Analysis
- max time kernel
149s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 00:00
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe
- Size 94KB
- Sample260802-aaf3tsaf92
- SHA256 389852c0fe1eeb3a1a5338e570c6cb42e9556d8a34d3f38dda418aa6413dd9b7
- MD5 b1a0c4b8b7f521c1e6eaf4824fd792a9
- SHA1 efd6b7df073e6e34d0088c268082ea504b0c1bbc
- SHA512 a3594d0f4a668a5976b4f171276f1ae1476e7818e85f4371ff00e8b8a66e461ff7e7d927e58043b9040bf0a4b930e7b933979e3f4dde473268e0d33531dcefdb
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLyur9emUyGIt:zGoSK8eQcLyur9emjGIt
- TLSH T1259339AF76968CF8F4101EB4146A27B187676570033A4BCF3B80DE655F2E16B5E38293
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4380 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 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_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 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_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\MSipv 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1785628840" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1785628840" 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 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" 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\" %*" 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4380 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 4380 rundll32.exe 4380 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4340 wrote to memory of 4380 4340 2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-01_b1a0c4b8b7f521c1e6eaf4824fd792a9_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:4340 -
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:4380
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 84KB
- SHA256 42801f8503c82352cbd55bea9882b013a96b4e04c7d7c55d091e088af912bc4b
- MD5 b64affbfdcee825c7be3aedb2e6baff9
- SHA1 84c1cd728d195cb9d25c3bdc1bbf6fd768cb1f16
- SHA512 3690828b4b9b414f660ff3955f16a21040f9866c7018b48f7e154c7eac510fa6d7209146bb023fcd97ec5579e3d46e6ef2bfbc1c5109549dddcabbea52e7341c
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYm:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL/
- TLSH T135836D9F75D584FDF81025B0146B57B0857BA990137AAFCB3B90CD39843B1AB5A382C7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 85KB
- SHA256 61016e17f5ed7e2a7c5e5c62fc3b45aaf6b33a29ec9750e4fcc622fd5d4d5a87
- MD5 4c5d99ef60cc8346e45756fb8b47d90c
- SHA1 375d60416c64daed89162ea7320d4744477de62c
- SHA512 9b290cab947281bb3436964bcd85225bb799bfa9eca2f488b4bdd03a493ebe93c6ba1cf1e63f88025a3f296e4ef101f23a5e8dda2c828acb695cc5732302df2b
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYX:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLsR
- TLSH T17D836D9F75D588FDF81029B0146B17B1863BA990133A9FCB3B90CD39843B1A75A38287
- MD5 SHA1 SHA512 SSDEEP TLSH