diff --git a/rules/windows/powershell/powershell_prompt_credentials.yml b/rules/windows/powershell/powershell_prompt_credentials.yml
new file mode 100644
index 000000000..2e7a67629
--- /dev/null
+++ b/rules/windows/powershell/powershell_prompt_credentials.yml
@@ -0,0 +1,19 @@
+title: PowerShell Credential Prompt
+status: experimental
+description: Detects PowerShell calling a credential prompt
+reference: 
+    - https://twitter.com/JohnLaTwC/status/850381440629981184
+    - https://t.co/ezOTGy1a1G
+author: John Lambert (idea), Florian Roth (rule)
+logsource:
+    product: windows
+    service: powershell
+    description: 'Script block logging must be enabled'
+detection:
+    selection:
+        EventID: 4104
+    keyword: 'PromptForCredential'
+    condition: selection and keyword
+falsepositives:
+    - Unknown
+level: high