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Analysis
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max time kernel
148s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10/08/2024, 07:34
Behavioral task
behavioral1
Sample
8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe
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Size
204KB
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MD5
8548dd17f0f665cc94431d513dbbf7f8
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SHA1
4a87a8906e025657f46b6bc9ab7ed22757bd9621
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SHA256
e3bc4dd01df081b5ff59f5b0f2af56e84067c49c53efbe8b7bc757defac8879f
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SHA512
cd72bbc4aadc042ba85d8870756d5f7a2c167414bcc3aab89f94eb0fc56ab1942f81e419af742aac9a83a97a232c675e068d1ed4b0325eef191acc4037d377b1
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SSDEEP
6144:tEvjSkZ5AqUTyKkp09suOkTiyzQUvOQ7bXQb1CoS:ISkjd7KxXFhUUvOOjoS
Malware Config
Signatures
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Modifies firewall policy service 3 TTPs 10 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\MSASCui.exe = "C:\\Users\\Admin\\AppData\\Roaming\\MSASCui.exe:*:Enabled:Windows Messanger" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List reg.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe:*:Enabled:Windows Messanger" reg.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile reg.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications reg.exe -
Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\Microsoft Windows Defender Process = "C:\\Users\\Admin\\AppData\\Roaming\\MSASCui.exe" 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.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\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{DAECD4FD-FEFB-AFBE-AEFA-5D0B75C5B5CD} 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{DAECD4FD-FEFB-AFBE-AEFA-5D0B75C5B5CD}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\MSASCui.exe" 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{DAECD4FD-FEFB-AFBE-AEFA-5D0B75C5B5CD} 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{DAECD4FD-FEFB-AFBE-AEFA-5D0B75C5B5CD}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\MSASCui.exe" 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/5048-0-0x0000000000400000-0x00000000004EA000-memory.dmp upx behavioral2/memory/448-5-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral2/memory/448-7-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral2/memory/448-3-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral2/memory/5048-12-0x0000000000400000-0x00000000004EA000-memory.dmp upx behavioral2/memory/448-15-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral2/memory/448-16-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral2/memory/448-18-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral2/memory/448-19-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral2/memory/448-20-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral2/memory/448-22-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral2/memory/448-26-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral2/memory/448-32-0x0000000000400000-0x0000000000473000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Defender Process = "C:\\Users\\Admin\\AppData\\Roaming\\MSASCui.exe" 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows Defender Process = "C:\\Users\\Admin\\AppData\\Roaming\\MSASCui.exe" 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5048 set thread context of 448 5048 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 88 -
System Location Discovery: System Language Discovery 1 TTPs 10 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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies registry key 1 TTPs 4 IoCs
pid Process 4700 reg.exe 1776 reg.exe 3916 reg.exe 3808 reg.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: 1 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeCreateTokenPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeAssignPrimaryTokenPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeLockMemoryPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeMachineAccountPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeTcbPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeSecurityPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeLoadDriverPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeSystemProfilePrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeSystemtimePrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeCreatePermanentPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeBackupPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeRestorePrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeShutdownPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeDebugPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeAuditPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeUndockPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeSyncAgentPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeEnableDelegationPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeManageVolumePrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeImpersonatePrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: 31 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: 32 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: 33 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: 34 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe Token: 35 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 5048 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 5048 wrote to memory of 448 5048 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 88 PID 5048 wrote to memory of 448 5048 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 88 PID 5048 wrote to memory of 448 5048 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 88 PID 5048 wrote to memory of 448 5048 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 88 PID 5048 wrote to memory of 448 5048 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 88 PID 5048 wrote to memory of 448 5048 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 88 PID 5048 wrote to memory of 448 5048 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 88 PID 5048 wrote to memory of 448 5048 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 88 PID 448 wrote to memory of 3664 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 89 PID 448 wrote to memory of 3664 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 89 PID 448 wrote to memory of 3664 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 89 PID 448 wrote to memory of 4576 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 90 PID 448 wrote to memory of 4576 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 90 PID 448 wrote to memory of 4576 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 90 PID 448 wrote to memory of 4364 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 91 PID 448 wrote to memory of 4364 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 91 PID 448 wrote to memory of 4364 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 91 PID 448 wrote to memory of 1940 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 92 PID 448 wrote to memory of 1940 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 92 PID 448 wrote to memory of 1940 448 8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe 92 PID 3664 wrote to memory of 4700 3664 cmd.exe 97 PID 3664 wrote to memory of 4700 3664 cmd.exe 97 PID 3664 wrote to memory of 4700 3664 cmd.exe 97 PID 4576 wrote to memory of 1776 4576 cmd.exe 98 PID 4576 wrote to memory of 1776 4576 cmd.exe 98 PID 4576 wrote to memory of 1776 4576 cmd.exe 98 PID 1940 wrote to memory of 3808 1940 cmd.exe 99 PID 1940 wrote to memory of 3808 1940 cmd.exe 99 PID 1940 wrote to memory of 3808 1940 cmd.exe 99 PID 4364 wrote to memory of 3916 4364 cmd.exe 100 PID 4364 wrote to memory of 3916 4364 cmd.exe 100 PID 4364 wrote to memory of 3916 4364 cmd.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5048 -
C:\Users\Admin\AppData\Local\Temp\8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe2⤵
- Adds policy Run key to start application
- Boot or Logon Autostart Execution: Active Setup
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:448 -
C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3664 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4700
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe:*:Enabled:Windows Messanger" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4576 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\8548dd17f0f665cc94431d513dbbf7f8_JaffaCakes118.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:1776
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4364 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3916
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C:\Windows\SysWOW64\cmd.execmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\MSASCui.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\MSASCui.exe:*:Enabled:Windows Messanger" /f3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Windows\SysWOW64\reg.exeREG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\MSASCui.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\MSASCui.exe:*:Enabled:Windows Messanger" /f4⤵
- Modifies firewall policy service
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3808
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1