Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/10/2026, 14:05
Behavioral task
behavioral1
Sample
2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe
Resource
win10v2004-20260911-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260911-en
12 signatures
150 seconds
General
- Target 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe
- Size 94KB
- Sample261004-rd2mdatz3k
- SHA256 9c413ca89b0f4aed89adf216761479b2c6683e54933046b9874961bf12599410
- MD5 41843334e09e7797bcf45b72eb550578
- SHA1 15d287447da00a6d0a5000bbe13dbe40a3ad19fb
- SHA512 c81ed6c249c06ce9441a134d61aa84a3b71e91308e258248dd746935fd2ee7d327c9d85c2206b69ce1dbdfd16d12bc06956ffb7ae65ed9b0207292603892844e
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vTa:eshQvoLqNwDDhCeTa
- TLSH T112934A5F75E684FDFD24527414AB17B0857BAA80127A5BCB3B91CD7E883B1274738283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Extracted
Family
-
qqpass
C2
-
http://www.zigui.org/article.php?id=103822
Attributes
-
user_agent
Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4920 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-10-03_41843334e09e7797bcf45b72eb550578_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 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\system\rundll32.exe 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe File opened for modification C:\Windows\system\rundll32.exe 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe - Program crash 1 IoCs
pid pid_target Process procid_target 1544 4920 WerFault.exe 89 - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname rundll32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain rundll32.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 2026-10-03_41843334e09e7797bcf45b72eb550578_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\MainSetup = "1791122730" 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\" %*" 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-10-03_41843334e09e7797bcf45b72eb550578_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 Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1791122730" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 4920 rundll32.exe 4920 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1492 wrote to memory of 4920 1492 2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-03_41843334e09e7797bcf45b72eb550578_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:1492 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4920 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 15563⤵
- Program crash
PID:1544
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4920 -ip 49201⤵PID:3724
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 97KB
- SHA256 28742cfe899f9c642355370842cb52bfaaab5bb07e36ee7d2fa66b209d81cb51
- MD5 bccd4f9f03b963b7aecfe4fa400f2020
- SHA1 8fa4d844ff53c33210330d72389a360709fe3c19
- SHA512 54bf9ca0574d8b318c6ec0d80e854fe4c2d7ec0b290412b4df235268c91a3131208255059c4823c0ea25adb54b9d67f14d687d5ffa4fe57245383b3479beb48f
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vTb:eshQvoLqNwDDhCeTb
- TLSH T1C4A3499F75E984BDFC24527414B71BB08577AA84027BAACB3B90CD7A943B127573C283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 95KB
- SHA256 203bb9e8c3c18e2d8f038b4a440324dd248eb092494488ac111ee92173cc9c05
- MD5 3d7404a2c6e5074d8cfccc9c2a81506b
- SHA1 5079f619012cd19dfbf0f980646f7499409efb72
- SHA512 99a18ea91ada034d0d80e4166b487b2a946f28a6d066fdbb282430435672375748fc3574270e356e6a861eac20945df4caa144db6b1765933be203c9e2741ae3
- SSDEEP 768:JgO5xRYi+SQvvG5bnl/NqNwsKVDsBYD77aXKynF0vTL:eshQvoLqNwDDhCeTL
- TLSH T18393499F75E584BDFD24527414AB17B0857BA990027AABCB3F90CD79883B13A573C283
- MD5 SHA1 SHA512 SSDEEP TLSH