Analysis
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max time kernel
0s -
max time network
126s -
platform
linux_amd64 -
resource
ubuntu1804-amd64-en-20211208 -
resource tags
arch:amd64arch:i386image:ubuntu1804-amd64-en-20211208kernel:4.15.0-161-genericlocale:en-usos:ubuntu-18.04-amd64system -
submitted
01-08-2022 04:58
Behavioral task
behavioral1
Sample
f04799a3524bbed8e3777524ec0269a03c294db6701ab539a9350c076a209994
Resource
ubuntu1804-amd64-en-20211208
General
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Target
f04799a3524bbed8e3777524ec0269a03c294db6701ab539a9350c076a209994
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Size
535KB
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MD5
5ce7f3c28bc34ef951d9f797e8ec680b
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SHA1
9809bd542e7ffb1d8b124c1e65135c45e8277907
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SHA256
f04799a3524bbed8e3777524ec0269a03c294db6701ab539a9350c076a209994
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SHA512
9bf19e515bbe63e0d3dd0b19f93bc1a0a704eb156505b19e15eb381d86ef0f71fb36a7fecad760a618724e54251c60249bc50a5d1762dd7ab46ecdeaa448c660
Malware Config
Signatures
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Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Writes file to system bin folder 1 TTPs 2 IoCs
Processes:
description ioc /bin/dyzjjjvqcf /bin/dyzjjjvqcf /bin/nopfevkjnk /bin/nopfevkjnk -
Creates/modifies Cron job 1 TTPs 2 IoCs
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
Processes:
sedshdescription ioc Process /etc/crontab /etc/crontab sed /etc/crontab /etc/crontab sh -
Modifies rc script 1 TTPs 12 IoCs
Adding/modifying system rc scripts is a common persistence mechanism.
Processes:
update-rc.ddescription ioc Process /etc/rc0.d/ /etc/rc0.d/ update-rc.d /etc/rc5.d/ /etc/rc5.d/ update-rc.d /etc/rc4.d/ /etc/rc4.d/ update-rc.d /etc/rc3.d/ /etc/rc3.d/ update-rc.d /etc/rc2.d/ /etc/rc2.d/ update-rc.d /etc/rc1.d/S90f04799a3524bbed8e3777524ec0269a03c294db6701ab539a9350c076a209994 /etc/rc1.d/S90f04799a3524bbed8e3777524ec0269a03c294db6701ab539a9350c076a209994