Analysis
- max time kernel
149s - max time network
126s - 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, 15:07
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe
- Size 93KB
- Sample260820-shd8baszat
- SHA256 e65cda19c8b3da2860c94c5a33f5e980cb92cafa9dad4db3a54983fe5abdbdaa
- MD5 8a18ce843d5bf55799699c9870fb7870
- SHA1 7c930c4f5e861b5b1fdefd22dc88c89d4cbaf51e
- SHA512 4ee37d7cb07a78e3525d20908c49981b01af52b4245b5a3734e9b863b88929033dd94742665e874cddb58b25a42ebc7d85afa42123c96c8da70b7a91f0a44a4b
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLy9so4:zGoSK8eQcLy9so4
- TLSH T131933AAF76958CF9F4141EB4146A17B187676560033E4BCB3B90DE295B3F0675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4836 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_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-20_8a18ce843d5bf55799699c9870fb7870_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_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-20_8a18ce843d5bf55799699c9870fb7870_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_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-20_8a18ce843d5bf55799699c9870fb7870_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_8a18ce843d5bf55799699c9870fb7870_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\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1787238439" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1787238439" rundll32.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\exefile\shell\open\command 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-20_8a18ce843d5bf55799699c9870fb7870_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 - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4836 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 4836 rundll32.exe 4836 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4204 wrote to memory of 4836 4204 2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_8a18ce843d5bf55799699c9870fb7870_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_8a18ce843d5bf55799699c9870fb7870_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:4204 -
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:4836
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 90KB
- SHA256 737890d23d366a057d5969c1a05696aaa951fed2e2d5eaedb76bcdba13b94ab1
- MD5 7b375a7481fb5aa6fd1bfe84793d8ad9
- SHA1 268204bf22974448ebac799eb0b98cc23a4a396c
- SHA512 5dbc23b3f52c8d6b7d67ecc13edd89e6ec80b6ac7a8e9f902415871d817d0f7b3b99768634ab718afaa721cd548a43429a20aa7dd3a7f95a0cc3e84644e7fd9f
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLcgXE8W9G:zGoSK8eQcLcgXE8W9G
- TLSH T176933BAF759688F9F4101EB4146A17F187676960033A5BCF3790CE296A3F1675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 85KB
- SHA256 ed1a1f12c76ef076c33f8d4ac496089177060088c2919b32a685be566a5262e9
- MD5 6555317d2621f162a000a844d24ffad1
- SHA1 60e931699fe7aec8a39a3ea27df09d90c1fbe424
- SHA512 e465ca33fda6cc96ad3ec6746257a05f7564e7b6152c31f63034038739d6aff6ce4a70396d22cd623a4911d5dd47b00ab9c823a0cfebf01e1eea21b2207c0d15
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLJ00:zGoSK8eQcLJ00
- TLSH T118836D9F75D588FDF82029B0146A17F1863BA950133A9FCF3B90CD39943B1A75A38287
- MD5 SHA1 SHA512 SSDEEP TLSH