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[Rule Tuning] Update Rule Content Changes from Security Docs Team (#1945)

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* updated content to reflect changes from Security Docs team

* Update rules/linux/execution_flock_binary.toml

* Update rules/linux/execution_expect_binary.toml

* TOML linting

* added escape for crdential_access_spn_attribute_modified.toml

(cherry picked from commit e9f5585a9f)
This commit is contained in:
Terrance DeJesus
2022-05-06 13:21:12 -04:00
committed by github-actions[bot]
parent 4b92b42b45
commit 5769a21867
14 changed files with 88 additions and 85 deletions
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rules/linux/execution_ssh_binary.toml
+7 -6
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@@ -1,21 +1,22 @@
[metadata]
creation_date = "2022/03/10"
maturity = "production"
updated_date = "2022/03/31"
updated_date = "2022/04/29"
[rule]
author = ["Elastic"]
description = """
Identifies Linux binary ssh abuse to break out from restricted environments by spawning an interactive system shell.The
ssh is a network protocol that gives users,particularly system administrators a secure way to access a computer over a
network and the activity of spawning shell is not a standard use of this binary for a user or system administrator.It
indicates a potentially malicious actor attempting to improve the capabilities or stability of their access.
Identifies Linux binary SSH abuse to break out from restricted environments by spawning an interactive system shell. The
SSH protocol is a network protocol that gives users, particularly system administrators, a secure way to access a
computer over a network. The activity of spawning shell is not a standard use of this binary for a user or system
administrator. It indicates a potentially malicious actor attempting to improve the capabilities or stability of their
access.
"""
from = "now-9m"
index = ["logs-endpoint.events.*"]
language = "eql"
license = "Elastic License v2"
name = "Linux Restricted Shell Breakout via the ssh command"
name = "Linux Restricted Shell Breakout via the SSH command"
references = ["https://gtfobins.github.io/gtfobins/ssh/"]
risk_score = 47
rule_id = "97da359b-2b61-4a40-b2e4-8fc48cf7a294"