Analysis
- max time kernel
150s - max time network
115s - 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, 22:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe
- Size 88KB
- Sample260820-2aa1cszwf1
- SHA256 bb5c49eb2abef4f0179afc8f37959d6793c1713ebe3d4e132aaaccdf8080b5d2
- MD5 005703f5ae9a50c8a0ba22542479fe8f
- SHA1 0449e4ba29976392f94d6671a7ddfc313dc93b97
- SHA512 b5c5b091e7919d20127c7b74c258a614fac11e004cf8fe85966261f92ded1815e8e2e8b85ebdaab8a90b63759705d987920b9d9ef528410c358f073096a441e0
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLJ51GAr:zGoSK8eQcLJ51GAr
- TLSH T193934C9F75D588FDF4141EB0146A17B18727A960033A5BCF3B90CE299A3F1A75E38287
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4244 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_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_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 created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_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_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_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_005703f5ae9a50c8a0ba22542479fe8f_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\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1787264538" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1787264538" rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4244 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 4244 rundll32.exe 4244 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1856 wrote to memory of 4244 1856 2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_005703f5ae9a50c8a0ba22542479fe8f_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:1856 -
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:4244
-
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 87KB
- SHA256 4518b7036c5288a27828b980927a4a1bf4c844ab3ff7f1f67d8c5bd1ada2325c
- MD5 5fab142831fc2e9af069b1abbd1f358f
- SHA1 dc783087ce2b0a37fa96c9585daccb53433bac22
- SHA512 ab71fbef71997e56e6c85dfdb537c7cf56bda8b9103a547cfcbaecf5bcf94c51029a82a93b7ba1470785ccc081ce27c6b0f6e9fdaa8bd687f880d6f306b89331
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLeqB:zGoSK8eQcLeqB
- TLSH T1A8935C9F75D598FDF4102DB0146A17B1873BA950133A5BCB3B90CD299A3F1A75E38283
- MD5 SHA1 SHA512 SSDEEP TLSH