My library

+ Add to library

Contact us
24/7 Tech support | Rules regarding submitting

Send a message

Your tickets



Added to the Dr.Web virus database: 2022-01-01

Virus description added:

Technical Information

To ensure autorun and distribution:
Creates or modifies the following files:
  • /var/spool/cron/crontabs/root
Malicious functions:
Launches itself as a daemon
Manages services:
  • systemctl enable --now libexecs
Launches processes:
  • sh -c whoami
  • whoami
  • sh -c echo $HOM
  • sh -c which crontab
  • which crontab
  • sh -c crontab -l 2>&1
  • crontab -l
  • sh -c crontab /tmp/cIuj6b8r7esDb
  • crontab /tmp/cIuj6b8r7esDb
  • sh -c which systemctl
  • which systemctl
  • sh -c systemctl enable --now libexecs 2>&1
  • /bin/libexecs (null
  • sh -c cat /etc/machine-id 2>/dev/null
  • cat /etc/machine-id
Performs operations with the file system:
Modifies file access rights:
  • /var/spool/cron/crontabs/tmp.SgQqws
Creates or modifies files:
  • /bin/libexecs
  • /tmp/cIuj6b8r7esDb
  • /var/spool/cron/crontabs/tmp.SgQqws
  • /lib/systemd/system/
  • /lib/systemd/system/libexecs.service
  • /etc/systemd/system/
  • /etc/systemd/system/libexecs.service
Deletes files:
  • /tmp/cIuj6b8r7esDb
Network activity:
  • 2.####.########219a43f8b7b95071c25e58ab.0.124.getTasks

Curing recommendations


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

Dr.Web © Doctor Web
2003 — 2022

Doctor Web is a cybersecurity company focused on threat detection, prevention and response technologies