Analysis
- max time kernel
149s - max time network
128s - 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, 15:24
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe
- Size 97KB
- Sample260804-ss7mlsch27
- SHA256 f8f2ad0de959c402123f075c4bb0c1a74ce5b72e89f829ad58866c21daef8b54
- MD5 71da33672f2031ffe9d7477b7754a616
- SHA1 65a4f1050cf8747edcb5188963e75b0071c8d6c9
- SHA512 ca598c9630b93ed059a0bf1b7d0f6e7a48efdc32d2b6eee4be9f967cfe1f57291c2236d7db0304b84435a0ad7e408e3b1b345d64967c2f8be8286062a4b19b8d
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLMGa99lBPmLY5GYOL:zGoSK8eQcLMGa99lBPmLY5GYOL
- TLSH T11CA339AF76A58CF8F4141EB0156A1AF287676530033A4BCF3790DE656F2E1675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3316 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-04_71da33672f2031ffe9d7477b7754a616_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 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-04_71da33672f2031ffe9d7477b7754a616_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_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-04_71da33672f2031ffe9d7477b7754a616_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_71da33672f2031ffe9d7477b7754a616_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 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1785857070" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1785857070" 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\" %*" 2026-08-04_71da33672f2031ffe9d7477b7754a616_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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3316 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 3316 rundll32.exe 3316 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 556 wrote to memory of 3316 556 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_71da33672f2031ffe9d7477b7754a616_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:556 -
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:3316
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 84KB
- SHA256 db1f5586b7367ceecd5c660629df2441c7f09113e77023b391b243a41e15c055
- MD5 fd5857305e1f3af0c5727ff80b31c87d
- SHA1 7740c5b13d5aebdc3acaf2c3c429f5dd1cb1028d
- SHA512 8e21cb615e04937f77610d063187d2f45db2ef8ec5337dd8e6ec0f243ebcd24fbd3d22e7f5fd3fc50f0983512f7151925951cc19b35f0b386254e469cf0c3725
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcY8:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLh
- TLSH T1FA836D9F75D588FDF81025B0146B17B1863BA990137AABCF3B90CD39843B1A75A382C7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 89KB
- SHA256 4b8da3115c4b5822959860882c4ffc6e4ff465bde6c1d73cebd1dbb3cdbcb8e7
- MD5 36f284ab220d0c4e680a6a6841575b61
- SHA1 4e57b720413059790fe608b0f5606604af90a822
- SHA512 50214b207a7615e288103775b5d0eeeec3a7d72f3efad317b2120e95f3738a02d9558d5d9591210de57004ceca94b6e2aa60513616398671024c3da70cd4c272
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYS:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLOk
- TLSH T1C9935B9F76968CFDF4101EB4146A27B187275960033A5BCB3B90DE295B3F1A75E38283
- MD5 SHA1 SHA512 SSDEEP TLSH