Analysis
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max time kernel
102s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
22-02-2025 19:32
Behavioral task
behavioral1
Sample
JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe
Resource
win10v2004-20250217-en
General
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Target
JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe
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Size
281KB
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MD5
1bc43472f1db1a49b463a62674303485
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SHA1
5d69d2befe138e4ca60cde05e0beb631b5c1ff0e
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SHA256
24699c98062ab92c00baa322bfb922d57feaa4699d311baef0c16bdd71e90810
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SHA512
08d0a17f38dbf0994ee534b82d729f104e2bcad5f75ff32d2c82e0478426ca678972e9cfc944e3fd6f162a440adef78371f7186669c1d82202b9b7dffd87a4ef
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SSDEEP
6144:gScrL/4mp8D6WGc/YSlIipBReubLzeh7Yy0DMIdeiijX:xcIy78QSVnNyhsFMCeHjX
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 8 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Users\\Admin\\AppData\\Roaming\\install\\server.exe" server.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run server.exe Set value (str) \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Users\\Admin\\AppData\\Roaming\\install\\server.exe" server.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\system32\\install\\server.exe" JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe Set value (str) \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Policies = "C:\\Windows\\system32\\install\\server.exe" JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe -
Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{2316S8A6-46LM-CQCO-M726-0F6E1F718E7M} JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2316S8A6-46LM-CQCO-M726-0F6E1F718E7M}\StubPath = "C:\\Windows\\system32\\install\\server.exe Restart" JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{2316S8A6-46LM-CQCO-M726-0F6E1F718E7M} server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2316S8A6-46LM-CQCO-M726-0F6E1F718E7M}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\install\\server.exe Restart" server.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Control Panel\International\Geo\Nation JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe Key value queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Control Panel\International\Geo\Nation server.exe -
Executes dropped EXE 3 IoCs
pid Process 2680 server.exe 3564 server.exe 4868 server.exe -
Loads dropped DLL 1 IoCs
pid Process 2380 server.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\install\\server.exe" JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe Set value (str) \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\install\\server.exe" JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Users\\Admin\\AppData\\Roaming\\install\\server.exe" server.exe Set value (str) \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Users\\Admin\\AppData\\Roaming\\install\\server.exe" server.exe -
Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\install\server.exe JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe File opened for modification C:\Windows\SysWOW64\install\server.exe JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe File opened for modification C:\Windows\SysWOW64\install\server.exe server.exe File created C:\Windows\SysWOW64\install\server.exe server.exe File opened for modification C:\Windows\SysWOW64\install\server.exe server.exe -
resource yara_rule behavioral2/memory/3048-2-0x0000000010410000-0x0000000010482000-memory.dmp upx behavioral2/memory/808-68-0x0000000010490000-0x0000000010502000-memory.dmp upx behavioral2/memory/3048-63-0x0000000010490000-0x0000000010502000-memory.dmp upx behavioral2/memory/808-86-0x0000000010490000-0x0000000010502000-memory.dmp upx behavioral2/memory/3336-153-0x0000000010590000-0x0000000010602000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 6 IoCs
pid pid_target Process procid_target 2808 808 WerFault.exe 86 4012 3336 WerFault.exe 91 4224 2748 WerFault.exe 95 3656 2380 WerFault.exe 99 2912 1052 WerFault.exe 103 1808 4868 WerFault.exe 107 -
System Location Discovery: System Language Discovery 1 TTPs 7 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 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 2680 server.exe 2680 server.exe 3564 server.exe 3564 server.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 2680 server.exe 3564 server.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56 PID 3048 wrote to memory of 3376 3048 JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe 56
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3376
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe"2⤵
- Adds policy Run key to start application
- Boot or Logon Autostart Execution: Active Setup
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3048 -
C:\Windows\SysWOW64\explorer.exeexplorer.exe3⤵
- System Location Discovery: System Language Discovery
PID:808 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 808 -s 8204⤵
- Program crash
PID:2808
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"3⤵PID:1080
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1bc43472f1db1a49b463a62674303485.exe"3⤵PID:3336
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3336 -s 5044⤵
- Program crash
PID:4012
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C:\Windows\SysWOW64\install\server.exe"C:\Windows\system32\install\server.exe"3⤵
- Adds policy Run key to start application
- Boot or Logon Autostart Execution: Active Setup
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:2680 -
C:\Windows\SysWOW64\explorer.exeexplorer.exe4⤵
- System Location Discovery: System Language Discovery
PID:2748 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 8125⤵
- Program crash
PID:4224
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"4⤵PID:768
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C:\Windows\SysWOW64\install\server.exe"C:\Windows\SysWOW64\install\server.exe"4⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2380 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 5285⤵
- Program crash
PID:3656
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C:\Users\Admin\AppData\Roaming\install\server.exe"C:\Users\Admin\AppData\Roaming\install\server.exe"4⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:3564 -
C:\Windows\SysWOW64\explorer.exeexplorer.exe5⤵
- System Location Discovery: System Language Discovery
PID:1052 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1052 -s 8206⤵
- Program crash
PID:2912
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵PID:4388
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C:\Users\Admin\AppData\Roaming\install\server.exe"C:\Users\Admin\AppData\Roaming\install\server.exe"5⤵
- Executes dropped EXE
PID:4868 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4868 -s 4966⤵
- Program crash
PID:1808
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 808 -ip 8081⤵PID:4252
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3336 -ip 33361⤵PID:1256
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2748 -ip 27481⤵PID:4868
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2380 -ip 23801⤵PID:5088
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1052 -ip 10521⤵PID:2476
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4868 -ip 48681⤵PID:4544
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
2Privilege Escalation
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
236KB
MD57b049037ce3b9c343bd568aa99718b37
SHA13f5b8967b8b2da2c20d2d01b3562dc3ba09e4370
SHA256f5be3c26463a17edf99eb588f8ed127b320990741d4bbf7565bec0e587664a5b
SHA5121e4b5936e9d986136df57ebf31e1f958c6e7e306a761166687300abcaf066d07380f27dc95d1c7ea2e284899af3fe08752f4809cf230a2e20122cbdaeb5a0d8a
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Filesize
236KB
MD5c8207d3e5987910bea5ff02e52c1a908
SHA1a4bff4facfbb48b73a7ec87993ed68de3f818c4d
SHA256c142ab29966721fd75a78c10aec6a3d5cf04ca0ff97c1fcb246edaca0009a4b3
SHA51242735f0e9d215bc10c89c8c58bb2779a79aac1f18aca77322dd43fb8771a31ed22e48ea80f7cc2298ad3a80a5b78167492a762d847fc28ec6b050ce2608633f4
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Filesize
281KB
MD51bc43472f1db1a49b463a62674303485
SHA15d69d2befe138e4ca60cde05e0beb631b5c1ff0e
SHA25624699c98062ab92c00baa322bfb922d57feaa4699d311baef0c16bdd71e90810
SHA51208d0a17f38dbf0994ee534b82d729f104e2bcad5f75ff32d2c82e0478426ca678972e9cfc944e3fd6f162a440adef78371f7186669c1d82202b9b7dffd87a4ef