Analysis
- max time kernel
149s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
31/08/2026, 08:43
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe
- Size 97KB
- Sample260831-kmncsafe22
- SHA256 b367f63a46e14eaecff804424480d89d46490001ef6027343aadff13d2bcb299
- MD5 87695931c71e78611de132a4dc447ef5
- SHA1 bc7e315969e562020a96d11e3d5962dfa5e7c3c6
- SHA512 aecab6e5ae5e5601185fc1a6749e3c18b115f2cd75c7925bc9ee36b98740408f910a0375b677402e1a3bcac40fada90d0f4f72922c1e21c9b44a3336997f017e
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLGaB2o3/nB0MM:zGoSK8eQcLGaB2o3/nB0X
- TLSH T1FBA329AF759A8CB8F4141FB4216A26F687276530073A4BCF3780DE156F2E4675E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4584 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-30_87695931c71e78611de132a4dc447ef5_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 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-30_87695931c71e78611de132a4dc447ef5_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 2026-08-30_87695931c71e78611de132a4dc447ef5_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 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1788165796" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1788165796" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-30_87695931c71e78611de132a4dc447ef5_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\txtfile\shell\open\command 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.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 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4584 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 4584 rundll32.exe 4584 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4588 wrote to memory of 4584 4588 2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-30_87695931c71e78611de132a4dc447ef5_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-30_87695931c71e78611de132a4dc447ef5_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:4588 -
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:4584
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 85KB
- SHA256 c77f997e06367a8e83efb9980af99bc0a573d82bcf9e992f3ebe1c6de8648bf4
- MD5 40c7e7a550a809de5a2f6a5ce4a48228
- SHA1 6ee04bd9005011edda38a082392b4fed911b9dfb
- SHA512 a66f120caec4076b814a8c1730727cd63ae44e7279d2a1f03d10301891b34611532c7bbed7a88510e9aacaf0e77390250510653b286c050e686c1a8919df85b0
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYD:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLiX
- TLSH T1B9836D9F75D588FDF81029B0146A57B1863BA950133A9BCF3B90CD39953F1AB5E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 90KB
- SHA256 6370ea7595ac96f3d6dfeafc82b466594ac9bc04207df670f0e004ce49740967
- MD5 3944209900c11f8c664ad00450969e64
- SHA1 ba6b2c08e24d168af2b6ad41791ba5f48117b5d8
- SHA512 a73bccb5595657d8c9a822e350965036d10df09df484b6ba360804eaeefe2cb2258212fb7f667ac83d1922a76cfc37dbfe657dd0714a3d94c6e22124d99cfe1b
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLKBjK+q/:zGoSK8eQcLKBjK+q/
- TLSH T1B9935CAF75D588FDF4101EB4146A27B187276960033A5BCF3B90CE295A3F1A75E38283
- MD5 SHA1 SHA512 SSDEEP TLSH