CredPhish – A PowerShell Script Designed To Invoke Legitimate Credential Prompts And Exfiltrate Passwords Over DNS

CredPhish is a PowerShell script designed to invoke credential prompts and exfiltrate passwords. It relies on CredentialPicker to collect user passwords, Resolve-DnsName for DNS exfiltration, and Windows Defender’s ConfigSecurityPolicy.exe to perform arbitrary GET requests.

For a walkthrough, see the Black Hills Infosec publication.