committing changes in /etc made by "-bash"

Package changes:
This commit is contained in:
2023-06-12 09:31:52 +03:00
parent c0fa2707f8
commit f7af00565c
146 changed files with 10641 additions and 0 deletions

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type: trigger
format: 2.0
name: crowdsecurity/CVE-2019-18935
description: "Detect Telerik CVE-2019-18935 exploitation attempts"
filter: |
evt.Meta.log_type in ['http_access-log', 'http_error-log'] && Upper(QueryUnescape(evt.Meta.http_path)) startsWith Upper('/Telerik.Web.UI.WebResource.axd?type=rau')
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: exploit
remediation: true

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type: trigger
#debug: true
name: crowdsecurity/CVE-2022-26134
description: "Detect CVE-2022-26134 exploits"
filter: "Upper(PathUnescape(evt.Meta.http_path)) contains Upper('@java.lang.Runtime@getRuntime().exec(')"
blackhole: 1m
groupby: "evt.Meta.source_ip"
labels:
type: exploit
remediation: true

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type: trigger
#debug: true
name: crowdsecurity/CVE-2022-35914
description: "Detect CVE-2022-35914 exploits"
filter: "Upper(evt.Meta.http_path) contains Upper('/vendor/htmlawed/htmlawed/htmLawedTest.php')"
blackhole: 1m
groupby: "evt.Meta.source_ip"
labels:
type: exploit
remediation: true

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type: trigger
#debug: true
name: crowdsecurity/CVE-2022-37042
description: "Detect CVE-2022-37042 exploits"
filter: |
(
Upper(evt.Meta.http_path) contains Upper('/service/extension/backup/mboximport?account-name=admin&ow=2&no-switch=1&append=1') ||
Upper(evt.Meta.http_path) contains Upper('/service/extension/backup/mboximport?account-name=admin&account-status=1&ow=cmd')
)
and evt.Meta.http_status startsWith ('40') and
Upper(evt.Meta.http_verb) == 'POST'
blackhole: 2m
groupby: "evt.Meta.source_ip"
labels:
type: exploit
remediation: true

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type: trigger
name: crowdsecurity/fortinet-cve-2022-40684
description: "Detect cve-2022-40684 exploitation attempts"
filter: |
evt.Meta.log_type in ["http_access-log", "http_error-log"] and
Upper(evt.Meta.http_path) startsWith Upper('/api/v2/cmdb/system/admin/') and Lower(evt.Parsed.http_user_agent) == 'report runner'
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: exploit
remediation: true

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type: trigger
#debug: true
name: crowdsecurity/CVE-2022-41082
description: "Detect CVE-2022-41082 exploits"
filter: |
Upper(evt.Meta.http_path) contains Upper('/autodiscover/autodiscover.json') &&
Upper(evt.Parsed.http_args) contains Upper('powershell')
blackhole: 1m
groupby: "evt.Meta.source_ip"
labels:
type: exploit
remediation: true

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type: leaky
name: crowdsecurity/CVE-2022-41697
description: "Detect CVE-2022-41697 enumeration"
filter: |
Upper(evt.Meta.http_path) contains Upper('/ghost/api/admin/session') &&
Upper(evt.Parsed.verb) == 'POST' &&
evt.Meta.http_status == '404'
leakspeed: "10s"
capacity: 5
blackhole: 1m
groupby: "evt.Meta.source_ip"
labels:
type: exploit
remediation: true

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type: trigger
#debug: true
name: crowdsecurity/CVE-2022-42889
description: "Detect CVE-2022-42889 exploits (Text4Shell)"
filter: |
Upper(PathUnescape(evt.Meta.http_path)) contains Upper('${script:javascript:java.lang.Runtime.getRuntime().exec(')
or
Upper(PathUnescape(evt.Meta.http_path)) contains Upper('${script:js:java.lang.Runtime.getRuntime().exec(')
or
Upper(PathUnescape(evt.Meta.http_path)) contains Upper('${url:UTF-8:')
or
Upper(PathUnescape(evt.Meta.http_path)) contains Upper('${dns:address|')
blackhole: 1m
groupby: "evt.Meta.source_ip"
labels:
type: exploit
remediation: true

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type: trigger
#debug: true
name: crowdsecurity/CVE-2022-44877
description: "Detect CVE-2022-44877 exploits"
filter: |
Lower(evt.Meta.http_path) contains '/index.php' &&
Upper(evt.Parsed.verb) == 'POST' &&
evt.Meta.http_status == '302' &&
Lower(evt.Parsed.http_args) matches 'login=.*[$|%24][\\(|%28].*[\\)|%29]'
blackhole: 1m
groupby: "evt.Meta.source_ip"
labels:
type: exploit
remediation: true

