mirror of
https://github.com/marcredhat/SIEM-toolkit-patched
synced 2026-06-08 20:37:12 +00:00
marc
a9dcf48e65
The original upstream gitignores parsers/* on the assumption that each tenant has its own set. This fork commits a working snapshot so the Parser Test Runner and Parser Coverage features are usable out of the box. Stormshield parser exercises the new SDL key=value scanner, pattern references, and JS-style unquoted format keys added to backend/routers/quality.py.
153 lines
4.9 KiB
Plaintext
153 lines
4.9 KiB
Plaintext
{
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// Linux syslog/auditd parser — OCSF v1.3.0
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attributes: {
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"metadata.version": "1.3.0",
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"metadata.product.vendor_name": "Linux",
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"metadata.product.name": "Linux OS",
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"metadata.log_provider": "syslog",
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"Category": "host",
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"dataSource.vendor": "Linux",
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"dataSource.name": "Linux OS",
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"dataSource.category": "host",
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"category_uid": 1,
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"category_name": "System Activity",
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"class_uid": 1001,
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"class_name": "File System Activity",
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"activity_id": 0,
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"activity_name": "Unknown",
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"type_uid": 100100,
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"status_id": 1,
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"status": "Success",
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"severity_id": 1,
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"severity": "Informational"
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},
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patterns: {
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ipv4: "\\d+\\.\\d+\\.\\d+\\.\\d+",
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word: "\\S+",
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rest: ".*",
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creds: "(mimikatz|hashdump|secretsdump|kerbrute)",
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revshell: ".*socket\\.socket.*"
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},
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formats: [
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// SSH failed authentication
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{
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id: "ssh_failed",
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attributes: {
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class_uid: 2004, class_name: "Detection Finding",
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category_uid: 2, category_name: "Findings",
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activity_id: 1, activity_name: "Create",
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type_uid: 200401,
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finding_title: "Linux SSH Authentication Failure",
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severity_id: 4, severity: "High",
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disposition_id: 2, disposition: "Blocked"
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},
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format: ".*Failed password for $user_name=word$ from $src_ip=ipv4$ port $src_port=word$.*",
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halt: true
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},
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// SSH successful authentication
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{
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id: "ssh_success",
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attributes: {
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class_uid: 3002, class_name: "Authentication",
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category_uid: 3, category_name: "IAM",
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activity_id: 1, activity_name: "Logon",
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type_uid: 300201,
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status_id: 1, status: "Success"
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},
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format: ".*Accepted password for $user_name=word$ from $src_ip=ipv4$ port $src_port=word$.*",
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halt: true
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},
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// sudo NOT in sudoers (priv-esc attempt)
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{
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id: "sudo_not_in_sudoers",
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attributes: {
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class_uid: 2004, class_name: "Detection Finding",
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category_uid: 2, category_name: "Findings",
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activity_id: 1, activity_name: "Create",
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type_uid: 200401,
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finding_title: "Linux Sudo Not In Sudoers",
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severity_id: 5, severity: "Critical",
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disposition_id: 2, disposition: "Blocked"
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},
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format: ".*sudo: $user_name=word$ : user NOT in sudoers ; TTY=$tty=word$ ; PWD=$pwd=word$ ; USER=$target_user=word$ ; COMMAND=$process_cmd_line=rest$",
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halt: true
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},
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// useradd — new user account created
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{
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id: "useradd",
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attributes: {
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class_uid: 3001, class_name: "Account Change",
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category_uid: 3, category_name: "IAM",
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activity_id: 1, activity_name: "Create",
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type_uid: 300101,
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finding_title: "Linux New User Account Created",
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severity_id: 4, severity: "High"
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},
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format: ".*useradd\\[$pid=word$\\]: new user: name=$new_user=word$, UID=$uid=word$, GID=$gid=word$.*",
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halt: true
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},
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// Mimikatz / credential dumping signatures
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{
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id: "credential_dump",
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attributes: {
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class_uid: 2004, class_name: "Detection Finding",
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category_uid: 2, category_name: "Findings",
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type_uid: 200401,
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finding_title: "Linux Credential Dumping Tool",
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severity_id: 5, severity: "Critical",
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disposition_id: 2, disposition: "Blocked"
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},
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format: ".*$tool=creds$.*",
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halt: true
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},
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// Reverse shell (python -c socket)
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{
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id: "reverse_shell",
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attributes: {
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class_uid: 2004, class_name: "Detection Finding",
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category_uid: 2, category_name: "Findings",
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type_uid: 200401,
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finding_title: "Linux Reverse Shell Execution",
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severity_id: 5, severity: "Critical",
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disposition_id: 2, disposition: "Blocked"
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},
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format: ".*python$ver=word$ -c $cmd=revshell$.*",
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halt: true
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},
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// Generic auditd EXECVE
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{
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id: "auditd_execve",
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attributes: {
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class_uid: 1007, class_name: "Process Activity",
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category_uid: 1, category_name: "System Activity",
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activity_id: 1, activity_name: "Launch",
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type_uid: 100701
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},
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format: ".*auditd\\[$pid=word$\\]: EXECVE argc=$argc=word$ a0=\"$process_name=word$\" $cmdline=rest$",
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halt: true
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},
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// Cron job executed (suspicious if from /tmp/.hidden)
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{
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id: "cron_suspicious",
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attributes: {
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class_uid: 2004, class_name: "Detection Finding",
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category_uid: 2, category_name: "Findings",
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type_uid: 200401,
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finding_title: "Linux Suspicious Cron Job",
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severity_id: 4, severity: "High"
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},
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format: ".*cron\\[$pid=word$\\]: \\($cron_user=word$\\) CMD \\($cron_cmd=rest$\\)",
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halt: true
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}
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]
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}
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