Detectionhightest

Conhost.exe CommandLine Path Traversal

detects the usage of path traversal in conhost.exe indicating possible command/argument confusion/hijacking

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Nasreddine Bencherchali (Nextron Systems)Created Tue Jun 14ee5e119b-1f75-4b34-add8-3be976961e39windows

Log Source

WindowsProcess Creation

ProductWindows← raw: windows

CategoryProcess Creation← raw: process_creation

Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.

Detection Logic

detection:
    selection:
        ParentCommandLine|contains: 'conhost'
        CommandLine|contains: '/../../'
    condition: selection

False Positives

Unlikely

False positives are unlikely for most environments. High confidence detection.

References

MITRE ATT&CK

Tactics

Sub-techniques

Rule Metadata

Rule ID

ee5e119b-1f75-4b34-add8-3be976961e39

Status

test

Level

high

Type

Detection

Created

Tue Jun 14

Author

Path

rules/windows/process_creation/proc_creation_win_conhost_path_traversal.yml

Raw Tags

attack.executionattack.t1059.003