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type: leaky
name: crowdsecurity/CVE-2022-46169-bf
description: "Detect CVE-2022-46169 brute forcing"
filter: |
Upper(evt.Meta.http_path) contains Upper('/remote_agent.php') &&
Upper(evt.Parsed.verb) == 'GET' &&
Lower(evt.Parsed.http_args) contains 'host_id' &&
Lower(evt.Parsed.http_args) contains 'local_data_ids'
leakspeed: "10s"
capacity: 5
blackhole: 1m
groupby: "evt.Meta.source_ip"
labels:
type: exploit
remediation: true
---
type: trigger
name: crowdsecurity/CVE-2022-46169-cmd
description: "Detect CVE-2022-46169 cmd injection"
filter: |
Upper(evt.Meta.http_path) contains Upper('/remote_agent.php') &&
Upper(evt.Parsed.verb) == 'GET' &&
Lower(evt.Parsed.http_args) contains 'action=polldata' &&
Lower(evt.Parsed.http_args) matches 'poller_id=.*(;|%3b)'
blackhole: 1m
groupby: "evt.Meta.source_ip"
labels:
type: exploit
remediation: true

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type: trigger
format: 2.0
#debug: true
name: crowdsecurity/apache_log4j2_cve-2021-44228
description: "Detect cve-2021-44228 exploitation attemps"
filter: |
evt.Meta.log_type in ["http_access-log", "http_error-log"] and
(
any(File("log4j2_cve_2021_44228.txt"), { Upper(evt.Meta.http_path) contains Upper(#)})
or
any(File("log4j2_cve_2021_44228.txt"), { Upper(evt.Parsed.http_user_agent) contains Upper(#)})
or
any(File("log4j2_cve_2021_44228.txt"), { Upper(evt.Parsed.http_referer) contains Upper(#)})
)
data:
- source_url: https://raw.githubusercontent.com/crowdsecurity/sec-lists/master/web/log4j2_cve_2021_44228.txt
dest_file: log4j2_cve_2021_44228.txt
type: string
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: exploit
remediation: true

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type: trigger
format: 2.0
name: crowdsecurity/f5-big-ip-cve-2020-5902
description: "Detect cve-2020-5902 exploitation attemps"
filter: |
evt.Meta.log_type in ["http_access-log", "http_error-log"] and
(
Upper(evt.Meta.http_path) matches Upper('/tmui/login.jsp/..;/tmui/[^.]+.jsp\\?(fileName|command|directoryPath|tabId)=')
or
Upper(evt.Meta.http_path) matches Upper('/tmui/login.jsp/%2E%2E;/tmui/[^.]+.jsp\\?(fileName|command|directoryPath|tabId)=')
)
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: exploit
remediation: true

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type: trigger
format: 2.0
name: crowdsecurity/fortinet-cve-2018-13379
description: "Detect cve-2018-13379 exploitation attemps"
filter: |
evt.Meta.log_type in ["http_access-log", "http_error-log"] and
Upper(evt.Meta.http_path) contains Upper('/remote/fgt_lang?lang=/../../../..//////////dev/cmdb/sslvpn_websession')
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: exploit
remediation: true

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type: trigger
format: 2.0
name: crowdsecurity/grafana-cve-2021-43798
description: "Detect cve-2021-43798 exploitation attemps"
filter: |
evt.Meta.log_type in ["http_access-log", "http_error-log"] and
(Upper(evt.Meta.http_path) matches '/PUBLIC/PLUGINS/[^/]+/../[./]+/'
or
Upper(evt.Meta.http_path) matches '/PUBLIC/PLUGINS/[^/]+/%2E%2E/[%2E/]+/')
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: exploit
remediation: true

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type: leaky
#debug: true
name: crowdsecurity/http-backdoors-attempts
description: "Detect attempt to common backdoors"
filter: 'evt.Meta.log_type in ["http_access-log", "http_error-log"] and any(File("backdoors.txt"), { evt.Parsed.file_name == #})'
groupby: "evt.Meta.source_ip"
distinct: evt.Parsed.file_name
data:
- source_url: https://raw.githubusercontent.com/crowdsecurity/sec-lists/master/web/backdoors.txt
dest_file: backdoors.txt
type: string
capacity: 1
leakspeed: 5s
blackhole: 5m
labels:
service: http
type: discovery
remediation: true

