RKHunter：一款Unix平臺(tái)上的Rootkit檢測器

rkhunter是Linux下的一款開源入侵檢測工具。rkhunter具有比chrootkit更為全面的掃描范圍。除rootkit特征碼掃描外，rkhunter還支持端口掃描，常用開源軟件版本和文件變動(dòng)情況檢查等。

rkhunter快速安裝

cd /tmp
rm -fR rkhunter*
wget -N http://downloads.sourceforge.net/project/rkhunter/rkhunter/1.3.6/rkhunter-1.3.6.tar.gz
gzip -d -c rkhunter-1.3.6.tar.gz | gtar xvf -
cd rkhunter-1.3.6
./installer.sh --install
./installer.sh --show 

rkhunter配置文件調(diào)整

sed -i 's/DISABLE_TESTS="suspscan hidden_procs deleted_files packet_cap_apps"/DISABLE_TESTS="suspscan deleted_files"/' /etc/rkhunter.conf
sed -i 's/ALLOW_SSH_ROOT_USER=no/ALLOW_SSH_ROOT_USER=without-password/' /etc/rkhunter.conf
sed -i 's/#ATTRWHITELIST=\/bin\/ps/ATTRWHITELIST=\/bin\/ps/' /etc/rkhunter.conf
sed -i 's/#WRITEWHITELIST=\/bin\/ps/WRITEWHITELIST=\/bin\/ps/' /etc/rkhunter.conf
sed -i 's/#SCRIPTWHITELIST=\/sbin\/ifup/SCRIPTWHITELIST=\/sbin\/ifup/' /etc/rkhunter.conf
sed -i 's/#SCRIPTWHITELIST=\/sbin\/ifdown/SCRIPTWHITELIST=\/sbin\/ifdown/' /etc/rkhunter.conf
sed -i 's/#SCRIPTWHITELIST=\/usr\/bin\/groups/SCRIPTWHITELIST=\/usr\/bin\/groups/' /etc/rkhunter.conf
sed -i 's/#ALLOWHIDDENDIR=\/dev\/.udev/ALLOWHIDDENDIR=\/dev\/.udev/' /etc/rkhunter.conf
sed -i 's/#ALLOWHIDDENDIR=\/dev\/.udevdb/ALLOWHIDDENDIR=\/dev\/.udevdb/' /etc/rkhunter.conf
sed -i 's/#ALLOWHIDDENFILE=\/usr\/sbin\/.sshd.hmac/ALLOWHIDDENFILE=\/usr\/sbin\/.sshd.hmac/' /etc/rkhunter.conf
sed -i 's/#ALLOWHIDDENFILE=\/usr\/bin\/.ssh.hmac/ALLOWHIDDENFILE=\/usr\/bin\/.ssh.hmac/' /etc/rkhunter.conf
sed -i 's/#ALLOWHIDDENFILE=\/usr\/bin\/.fipscheck.hmac/ALLOWHIDDENFILE=\/usr\/bin\/.fipscheck.hmac/' /etc/rkhunter.conf
echo 'ALLOWHIDDENDIR=/dev/ida' >> /etc/rkhunter.conf
sed -i 's/#SCRIPTWHITELIST=\/sbin\/ifdown/SCRIPTWHITELIST=\/sbin\/ifdown/' /etc/rkhunter.conf
sed -i 's/#SCRIPTWHITELIST=\/usr\/bin\/groups/SCRIPTWHITELIST=\/usr\/bin\/groups/' /etc/rkhunter.conf
echo 'SCRIPTWHITELIST=/usr/bin/ldd' >> /etc/rkhunter.conf
echo 'SCRIPTWHITELIST=/usr/bin/whatis' >> /etc/rkhunter.conf
echo 'SCRIPTWHITELIST=/usr/bin/GET' >> /etc/rkhunter.conf
## 更新rkhunter數(shù)據(jù)庫 ##
rkhunter --update
rkhunter --propupd
/usr/local/bin/rkhunter --cronjob -l --nomow --rwo 

rkhunter的crontab定期掃描

運(yùn)行crontab -e添加以下信息。

 3 * * * (/usr/local/bin/rkhunter --cronjob -l --nomow --rwo | mail -s "【標(biāo)題】rkhunter 

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