Query: detect Detects changes to the default RDP port. Remote desktop is a common feature in operating systems. It allows a user to lo in logs
Matching passage: Sigma rule: Detects changes to the default RDP port. Remote desktop is a common feature in operating systems. It allows a user to lo. Logsource: windows / registry_set. Rule: title: Default RDP Port Changed to Non Standard Port id: 509e84b9-a71a-40e0-834f-05470369bd1e status: test description: 'Detects changes to the default RDP port. Remote desktop is a common feature in operating systems. It allows a user to log into a remote system using an interactive session with a graphical user interface. Microsoft refers to its implementation of the Remote Desktop Protocol (RDP) as Remote Desktop Services (RDS). ' references: - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1021.001/T1021.001.md author: frack113 date: 2022-01-01 modified: 2024-03-25 tags: - attack.privilege-escalation - attack.persistence - attack.t1547.010 logsource: category: registry_set product: windows detection: selection: TargetObject|endswith: \Control\Terminal Server\WinStations\RDP-Tcp\PortNumber filter_main_port: Details: DWORD (0x00000d3d) condition: selection and not 1 of filter_main_* falsepositives: - Unknown level: high regression_tests_path: regression_data/rules/windows/registry/registry_set/registry_set_change_rdp_port/info.yml simulation: - type: atomic-red-team name: Changing RDP Port to Non Standard Port via Powershell technique: T1021.001 atomic_guid: 2f840dd4-8a2e-4f44-beb3-6b2399ea3771 - type: atomic-red-team name: Changing RDP Port to Non Standard Port via Command_Prompt technique: T1021.001 atomic_guid: 74ace21e-a31c-4f7d-b540-53e4eb6d1f73
Near-miss passage: Sigma rule: Detects when an attacker tries to disable User Account Control (UAC) notification by tampering with the "UACDisableNotif. Logsource: windows / registry_set. Rule: title: UAC Notification Disabled id: c5f6a85d-b647-40f7-bbad-c10b66bab038 related: - id: 0d7ceeef-3539-4392-8953-3dc664912714 type: similar - id: 48437c39-9e5f-47fb-af95-3d663c3f2919 type: similar status: test description: 'Detects when an attacker tries to disable User Account Control (UAC) notification by tampering with the "UACDisableNotify" value. UAC is a critical security feature in Windows that prevents unauthorized changes to the operating system. It prompts the user for permission or an administrator password before allowing actions that could affect the system''s operation or change settings that affect other users. When "UACDisableNotify" is set to 1, UAC prompts are suppressed. ' references: - https://github.com/redcanaryco/atomic-red-team/blob/7e11e9b79583545f208a6dc3fa062f2ed443d999/atomics/T1548.002/T1548.002.md - https://securityintelligence.com/x-force/x-force-hive0129-targeting-financial-institutions-latam-banking-trojan/ author: frack113, Nasreddine Bencherchali (Nextron Systems) date: 2024-05-10 tags: - attack.privilege-escalation - attack.t1548.002 logsource: category: registry_set product: windows detection: selection: TargetObject|contains: \Microsoft\Security Center\UACDisableNotify Details: DWORD (0x00000001) condition: selection falsepositives: - Unknown level: medium