Detectionmediumtest
PowerShell ICMP Exfiltration
Detects Exfiltration Over Alternative Protocol - ICMP. Adversaries may steal data by exfiltrating it over an un-encrypted network protocol other than that of the existing command and control channel.
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Launch
Bartlomiej Czyz, oscd.communityCreated Sat Oct 10Updated Sun Dec 254c4af3cd-2115-479c-8193-6b8bfce9001cwindows
Log Source
WindowsPowerShell Script
ProductWindows← raw: windows
CategoryPowerShell Script← raw: ps_script
Definition
Requirements: Script Block Logging must be enabled
Detection Logic
Detection Logic1 selector
detection:
selection:
ScriptBlockText|contains|all:
- 'New-Object'
- 'System.Net.NetworkInformation.Ping'
- '.Send('
condition: selectionFalse Positives
Legitimate usage of System.Net.NetworkInformation.Ping class
References
MITRE ATT&CK
Tactics
Rule Metadata
Rule ID
4c4af3cd-2115-479c-8193-6b8bfce9001c
Status
test
Level
medium
Type
Detection
Created
Sat Oct 10
Modified
Sun Dec 25
Author
Path
rules/windows/powershell/powershell_script/posh_ps_icmp_exfiltration.yml
Raw Tags
attack.exfiltrationattack.t1048.003