Analysis
-
max time kernel
0s -
max time network
134s -
platform
ubuntu-20.04_amd64 -
resource
ubuntu2004-amd64-20240611-en -
resource tags
arch:amd64arch:i386image:ubuntu2004-amd64-20240611-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system -
submitted
20/06/2024, 09:33
Static task
static1
Behavioral task
behavioral1
Sample
MrLinux/a
Resource
ubuntu1804-amd64-20240611-en
ubuntu-18.04-amd64
Behavioral task
behavioral2
Sample
MrLinux/a
Resource
debian9-armhf-20240611-en
debian-9-armhf
Behavioral task
behavioral3
Sample
MrLinux/a
Resource
debian9-mipsbe-20240418-en
debian-9-mips
Behavioral task
behavioral4
Sample
MrLinux/a
Resource
debian9-mipsel-20240418-en
debian-9-mipsel
Behavioral task
behavioral5
Sample
MrLinux/go.sh
Resource
win7-20240508-en
windows7-x64
Behavioral task
behavioral6
Sample
MrLinux/go.sh
Resource
win10v2004-20240226-en
windows10-2004-x64
Behavioral task
behavioral7
Sample
MrLinux/pscan2
Resource
ubuntu2204-amd64-20240611-en
ubuntu-22.04-amd64
Behavioral task
behavioral8
Sample
MrLinux/ss
Resource
ubuntu2004-amd64-20240611-en
ubuntu-20.04-amd64
Behavioral task
behavioral9
Sample
MrLinux/sshd
Resource
ubuntu2004-amd64-20240508-en
ubuntu-20.04-amd64
General
-
Target
MrLinux/ss
-
Size
447KB
-
MD5
5c71ef9ef225d9806620d3d9e5e15bbb
-
SHA1
fe454abfb0cb3a3098c9aaf943d514df0d7e7f8a
-
SHA256
2b322393f8c234e3dfb028285a16a945878a5142768153e6bca6c18161dae1a5
-
SHA512
5b52433f75958416c49a8ecf62553fd34c1212cfb1e1bcfd3c1ddcb32b9446a2e883cd63cbc611cc00212a86036202c00571f775ce166372fcdfeac3b718679d
-
SSDEEP
6144:HIM21beIrQCxAeQmnT3V3xNNZkYgy2CZTLdUyh:odbeIrT9QmbVDNZkMZLdUq
Malware Config
Signatures
-
Traces itself 1 IoCs
Traces itself to prevent debugging attempts
pid 1395 -
Write file to user bin folder 1 TTPs 28 IoCs
description ioc Process File opened for modification /usr/bin/printenv ss File opened for modification /usr/bin/palmtopnm ss File opened for modification /usr/bin/ntfsinfo ss File opened for modification /usr/bin/pgmcrater ss File opened for modification /usr/bin/dirname ss File opened for modification /usr/bin/pl2pm ss File opened for modification /usr/bin/apt-extracttemplates ss File opened for modification /usr/bin/tzselect ss File opened for modification /usr/bin/ppmflash ss File opened for modification /usr/bin/traceroute6 ss File opened for modification /usr/bin/pycompile ss File opened for modification /usr/bin/dpkg-scanpackages ss File opened for modification /usr/bin/gnome-help ss File opened for modification /usr/bin/spctoppm ss File opened for modification /usr/bin/dbus-monitor ss File opened for modification /usr/bin/bioradtopgm ss File opened for modification /usr/bin/ntfstruncate ss File opened for modification /usr/bin/ppmmix ss File opened for modification /usr/bin/fwupdagent ss File opened for modification /usr/bin/lzmainfo ss File opened for modification /usr/bin/sprof ss File opened for modification /usr/bin/ps2pdf13 ss File opened for modification /usr/bin/grub-mknetdir ss File opened for modification /usr/bin/gpgtar ss File opened for modification /usr/bin/dpkg-checkbuilddeps ss File opened for modification /usr/bin/mcheck ss File opened for modification /usr/bin/usbhid-dump ss File opened for modification /usr/bin/xpmtoppm ss -
Writes file to tmp directory 12 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/MrLinux/pass.txt ss File opened for modification /tmp/MrLinux/sshd ss File opened for modification /tmp/MrLinux/start ss File opened for modification /tmp/MrLinux/pscan2 ss File opened for modification /tmp/MrLinux/go.sh ss File opened for modification /tmp/MrLinux/pscan2.c ss File opened for modification /tmp/MrLinux/nobash.txt ss File opened for modification /tmp/MrLinux/scanB ss File opened for modification /tmp/MrLinux/ss ss File opened for modification /tmp/MrLinux/vuln.txt ss File opened for modification /tmp/MrLinux/a ss File opened for modification /tmp/MrLinux ss