Revert "Back-porting Version Trimming (#3681)"

This reverts commit 71d2c59b5c.

rules/linux/command_and_control_linux_suspicious_proxychains_activity.toml

@@ -2,7 +2,9 @@
 creation_date = "2023/08/23"
 integration = ["endpoint", "auditd_manager"]
 maturity = "production"
-updated_date = "2024/05/21"
+min_stack_comments = "New fields added: required_fields, related_integrations, setup"
+min_stack_version = "8.3.0"
+updated_date = "2024/03/08"
 
 [transform]
 [[transform.osquery]]
@@ -29,15 +31,13 @@ query = "SELECT pid, username, name FROM processes p JOIN users u ON u.uid = p.u
 label = "Osquery - Retrieve Process Info"
 query = "SELECT name, cmdline, parent, path, uid FROM processes"
 
-
 [rule]
 author = ["Elastic"]
 description = """
 This rule monitors for the execution of suspicious linux tools through ProxyChains. ProxyChains is a command-line tool
 that enables the routing of network connections through intermediary proxies, enhancing anonymity and enabling access to
-restricted resources. Attackers can exploit the ProxyChains utility to hide their true source IP address, evade
-detection, and perform malicious activities through a chain of proxy servers, potentially masking their identity and
-intentions.
+restricted resources. Attackers can exploit the ProxyChains utility to hide their true source IP address, evade detection,
+and perform malicious activities through a chain of proxy servers, potentially masking their identity and intentions.
 """
 from = "now-9m"
 index = ["logs-endpoint.events.*", "endgame-*", "auditbeat-*", "logs-auditd_manager.auditd-*"]
@@ -137,17 +137,16 @@ For more details on Elastic Defend refer to the [helper guide](https://www.elast
 """
 severity = "low"
 tags = [
-    "Domain: Endpoint",
-    "OS: Linux",
-    "Use Case: Threat Detection",
-    "Tactic: Command and Control",
-    "Data Source: Elastic Defend",
-    "Data Source: Elastic Endgame",
-    "Data Source: Auditd Manager",
-]
+        "Domain: Endpoint",
+        "OS: Linux",
+        "Use Case: Threat Detection",
+        "Tactic: Command and Control",
+        "Data Source: Elastic Defend",
+        "Data Source: Elastic Endgame",
+        "Data Source: Auditd Manager"
+        ]
 timestamp_override = "event.ingested"
 type = "eql"
-
 query = '''
 process where host.os.type == "linux" and event.type == "start" and event.action in ("exec", "exec_event", "executed", "process_started")
  and process.name == "proxychains" and process.args : (
@@ -157,17 +156,15 @@ process where host.os.type == "linux" and event.type == "start" and event.action
 )
 '''
 
-
 [[rule.threat]]
 framework = "MITRE ATT&CK"
+
 [[rule.threat.technique]]
 id = "T1572"
 name = "Protocol Tunneling"
 reference = "https://attack.mitre.org/techniques/T1572/"
 
-
 [rule.threat.tactic]
 id = "TA0011"
 name = "Command and Control"
 reference = "https://attack.mitre.org/tactics/TA0011/"
-