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Clear Linux or Mac System Logs - T1070.002

(ATT&CK® Technique)
Definition

Adversaries may clear system logs to hide evidence of an intrusion. macOS and Linux both keep track of system or user-initiated actions via system logs. The majority of native system logging is stored under the /var/log/ directory. Subfolders in this directory categorize logs by their related functions, such as:
D3FEND Inferred Relationships

Browse the D3FEND knowledge graph by clicking on the nodes below.
        graph LR;

     T1070002["Clear Linux or Mac System Logs"] --> |modifies| OperatingSystemLogFile["Operating System Log File"]; class T1070002 OffensiveTechniqueNode;
        class OperatingSystemLogFile ArtifactNode; click OperatingSystemLogFile href "../../../dao/artifact/d3f:OperatingSystemLogFile";
        click T1070002 href "../../../offensive-technique/attack/T1070.002/"; click OperatingSystemLogFile href "../../../dao/artifact/d3f:OperatingSystemLogFile";             FileEviction["File Eviction"] -->
          | deletes | OperatingSystemLogFile["Operating System Log File"];

          FileEviction["File Eviction"] -.->
            | may-evict | T1070002["Clear Linux or Mac System Logs"] ;
          class FileEviction DefensiveTechniqueNode;
          class OperatingSystemLogFile ArtifactNode;
          click FileEviction href "../../../technique/d3f:FileEviction"; FileEncryption["File Encryption"] -->
          | encrypts | OperatingSystemLogFile["Operating System Log File"];

          FileEncryption["File Encryption"] -.->
            | may-harden | T1070002["Clear Linux or Mac System Logs"] ;
          class FileEncryption DefensiveTechniqueNode;
          class OperatingSystemLogFile ArtifactNode;
          click FileEncryption href "../../../technique/d3f:FileEncryption";                           DecoyFile["Decoy File"] -->
          | spoofs | OperatingSystemLogFile["Operating System Log File"];

          DecoyFile["Decoy File"] -.->
            | may-deceive | T1070002["Clear Linux or Mac System Logs"] ;
          class DecoyFile DefensiveTechniqueNode;
          class OperatingSystemLogFile ArtifactNode;
          click DecoyFile href "../../../technique/d3f:DecoyFile"; FileIntegrityMonitoring["File Integrity Monitoring"] -->
          | analyzes | OperatingSystemLogFile["Operating System Log File"];

          FileIntegrityMonitoring["File Integrity Monitoring"] -.->
            | may-detect | T1070002["Clear Linux or Mac System Logs"] ;
          class FileIntegrityMonitoring DefensiveTechniqueNode;
          class OperatingSystemLogFile ArtifactNode;
          click FileIntegrityMonitoring href "../../../technique/d3f:FileIntegrityMonitoring";                           ContentModification["Content Modification"] -->
          | modifies | OperatingSystemLogFile["Operating System Log File"];

          ContentModification["Content Modification"] -.->
            | may-isolate | T1070002["Clear Linux or Mac System Logs"] ;
          class ContentModification DefensiveTechniqueNode;
          class OperatingSystemLogFile ArtifactNode;
          click ContentModification href "../../../technique/d3f:ContentModification"; ContentQuarantine["Content Quarantine"] -->
          | quarantines | OperatingSystemLogFile["Operating System Log File"];

          ContentQuarantine["Content Quarantine"] -.->
            | may-isolate | T1070002["Clear Linux or Mac System Logs"] ;
          class ContentQuarantine DefensiveTechniqueNode;
          class OperatingSystemLogFile ArtifactNode;
          click ContentQuarantine href "../../../technique/d3f:ContentQuarantine";                           RemoteFileAccessMediation["Remote File Access Mediation"] -->
          | isolates | OperatingSystemLogFile["Operating System Log File"];

          RemoteFileAccessMediation["Remote File Access Mediation"] -.->
            | may-isolate | T1070002["Clear Linux or Mac System Logs"] ;
          class RemoteFileAccessMediation DefensiveTechniqueNode;
          class OperatingSystemLogFile ArtifactNode;
          click RemoteFileAccessMediation href "../../../technique/d3f:RemoteFileAccessMediation";      ContentFiltering["Content Filtering"] -->
          | filters | OperatingSystemLogFile["Operating System Log File"];

          ContentFiltering["Content Filtering"] -.->
            | may-isolate | T1070002["Clear Linux or Mac System Logs"] ;
          class ContentFiltering DefensiveTechniqueNode;
          class OperatingSystemLogFile ArtifactNode;
          click ContentFiltering href "../../../technique/d3f:ContentFiltering";                SystemFileAnalysis["System File Analysis"] -->
          | analyzes | OperatingSystemLogFile["Operating System Log File"];

          SystemFileAnalysis["System File Analysis"] -.->
            | may-detect | T1070002["Clear Linux or Mac System Logs"] ;
          class SystemFileAnalysis DefensiveTechniqueNode;
          class OperatingSystemLogFile ArtifactNode;
          click SystemFileAnalysis href "../../../technique/d3f:SystemFileAnalysis"; FileAnalysis["File Analysis"] -->
          | analyzes | OperatingSystemLogFile["Operating System Log File"];

          FileAnalysis["File Analysis"] -.->
            | may-detect | T1070002["Clear Linux or Mac System Logs"] ;
          class FileAnalysis DefensiveTechniqueNode;
          class OperatingSystemLogFile ArtifactNode;
          click FileAnalysis href "../../../technique/d3f:FileAnalysis";                                 LocalFilePermissions["Local File Permissions"] -->
          | restricts | OperatingSystemLogFile["Operating System Log File"];

          LocalFilePermissions["Local File Permissions"] -.->
            | may-isolate | T1070002["Clear Linux or Mac System Logs"] ;
          class LocalFilePermissions DefensiveTechniqueNode;
          class OperatingSystemLogFile ArtifactNode;
          click LocalFilePermissions href "../../../technique/d3f:LocalFilePermissions"; RestoreFile["Restore File"] -->
          | restores | OperatingSystemLogFile["Operating System Log File"];

          RestoreFile["Restore File"] -.->
            | may-restore | T1070002["Clear Linux or Mac System Logs"] ;
          class RestoreFile DefensiveTechniqueNode;
          class OperatingSystemLogFile ArtifactNode;
          click RestoreFile href "../../../technique/d3f:RestoreFile";
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