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type: leaky
format: 2.0
#debug: true
name: crowdsecurity/http-bad-user-agent
description: "Detect bad user-agents"
filter: 'evt.Meta.log_type in ["http_access-log", "http_error-log"] && RegexpInFile(evt.Parsed.http_user_agent, "bad_user_agents.regex.txt")'
data:
- source_url: https://raw.githubusercontent.com/crowdsecurity/sec-lists/master/web/bad_user_agents.regex.txt
dest_file: bad_user_agents.regex.txt
type: regexp
strategy: LRU
size: 40
ttl: 10s
capacity: 1
leakspeed: 1m
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: scan
remediation: true

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type: leaky
name: crowdsecurity/http-crawl-non_statics
description: "Detect aggressive crawl from single ip"
filter: "evt.Meta.log_type in ['http_access-log', 'http_error-log'] && evt.Parsed.static_ressource == 'false' && evt.Parsed.verb in ['GET', 'HEAD']"
distinct: "evt.Parsed.file_name"
leakspeed: 0.5s
capacity: 40
#debug: true
#this limits the memory cache (and event_sequences in output) to five events
cache_size: 5
groupby: "evt.Meta.source_ip + '/' + evt.Parsed.target_fqdn"
blackhole: 1m
labels:
service: http
type: crawl
remediation: true

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type: trigger
format: 2.0
#debug: true
name: crowdsecurity/http-cve-2021-41773
description: "cve-2021-41773"
filter: |
evt.Meta.log_type in ["http_access-log", "http_error-log"] and
(Upper(evt.Meta.http_path) contains "/.%2E/.%2E/"
or
Upper(evt.Meta.http_path) contains "/%2E%2E/%2E%2E")
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: scan
remediation: true

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type: trigger
format: 2.0
#debug: true
#this is getting funny, it's the third patch on top of cve-2021-41773
name: crowdsecurity/http-cve-2021-42013
description: "cve-2021-42013"
filter: |
evt.Meta.log_type in ["http_access-log", "http_error-log"] and
Upper(evt.Meta.http_path) contains "/%%32%65%%32%65/"
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: scan
remediation: true

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# 404 scan
type: leaky
#debug: true
name: crowdsecurity/http-generic-bf
description: "Detect generic http brute force"
filter: "evt.Meta.service == 'http' && evt.Meta.sub_type == 'auth_fail'"
groupby: evt.Meta.source_ip
capacity: 5
leakspeed: "10s"
blackhole: 1m
labels:
service: http
type: bf
remediation: true
---
# Generic 401 Authorization Errors
type: leaky
#debug: true
name: LePresidente/http-generic-401-bf
description: "Detect generic 401 Authorization error brute force"
filter: "evt.Meta.log_type == 'http_access-log' && evt.Parsed.verb == 'POST' && evt.Meta.http_status == '401'"
groupby: evt.Meta.source_ip
capacity: 5
leakspeed: "10s"
blackhole: 1m
labels:
service: http
type: bf
remediation: true
---
# Generic 403 Forbidden (Authorization) Errors
type: leaky
#debug: true
name: LePresidente/http-generic-403-bf
description: "Detect generic 403 Forbidden (Authorization) error brute force"
filter: "evt.Meta.log_type == 'http_access-log' && evt.Parsed.verb == 'POST' && evt.Meta.http_status == '403'"
groupby: evt.Meta.source_ip
capacity: 5
leakspeed: "10s"
blackhole: 1m
labels:
service: http
type: bf
remediation: true

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type: trigger
name: crowdsecurity/http-open-proxy
description: "Detect scan for open proxy"
#apache returns 405, nginx 400
filter: "evt.Meta.log_type == 'http_access-log' && evt.Meta.http_status in ['400','405'] && (evt.Parsed.verb == 'CONNECT' || evt.Parsed.request matches '^http[s]?://')"
blackhole: 2m
labels:
service: http
type: scan
remediation: true

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# path traversal probing
type: leaky
#debug: true
name: crowdsecurity/http-path-traversal-probing
description: "Detect path traversal attempt"
filter: "evt.Meta.log_type in ['http_access-log', 'http_error-log'] && any(File('http_path_traversal.txt'),{evt.Meta.http_path contains #})"
data:
- source_url: https://raw.githubusercontent.com/crowdsecurity/sec-lists/master/web/path_traversal.txt
dest_file: http_path_traversal.txt
type: string
groupby: "evt.Meta.source_ip"
distinct: "evt.Meta.http_path"
capacity: 3
reprocess: true
leakspeed: 10s
blackhole: 2m
labels:
service: http
type: scan
remediation: true

