Detectionmediumtest

Potential Linux Process Code Injection Via DD Utility

Detects the injection of code by overwriting the memory map of a Linux process using the "dd" Linux command.

Convert In Phoenix Studio

Open this Sigma rule in the converter with the YAML preloaded and ready for backend selection.

Launch

Joseph KamauCreated Fri Dec 014cad6c64-d6df-42d6-8dae-eb78defdc415linux

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: '/dd'
        CommandLine|contains|all:
            - 'of='
            - '/proc/'
            - '/mem'
    condition: selection

False Positives

Unknown

False positive likelihood has not been assessed. Additional context may be needed during triage.

References

MITRE ATT&CK

Tactics

TA0004 · Privilege Escalation TA0005 · Defense Evasion

Sub-techniques

T1055.009 · Proc Memory

Rule Metadata

Rule ID

4cad6c64-d6df-42d6-8dae-eb78defdc415

Status

test

Level

medium

Type

Detection

Created

Fri Dec 01

Author

Joseph Kamau

Path

rules/linux/process_creation/proc_creation_lnx_dd_process_injection.yml

Raw Tags

attack.privilege-escalationattack.defense-evasionattack.t1055.009

View on GitHub