Analysis
- max time kernel
150s - max time network
143s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 01:04
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe
- Size 90KB
- Sample260820-beydcazvht
- SHA256 21e5363336693671d93ddcb478c8d84988eda352f818c293c2ba9f058d8743f2
- MD5 c2cfcb6cfcd9e3ed7d15aade83508cc2
- SHA1 84e89fa6133d41da16b6a5abeadb654f05213c1b
- SHA512 67e5f2bc4a7f08330f9fa2aed8118a0447e59c581aaf8cc842e7fd1277ecbbe8acd3f86cf9e93a7e880b9a005be99b5e420c3141e7b06fe46ffd37204c7bb373
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLNjZ34Jm:zGoSK8eQcLNjZ34Jm
- TLSH T17B934BAF76958CF9F4101EB4146A67B187676960033A8BCF3780DE295B3F1675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5676 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_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 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_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 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_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\txtfile\shell\open\command 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.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\MSipv 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1787187849" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1787187849" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 5676 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 5676 rundll32.exe 5676 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2164 wrote to memory of 5676 2164 2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_c2cfcb6cfcd9e3ed7d15aade83508cc2_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:2164 -
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:5676
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 93KB
- SHA256 4a87751320d4182140485b78213b9fc0f125132497e480c05a2c81a3a30c2997
- MD5 4a4664f9bf3d510d277f5fea7df24a93
- SHA1 abaa74425ef6162d1f5943552ae5eb4259e78ed6
- SHA512 52daba6a0fd446d6167469d7de1e92729ff63da90ef230f7fd21ae6c46ba591159d0ae1b09d81c7536df91186bb896a768ce71ad426aaae97b9dfb0c117f8fe3
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLGXE2HgLYn+R:zGoSK8eQcLGXE2HgLYn+R
- TLSH T1DD934BAF75958CF8F4105EB014761BB2876B6560033A8BCF3B90DE295B3E5675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 94KB
- SHA256 318a39ad6f630fc8c474b3df48d972d7195b7644066c8537c18a864f5caad147
- MD5 7b7b6468f42e123e479d1f70d8b21163
- SHA1 da9f7721a9ff94edaa4cda524ba09f0d10e6052b
- SHA512 9f2be731d4b8a73ac8338ee55cb4b497a14ac5933bad95edae08e06331551b062fcfd10d95a9c4a7a71db4bc5c9430357d9e974e5170edd9bd51e322679e716c
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL7E5pePlB4u:zGoSK8eQcL7E5pePlB4u
- TLSH T1149318AF76998CF9F4141EB4142A27B187676560033B8BCB3B80DE195B3F1675E38287
- MD5 SHA1 SHA512 SSDEEP TLSH