Detectionlowtest
Screen Capture with Xwd
Detects adversary creating screen capture of a full with xwd. Highly recommended using rule on servers, due high usage of screenshot utilities on user workstations
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Log Source
Linuxauditd
ProductLinux← raw: linux
Serviceauditd← raw: auditd
Detection Logic
Detection Logic3 selectors
detection:
selection:
type: EXECVE
a0: xwd
xwd_root_window:
a1: '-root'
a2: '-out'
a3|endswith: '.xwd'
xwd_no_root_window:
a1: '-out'
a2|endswith: '.xwd'
condition: selection and 1 of xwd_*False Positives
Legitimate use of screenshot utility
MITRE ATT&CK
Tactics
Techniques
Rule Metadata
Rule ID
e2f17c5d-b02a-442b-9052-6eb89c9fec9c
Status
test
Level
low
Type
Detection
Created
Mon Sep 13
Modified
Sun Dec 18
Author
Path
rules/linux/auditd/execve/lnx_auditd_screencaputre_xwd.yml
Raw Tags
attack.collectionattack.t1113