WebDAV drive mounted from net.exe over HTTPS

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2024-10-08
Category
Analytics Alert Reference
Order
Alert name

Synopsis

Activation Period

14 Days

Training Period

30 Days

Test Period

N/A (single event)

Deduplication Period

1 Day

Required Data

  • Requires:
    • XDR Agent

Detection Modules

Detector Tags

ATT&CK Tactic

Exfiltration (TA0010)

ATT&CK Technique

Exfiltration Over Alternative Protocol (T1048)

Severity

Informational

Description

Attackers may mount a WebDAV drive over HTTPS to upload files to and download files from a compromised machine.

Attacker's Goals

Attackers might use WebDAV as a C&C or exfiltration channel to evade detection and firewall rules.

Investigative actions

  • Check whether the initiator process is benign or normal for the host and/or user performing it.
  • Check whether additional malicious commands were executed from the same process.