mirror of
https://github.com/hunters-forge/OSSEM
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137 lines
6.6 KiB
YAML
137 lines
6.6 KiB
YAML
title: Data Sources
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description: null
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data_fields:
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- data_source: Access Tokens
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description: Logs tracking the identity and privileges of the user account associated
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with a process or thread.
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- data_source: Anti-virus
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description: Logs provided by AV providers such as alerts that need to be investigated
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- data_source: API monitoring
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description: Logs monitoring API calls on endpoints
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- data_source: Application Logs
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description: TBD
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- data_source: Asset Management
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description: Logs providing up to date information about active endpoints in an
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environment (Scope)
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- data_source: Authentication logs
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description: Logs tracking log on activity in an environment. For example, users
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authenticating to other endpoints via WinRM, WMI, etc.
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- data_source: Binary file metadata
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description: Information about binary files over the wire or locally on an endpoint.
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- data_source: BIOS
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description: Logs providing information about the integrity of existing BIOs
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- data_source: Browser extensions
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description: Logs monitoring for browser extensions or plugins that can add functionality
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and customize aspects of internet browsers. Monitoring for any new items written
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to the Registry or PE files written to disk could correlate with browser extension
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installation
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- data_source: Data loss prevention
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description: Logs monitoring file access and removable media devices. Those could
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be similar to the ones from Windows security logs object access category
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- data_source: Detonation chamber
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description: TBD
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- data_source: Digital Certificate Logs
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description: Logs needed to detect primarily suspicious Root certificate installations.
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For example, you can get good information about the use of this technique from
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the HKLM\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates registry keys
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- data_source: DLL monitoring
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description: Logs monitoring the creation, modification or rename of DLLs. For example.
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One could monitor HKLM\SYSTEM\CurrentControlSet\Control\Print\Monitors for DLLs
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loaded by spoolsv.exe
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- data_source: DNS records
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description: Logs monitoring for changes to DNS records in endpoints.
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- data_source: EFI
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description: Logs providing information about the integrity of existing EFI. EFI
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modules can be collected and compared against a known-clean list of EFI executable
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binaries to detect potentially malicious modules
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- data_source: Email gateway
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description: TBD
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- data_source: Environment variable
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description: Logs tracking users checking or changing their environment variables
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(HISTCONTROL). (Lunix/MacOs)
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- data_source: File monitoring
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description: Logs tracking any modification, creation or rename of files either
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locally or over the wire
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- data_source: Host network interface
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description: Logs tracking changes to the host network interface. For example, an
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adversary may place a network interface into promiscuous mode
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- data_source: Kernel drivers
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description: Logs monitoring the registry and file system for driver installs
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- data_source: Loaded DLLs
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description: Logs monitoring dlls being loaded by process execution. Similar approach
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to DLL monitoring. They both can be used together in certain techniques.
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- data_source: Mail server
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description: TBD
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- data_source: Malware reverse engineering
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description: Information obtained by looking at samples of malware. For example,
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it may be possible to obtain the algorithm and key from samples of malware using
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custom encryption. This can help to decode network traffic.
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- data_source: MBR
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description: Logs providing information about changes to the MBR (might not be provided
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by default logs on the endpoints)
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- data_source: Named Pipes
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description: Logs tracking named pipes creation and connection events (i.e Sysmon
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Event IDs 17 and 18)
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- data_source: Netflow/Enclave netflow
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description: Netflow logs - TBD
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- data_source: Network device logs
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description: TBD
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- data_source: Network intrusion detection system
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description: TBD
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- data_source: Network protocol analysis
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description: Network logs prodiving information about protocols being used in network
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connections. This can be obtained from endpoint and network data sets
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- data_source: Packet capture
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description: TBD
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- data_source: PowerShell logs
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description: Windows PowerShell logs
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- data_source: Process command-line parameters
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description: Logs monitoring process command line arguments
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- data_source: Process monitoring
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description: Logs monitoring process execution
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- data_source: Process use of network
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description: Logs tracking processes making network connections
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- data_source: Sensor health and status
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description: Logs monitoring data sensor status in case they are disabled to stop
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collecting and sending logs to a SIEM. For example, Sysmon EID 4 tells you when
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its service stops
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- data_source: Services
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description: Logs about services being installed or highjacked in a system (i.e
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Windows Security Log 4697 or Windows System log 7045)
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- data_source: SSL/TLS inspection
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description: Information about encrypted channels being used by adversaries. This
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could be part of netflow data
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- data_source: System calls
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description: TBD
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- data_source: Third-party application logs
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description: Logs indicating the usage of third party software. For example, an
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adversary using VNC
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- data_source: User interface
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description: Logs inidicating processes that normally require user-driven events.
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For example, clicking or typing a password in a fake credentials prompt. This
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might be provided by API monitoring data sources
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- data_source: VBR
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description: Logs tracking changes to the VBR (might not be provided by default
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logs on the endpoints)
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- data_source: Web application firewall logs
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description: TBD
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- data_source: Web logs
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description: TBD
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- data_source: Web proxy
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description: TBD
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- data_source: Windows Error Reporting
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description: Logs providing software and operating system crash information. OS
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system crash reports (usually offline analysis of crash reports need to happen)
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- data_source: Windows event logs
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description: Windows event logs used to track user creation, permissions modifications,
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and even changes to groups. Based on the techniques linked to this data source,
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it seemed to be also focused on scheduled tasks, account manipulations, account
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creation and SID-history logs. (We can say every Windows event log here)
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- data_source: Windows Registry
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description: Logs tracking any creation, deletion and modification of registry keys
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in Windows environments
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- data_source: WMI Objects
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description: Logs capturing WMI event subscription events
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references: []
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tags: []
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