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# 404 scan
type: leaky
#debug: true
name: crowdsecurity/http-probing
description: "Detect site scanning/probing from a single ip"
filter: "evt.Meta.service == 'http' && evt.Meta.http_status in ['404', '403', '400'] && evt.Parsed.static_ressource == 'false'"
groupby: "evt.Meta.source_ip + '/' + evt.Parsed.target_fqdn"
distinct: "evt.Meta.http_path"
capacity: 10
reprocess: true
leakspeed: "10s"
blackhole: 5m
labels:
service: http
type: scan
remediation: true

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type: leaky
format: 2.0
#debug: true
name: crowdsecurity/http-sensitive-files
description: "Detect attempt to access to sensitive files (.log, .db ..) or folders (.git)"
filter: 'evt.Meta.log_type in ["http_access-log", "http_error-log"] and any(File("sensitive_data.txt"), { evt.Parsed.request endsWith #})'
groupby: "evt.Meta.source_ip"
distinct: evt.Parsed.request
data:
- source_url: https://raw.githubusercontent.com/crowdsecurity/sec-lists/master/web/sensitive_data.txt
dest_file: sensitive_data.txt
type: string
capacity: 4
leakspeed: 5s
blackhole: 5m
labels:
service: http
type: discovery
remediation: true

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type: leaky
#requires at least 2.0 because it's using the 'data' section and the 'Upper' expr helper
format: 2.0
name: crowdsecurity/http-sqli-probbing-detection
data:
- source_url: https://raw.githubusercontent.com/crowdsecurity/sec-lists/master/web/sqli_probe_patterns.txt
dest_file: sqli_probe_patterns.txt
type: string
description: "A scenario that detects SQL injection probing with minimal false positives"
filter: "evt.Meta.log_type in ['http_access-log', 'http_error-log'] && any(File('sqli_probe_patterns.txt'), {Upper(evt.Parsed.http_args) contains Upper(#)})"
groupby: evt.Meta.source_ip
capacity: 10
leakspeed: 1s
blackhole: 5m
#low false positives approach : we require distinct payloads to avoid false positives
distinct: evt.Parsed.http_args
labels:
service: http
type: sqli_probing
remediation: true

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type: leaky
#requires at least 2.0 because it's using the 'data' section and the 'Upper' expr helper
format: 2.0
name: crowdsecurity/http-xss-probbing
data:
- source_url: https://raw.githubusercontent.com/crowdsecurity/sec-lists/master/web/xss_probe_patterns.txt
dest_file: xss_probe_patterns.txt
type: string
description: "A scenario that detects XSS probing with minimal false positives"
filter: "evt.Meta.log_type in ['http_access-log', 'http_error-log'] && any(File('xss_probe_patterns.txt'), {Upper(evt.Parsed.http_args) contains Upper(#)})"
groupby: evt.Meta.source_ip
capacity: 5
leakspeed: 1s
blackhole: 5m
#low false positives approach : we require distinct payloads to avoid false positives
distinct: evt.Parsed.http_args
labels:
service: http
type: xss_probing
remediation: true

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type: trigger
format: 2.0
#debug: true
name: crowdsecurity/jira_cve-2021-26086
description: "Detect Atlassian Jira CVE-2021-26086 exploitation attemps"
filter: |
evt.Meta.log_type in ["http_access-log", "http_error-log"] and any(File("jira_cve_2021-26086.txt"), {Upper(evt.Meta.http_path) contains Upper(#)})
data:
- source_url: https://raw.githubusercontent.com/crowdsecurity/sec-lists/master/web/jira_cve_2021-26086.txt
dest_file: jira_cve_2021-26086.txt
type: string
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: exploit
remediation: true

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# mysql bruteforce
type: leaky
#debug: true
name: crowdsecurity/mysql-bf
description: "Detect mysql bruteforce"
filter: evt.Meta.log_type == 'mysql_failed_auth'
leakspeed: "10s"
capacity: 5
groupby: evt.Meta.source_ip
blackhole: 5m
labels:
service: mysql
type: bruteforce
remediation: true

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@@ -0,0 +1,13 @@
type: leaky
#debug: true
name: crowdsecurity/nginx-req-limit-exceeded
description: "Detects IPs which violate nginx's user set request limit."
filter: evt.Meta.sub_type == 'req_limit_exceeded'
leakspeed: "60s"
capacity: 5
groupby: evt.Meta.source_ip
blackhole: 5m
labels:
service: nginx
type: bruteforce
remediation: true

