Analysis
- max time kernel
149s - max time network
152s - 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, 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 3528 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-1-5-21-1788976790-1541110888-1636651838-1000\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 4948 3528 WerFault.exe 87 3608 1940 WerFault.exe 86 - 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 1940 2026-08-04_fce6aabfacc941b08bb1dfdac2261be2_elex_wannacry.exe 3528 winlgon.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1940 wrote to memory of 3528 1940 2026-08-04_fce6aabfacc941b08bb1dfdac2261be2_elex_wannacry.exe 87
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:1940 -
\??\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:3528 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3528 -s 6883⤵
- Program crash
PID:4948
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 5722⤵
- Program crash
PID:3608
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3528 -ip 35281⤵PID:2328
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1940 -ip 19401⤵PID:3532
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 ae7e7641b2760173097f9cad3ca10630b979dbfc8e13ea5bf60220387e40f7a9
- MD5 dd7efbd6a27e49668e6dd640b34cfce2
- SHA1 2b579c5ed680a09b86059d87cc7a7c95e08597a6
- SHA512 2d18f64fe05c5320a66ef10a1b9d6d989f147e83c93e2a5651c378924ffe9c4fd31402e4d75bbc9a7b40198732f8b262cd0a0174a0702a4352f3971f32ffa5c9
- SSDEEP 1536:0bSshapMJgKJUuxm2mfJPtOgqm1s/XZmj:Y25KJFwfJPtOgqm2/XZ+
- TLSH T10C734B97EA6A0865EB50427054AE4A72B933FC69CF1B7E8353CCDE2D1C371929C2416F
- MD5 SHA1 SHA512 SSDEEP TLSH