Detectionlowtest

Curl Usage on Linux

Detects a curl process start on linux, which indicates a file download from a remote location or a simple web request to a remote server

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Nasreddine Bencherchali (Nextron Systems)Created Thu Sep 15ea34fb97-e2c4-4afb-810f-785e4459b194linux

Log Source

LinuxProcess Creation

ProductLinux← raw: linux

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:
        Image|endswith: '/curl'
    condition: selection

False Positives

Scripts created by developers and admins

Administrative activity

References

MITRE ATT&CK

Tactics

Techniques

Rule Metadata

Rule ID

ea34fb97-e2c4-4afb-810f-785e4459b194

Status

test

Level

low

Type

Detection

Created

Thu Sep 15

Author

Path

rules/linux/process_creation/proc_creation_lnx_curl_usage.yml

Raw Tags

attack.command-and-controlattack.t1105