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type: trigger
format: 2.0
name: crowdsecurity/pulse-secure-sslvpn-cve-2019-11510
description: "Detect cve-2019-11510 exploitation attemps"
filter: |
evt.Meta.log_type in ["http_access-log", "http_error-log"] and
(Upper(evt.Meta.http_path) matches Upper('/dana-na/../dana/html5acc/guacamole/../../../../../../../[^?]+\\?/dana/html5acc/guacamole/')
or
Upper(evt.Meta.http_path) matches Upper('/dana-na/%2E%2E/dana/html5acc/guacamole/%2E%2E/%2E%2E/%2E%2E/%2E%2E/%2E%2E/%2E%2E/%2E%2E/[^?]+\\?/dana/html5acc/guacamole/'))
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: exploit
remediation: true

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type: trigger
format: 2.0
name: crowdsecurity/spring4shell_cve-2022-22965
description: "Detect cve-2022-22965 probing"
filter: |
evt.Meta.log_type in ["http_access-log", "http_error-log"] and
(Upper(evt.Meta.http_path) contains 'CLASS.MODULE.CLASSLOADER.')
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: exploit
remediation: true

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# ssh bruteforce
type: leaky
name: crowdsecurity/ssh-bf
description: "Detect ssh bruteforce"
filter: "evt.Meta.log_type == 'ssh_failed-auth'"
leakspeed: "10s"
references:
- http://wikipedia.com/ssh-bf-is-bad
capacity: 5
groupby: evt.Meta.source_ip
blackhole: 1m
reprocess: true
labels:
service: ssh
type: bruteforce
remediation: true
---
# ssh user-enum
type: leaky
name: crowdsecurity/ssh-bf_user-enum
description: "Detect ssh user enum bruteforce"
filter: evt.Meta.log_type == 'ssh_failed-auth'
groupby: evt.Meta.source_ip
distinct: evt.Meta.target_user
leakspeed: 10s
capacity: 5
blackhole: 1m
labels:
service: ssh
type: bruteforce
remediation: true

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# ssh bruteforce
type: leaky
name: crowdsecurity/ssh-slow-bf
description: "Detect slow ssh bruteforce"
filter: "evt.Meta.log_type == 'ssh_failed-auth'"
leakspeed: "60s"
references:
- http://wikipedia.com/ssh-bf-is-bad
capacity: 10
groupby: evt.Meta.source_ip
blackhole: 1m
reprocess: true
labels:
service: ssh
type: bruteforce
remediation: true
---
# ssh user-enum
type: leaky
name: crowdsecurity/ssh-slow-bf_user-enum
description: "Detect slow ssh user enum bruteforce"
filter: evt.Meta.log_type == 'ssh_failed-auth'
groupby: evt.Meta.source_ip
distinct: evt.Meta.target_user
leakspeed: 60s
capacity: 10
blackhole: 1m
labels:
service: ssh
type: bruteforce
remediation: true

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type: trigger
format: 2.0
#debug: true
name: crowdsecurity/thinkphp-cve-2018-20062
description: "Detect ThinkPHP CVE-2018-20062 exploitation attemps"
filter: |
evt.Meta.log_type in ["http_access-log", "http_error-log"] and any(File("thinkphp_cve_2018-20062.txt"), {Upper(evt.Meta.http_path) matches Upper(#)})
data:
- source_url: https://raw.githubusercontent.com/crowdsecurity/sec-lists/master/web/thinkphp_cve_2018-20062.txt
dest_file: thinkphp_cve_2018-20062.txt
type: string
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: exploit
remediation: true

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type: trigger
format: 2.0
name: crowdsecurity/vmware-cve-2022-22954
description: "Detect Vmware CVE-2022-22954 exploitation attempts"
filter: |
evt.Meta.log_type in ['http_access-log', 'http_error-log'] && Upper(QueryUnescape(evt.Meta.http_path)) startsWith Upper('/catalog-portal/ui/oauth/verify?error=&deviceUdid=${"freemarker.template.utility.Execute"?new()(')
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: exploit
remediation: true

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@@ -0,0 +1,11 @@
type: trigger
format: 2.0
name: crowdsecurity/vmware-vcenter-vmsa-2021-0027
description: "Detect VMSA-2021-0027 exploitation attemps"
filter: |
evt.Meta.log_type in ['http_access-log', 'http_error-log'] && evt.Meta.http_path matches '/ui/vcav-bootstrap/rest/vcav-providers/provider-logo\\?url=(file|http)'
groupby: "evt.Meta.source_ip"
blackhole: 2m
labels:
type: exploit
remediation: true