Analysis
- max time kernel
149s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 17:37
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe
- Size 98KB
- Sample260804-v7c3natvft
- SHA256 75b7ef066f8560d9b0e370f9a51a86574c1e5200000448b3368398d47bc37a56
- MD5 ec5f41b688a98adcaac2178450a4414b
- SHA1 c09c3a7ab77fb20ab96996e6c722cb6d349c3fc5
- SHA512 0c5e4f1215577a40a46597436f33509c7d5d4fe68a7f1c8d0b0c23c6bf2fab9e7ba41c9b3c8fae6be25504ae71affb175f70e73444affc4cb3358705ef0b2a41
- SSDEEP 3072:zGoSK8eQcLcUwCh8e8mFFFF6FeFDeubmpVQzn:zFSLevcUB+10L6sDeubmpVQzn
- TLSH T103A329AF76999CB8F4241EB014661AB687676530033E4BCF3790EE591F3E0676E34283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2828 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process 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 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-04_ec5f41b688a98adcaac2178450a4414b_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 2026-08-04_ec5f41b688a98adcaac2178450a4414b_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\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1785865053" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1785865053" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2828 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 2828 rundll32.exe 2828 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3188 wrote to memory of 2828 3188 2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_ec5f41b688a98adcaac2178450a4414b_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_ec5f41b688a98adcaac2178450a4414b_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:3188 -
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:2828
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 90KB
- SHA256 cbc8ad12aab9a38f29e564a691c956e9ee3e80b2457296cc12a451eb73cedae3
- MD5 061cc96c74dc2b4a150cc625a300892f
- SHA1 8ca2a3351f745b664f13085893b979fc07246aea
- SHA512 c079a4534094c9c832247e8f851f6d3a444ce35b332b7609ba45f20b019d71a1e83ce5f42cd4e2b661e36c5afe4b5c42c1d35763ad55aaa429f63e6bdb1ca27a
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLfKT9bH:zGoSK8eQcLfKT9bH
- TLSH T1AA935CAF75959CFCF4101EB4146A2BB1836B6960033A5BCB3B90DE255B3F1A75E34283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 91KB
- SHA256 84e6b7f5f309283c1692f6dcdd0e92c6e1104c51965124550d5a00b9640a0cdc
- MD5 f62a6deec9f62fd1bccc344fd530ad4f
- SHA1 bce4869435d0eef6a0644e42d59d99a4bb1c4e20
- SHA512 93bbf8a3bf83743c8f5e34eb5442dc420c120f8fdd889856f40005b720ada69c5960686edac6fe01ce969bd5b2693691a67a71bb44ab81d38464adb108c760cc
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLb1E4pEb:zGoSK8eQcLb1E4pEb
- TLSH T1E4934CAF75D688FCF4101EB0146A1BB18767A960033A4BCF3B90DE255A3F1675E38287
- MD5 SHA1 SHA512 SSDEEP TLSH