Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-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 1444 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process 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 Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-04_71da33672f2031ffe9d7477b7754a616_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_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\txtfile\shell\open\command 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 rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 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\MSipv rundll32.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 (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\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 (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1785857068" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1785857068" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1444 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 1444 rundll32.exe 1444 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1940 wrote to memory of 1444 1940 2026-08-04_71da33672f2031ffe9d7477b7754a616_elex_glassworm_wannacry.exe 87
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:1940 -
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:1444
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 91KB
- SHA256 267d7c883d72d7641f52a6b5af6f8e94f9b675ac53f5a1a928881fc0e9a3ad4d
- MD5 b50b27e98a6e1d816f2ce819f0ee4b18
- SHA1 1998258c62e0f1ac4852f5c1927bf7c0e23f81c2
- SHA512 615efd67c2f5a897e39ff77690aba41ab2c9b8fe5e0c6b8115902356832f9b07c92c10d2455d83e1a58db5b0607cf52d6fda7bf27bf934e197ba869bfcb49c6a
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLwiGbdZU5A:zGoSK8eQcLwiGbdZU5A
- TLSH T1DB933BAF75968CF8F4101EB4146A17F187276960033A5BCF3B90DE696A3F1675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 87KB
- SHA256 d5468d2f380e2f25b427f818f50c0efeef588cd8ab5c78e570ac599471ef8d4d
- MD5 4a741993e85451ae0e767bdb44e48b68
- SHA1 13a6d4efe4b494283919ae0956d7dde8396242ac
- SHA512 83463695e0c5c9ab587eadc8ca3fffb998f879761d4855dff7476abf25f9cbb1d9568141a85b919e2fba59c7ce58066bccf53b99f6ed9d623ee181f817db7f50
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLBOk8I:zGoSK8eQcLBOk8I
- TLSH T115936D9F75D588FDF41029B0146A17B1873BA950133A9BCF3B90CE29993F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH