Data from Local System T1005
Tactic: Collection
Adversaries may search local system sources, such as file systems, configuration files, local databases, virtual machine files, or process memory, to find files of interest and sensitive data prior to Exfiltration.
Events covered
20 catalog events are tagged with this technique by at least one rule.
Authoring guide
These 77 rules share fields, values, and exclusions.
Fields filtered most (87 distinct)
These fields appear most often in rule filters.
Top indicator values (672 distinct)
These values appear most often in rule predicates.
Exclusions (162 distinct)
These values appear most often in top-level exclusions.
Rules under this technique
These vendors publish rules tagged with this technique.
Sigma 14 rules
- ADFS Database Named Pipe Connection By Uncommon Tool
- AWS EC2 VM Export Failure
- Cisco Collect Data
- Crash Dump Created By Operating System
- Esentutl Steals Browser Information
- OpenCanary - SMB File Open Request
- Potential Conti Ransomware Database Dumping Activity Via SQLCmd
- Script Interpreter Spawning Credential Scanner - Linux
- Script Interpreter Spawning Credential Scanner - Windows
- Shai-Hulud NPM Package Malicious Exfiltration via Curl
- SQLite Chromium Profile Data DB Access
- SQLite Firefox Profile Data DB Access
- Veeam Backup Database Suspicious Query
- VeeamBackup Database Credentials Dump Via Sqlcmd.EXE
Elastic 38 rules
- Accessing Outlook Data Files
- Attempted Private Key Access
- AWS Credentials Searched For Inside A Container
- AWS EC2 Export Task
- Credential Access via TruffleHog Execution
- Encrypting Files with WinRar or 7z
- Exchange Mailbox Export via PowerShell
- Exporting Exchange Mailbox via PowerShell
- GenAI Process Accessing Sensitive Files
- Kernel Seeking Activity
- Kubernetes Service Account Secret Access
- Linux init (PID 1) Secret Dump via GDB
- LLM-Based Curl Activity Triage
- LLM-Based Curl Activity Triage via Auditd
- LLM-Based Wget Activity Triage
- LLM-Based Wget Activity Triage via Auditd
- M365 Purview DLP Signal
- Manual Memory Dumping via Proc Filesystem
- Potential Data Exfiltration Through Wget
- Potential Linux Credential Dumping via Unshadow
- Potential Memory Seeking Activity
- Potential Privacy Control Bypass via Localhost Secure Copy
- Potential Suspicious DebugFS Root Device Access
- Sensitive File Access followed by Compression
- Sensitive File Access via Rsync
- Sensitive File Compression Detected via Defend for Containers
- Sensitive File Copy via Ditto
- Sensitive Files Compression
- Sensitive Files Compression Inside A Container
- Sensitive Keys Or Passwords Search Detected via Defend for Containers
- Service Account Namespace Read Detected via Defend for Containers
- Service Account Token or Certificate Read Detected via Defend for Containers
- Suspicious TCC Access Granted for User Folders
- Suspicious Web Browser Sensitive File Access
- SystemKey Access via Command Line
- TCC Bypass via Mounted APFS Snapshot Access
- Unusual Web Config File Access
- Web Server Local File Inclusion Activity
Splunk 11 rules
- Cisco ASA - Device File Copy Activity
- Cisco ASA - Device File Copy to Remote Location
- Cisco TFTP Server Configuration for Data Exfiltration
- Esentutl.exe Collecting Browser Data (Sysmon)
- ESXi Sensitive Files Accessed
- ESXi VM Exported via Remote Tool
- PTC Windchill Gateway Command Execution
- Sqlite Module In Temp Folder
- Windows Copy Files (PowerShell)
- Windows Copy Files (Sysmon)
- Windows Copy Files (Windows Event Log)
Kusto 10 rules
- AD FS Remote Auth Sync Connection
- AD FS Remote HTTP Network Connection
- ADFS Database Named Pipe Connection
- ADFS DKM Master Key Export
- Deimos Component Execution
- Microsoft Entra ID Health Monitoring Agent Registry Keys Access
- Microsoft Entra ID Health Service Agents Registry Keys Access
- OracleDBAudit - Query on Sensitive Table
- SailPointIdentityNowAlertForTriggers
- SonicWall - Allowed SSH, Telnet, and RDP Connections
YARA-L 2 rules
- sap sensitive tables direct access by rfc logon data table
- sap sensitive tables direct access by rfc logon static list