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Linux.Siggen.7833
Added to the Dr.Web virus database:
2024-07-24
Virus description added:
2024-07-24
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
Substitutes application name for:
Launches processes:
crontab -l
grep -v no cron
grep -v /sh5
grep -v /init5
grep -v /<SAMPLE_FULL_PATH>
crontab /var/run/.hh21804289383
/bin/uname -n
grep -v /bash5
(crontab -l | grep -v \x22/<SAMPLE_FULL_PATH>\x22 | grep -v \x22/sh5\x22 | grep -v \x22/init5\x22 | grep -v \x22/bash5\x22 | grep -v \x22no cron\x22 > /var/run/.hh21804289383) > /dev/null 2>&1
Performs operations with the file system:
Modifies file access rights:
/root/init5
/var/tmp/sh5
/run/init5
/run/lock/init5
/dev/shm/sh5
/tmp/bash5
/var/spool/cron/crontabs/tmp.1njp4G
Creates or modifies files:
/run/.hh21804289383
/root/init5
/var/tmp/sh5
/run/init5
/run/lock/init5
/dev/shm/sh5
/tmp/bash5
/var/spool/cron/crontabs/tmp.1njp4G
Deletes files:
Changes time of creation/access/modification of files:
Network activity:
Awaits incoming connections on ports:
Establishes connection:
5.###.84.159:8080
8.#.8.8:53
DNS ASK:
Curing recommendations
Linux
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