Analysis
- max time kernel
148s - max time network
144s - 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, 13:22
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-04_fce6aabfacc941b08bb1dfdac2261be2_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_fce6aabfacc941b08bb1dfdac2261be2_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-04_fce6aabfacc941b08bb1dfdac2261be2_elex_wannacry.exe
- Size 76KB
- Sample260804-qmmzxabe52
- SHA256 9f70eaa6a12d0576e774f610bf55d42b004f2874648b2b092c938d162150d7ff
- MD5 fce6aabfacc941b08bb1dfdac2261be2
- SHA1 7552a49b080c633947154d51349acc7032637f3f
- SHA512 264cffc1b4dea04f148b82a124bd1b4ecec4dde93d05f6d31acc110c23c5acd1ae0f0f141ec26442720f0a48664d7b94f526238e43567bf9e95101e3b9cdd844
- SSDEEP 1536:0bSshapMJgKJUuxm2mfJPtOgqm1s/XZmF:Y25KJFwfJPtOgqm2/XZg
- TLSH T1C7734B97EA6A0865EB50427054EE4A72B933FC698F1B7E8353CCDE2D1C371929C2416F
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4340 winlgon.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\winlgon.exe = "c:\\users\\admin\\appdata\\local\\temp\\winlgon.exe" 2026-08-04_fce6aabfacc941b08bb1dfdac2261be2_elex_wannacry.exe Set value (str) \REGISTRY\USER\S-1-5-21-1738198120-2966725515-3980530802-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlgon.exe = "c:\\users\\admin\\appdata\\local\\temp\\winlgon.exe" 2026-08-04_fce6aabfacc941b08bb1dfdac2261be2_elex_wannacry.exe - Program crash 2 IoCs
pid pid_target Process procid_target 5432 4340 WerFault.exe 89 3356 4756 WerFault.exe 88 - 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_fce6aabfacc941b08bb1dfdac2261be2_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winlgon.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4756 2026-08-04_fce6aabfacc941b08bb1dfdac2261be2_elex_wannacry.exe 4340 winlgon.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4756 wrote to memory of 4340 4756 2026-08-04_fce6aabfacc941b08bb1dfdac2261be2_elex_wannacry.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-04_fce6aabfacc941b08bb1dfdac2261be2_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_fce6aabfacc941b08bb1dfdac2261be2_elex_wannacry.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4756 -
\??\c:\users\admin\appdata\local\temp\winlgon.exec:\users\admin\appdata\local\temp\winlgon.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4340 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4340 -s 7363⤵
- Program crash
PID:5432
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4756 -s 6202⤵
- Program crash
PID:3356
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4340 -ip 43401⤵PID:4384
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 4756 -ip 47561⤵PID:1352
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\winlgon.exe
- Size 76KB
- SHA256 ed714aba7106799ab3ae08db881772097e50cd191804847257c52f733a7ad6b5
- MD5 a98b71479be8b1292d8b2f29ade6cc74
- SHA1 19811666899565a707482cb0ea5873209615ca12
- SHA512 85aaa28a4cc0a52f4c3d309a38b8177fedc860eb23844ca86319a16cdbd7c6b324efddacf48ee3d2402a370b74cf3cc1b4c5cde80a745c9f14d8a362ee8f49a2
- SSDEEP 1536:0bSshapMJgKJUuxm2mfJPtOgqm1s/XZmS:Y25KJFwfJPtOgqm2/XZH
- TLSH T132734B97EA6A0865EB50427054EE4A72B933FC698F1B7E8353CCDE2D1C371929C2416F
- MD5 SHA1 SHA512 SSDEEP TLSH