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Linux.Siggen.1268
Added to the Dr.Web virus database:
2018-11-19
Virus description added:
2018-11-18
Technical Information
Malicious functions:
Removes itself
Modifies firewall settings:
iptables -F
/sbin/iptables -F
/sbin/iptables -A INPUT -p tcp --destination-port 80 -j DROP
/sbin/iptables -A INPUT -p tcp --destination-port 22 -j DROP
/sbin/iptables -A INPUT -p tcp --destination-port 23 -j DROP
/sbin/iptables -A INPUT -p tcp --destination-port 443 -j DROP
Manages services:
service firewalld stop
systemctl stop firewalld.service
/sbin/service iptables save
service iptables save
Launches processes:
sh -c echo 'hippity hoppit
sh -c rm -rf /tmp/* /var/tmp/*
rm -rf /tmp/* /var/tmp/*
sh -c rm -rf /var/log/wtmp
rm -rf /var/log/wtmp
sh -c iptables -F
sh -c /sbin/iptables -F
sh -c pkill -9 busybox
pkill -9 busybox
sh -c pkill -9 perl
pkill -9 perl
sh -c pkill -9 python
pkill -9 python
sh -c service firewalld stop
sh -c rm -rf ~/.bash_history
rm -rf /root/.bash_history
sh -c history -c
sh -c /sbin/iptables -A INPUT -p tcp --destination-port 80 -j DROP
sh -c /sbin/iptables -A INPUT -p tcp --destination-port 22 -j DROP
sh -c /sbin/iptables -A INPUT -p tcp --destination-port 23 -j DROP
sh -c /sbin/iptables -A INPUT -p tcp --destination-port 443 -j DROP
sh -c /sbin/service iptables save
sh -c busybox iptables -A INPUT -p tcp --destination-port 80 -j DROP
busybox iptables -A INPUT -p tcp --destination-port 80 -j DROP
sh -c busybox iptables -A INPUT -p tcp --destination-port 22 -j DROP
busybox iptables -A INPUT -p tcp --destination-port 22 -j DROP
sh -c busybox iptables -A INPUT -p tcp --destination-port 23 -j DROP
busybox iptables -A INPUT -p tcp --destination-port 23 -j DROP
sh -c busybox iptables -A INPUT -p tcp --destination-port 443 -j DROP
busybox iptables -A INPUT -p tcp --destination-port 443 -j DROP
sh -c service iptables save
Performs operations with the file system:
Creates or modifies files:
Deletes files:
/tmp/*
/var/tmp/*
/var/log/wtmp
/root/.bash_history
Network activity:
Establishes connection:
8.#.8.8:53
18#.##4.25.252:282
Sends data to the following servers:
Receives data from the following servers:
Curing recommendations
Linux
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