_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 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_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" 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1776570373" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1776570373" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "505" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3988 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 3988 rundll32.exe 3988 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4276 wrote to memory of 3988 4276 2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-19_c28cf40f5046dc9255fe2012c477cd25_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-19_c28cf40f5046dc9255fe2012c477cd25_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:4276 -
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:3988
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\System\rundll32.exe
- Size 2.8MB
- SHA256 4db2da05e6e2cb304eca3b0501edb9bc9fe6307126fbb67dee20024265a06ea4
- MD5 fcfee44f59bb2cab1d2a0e2a41ffeeda
- SHA1 34be28b5de581a4710b76c3e8e30f76362875411
- SHA512 9a467a27fa5789806cb74366b368dac25813062d94cb191704e37c8b0224d1ac7d34fea8bb27ec1aa4ac776bda5a656e260fd5ca4912989bc9e489fd4aab7e9a
- SSDEEP 768:5BBdFYDgao5/AUrLEEzayTpBJfxBDlxcFNXK8D1Foj/:5pcC/eAayJ3Rx0g
- TLSH T11AD52B9FB5D984BCFD24127414AB1B70857B6D90027A9ACB3BE1CE79843B1365B3C287
- MD5 SHA1 SHA512 SSDEEP TLSH