From 2ff1a4529c651bd5bb66171fc048dc0d8b6f7c6b Mon Sep 17 00:00:00 2001
From: RomaissaAdjailia <romaissabox7@gmail.com>
Date: Thu, 21 Jul 2022 20:32:50 +0100
Subject: [PATCH] Create proc_creation_suspicious_process_started_from_psexec
 .yml

---
 ...uspicious_process_started_from_psexec .yml | 30 +++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 rules/windows/process_creation/proc_creation_suspicious_process_started_from_psexec .yml

diff --git a/rules/windows/process_creation/proc_creation_suspicious_process_started_from_psexec .yml b/rules/windows/process_creation/proc_creation_suspicious_process_started_from_psexec .yml
new file mode 100644
index 000000000..b74707ff5
--- /dev/null
+++ b/rules/windows/process_creation/proc_creation_suspicious_process_started_from_psexec .yml	
@@ -0,0 +1,30 @@
+title: Suspicious processes Started From PSExec service
+id: fdfcbd78-48f1-4a4b-90ac-d82241e368c5
+status: experimental
+description: Detects launching suspicious processes from PSExec service
+references:
+    - https://www.youtube.com/watch?v=ro2QuZTIMBM (minute:10:43)
+author: Romaissa Adjailia
+date: 2022/07/21
+tags:
+    - attack.execution 
+logsource:
+    category: process_creation
+    product: windows
+    service: sysmon
+detection:
+    selection:
+      ParentImage|endswith: '\psexesvc.exe'
+      OriginalFileName:
+        # Add more suspicious processes
+        - 'cmd.exe'
+        - 'powershell.exe'
+    condition: selection
+fields:
+    - CommandLine
+    - OriginalFileName
+    - Parentimage
+    - ParentCommandLine
+falsepositives:
+    - Legitimate administrative tasks
+level: high