Analysis
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max time kernel
0s -
max time network
30s -
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
24-07-2022 13:27
Behavioral task
behavioral1
Sample
589b71b332e579ea2301c18d28d905800e999d84a20e7b8078d3fd74b7d05538
Resource
ubuntu1804-amd64-en-20211208
General
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Target
589b71b332e579ea2301c18d28d905800e999d84a20e7b8078d3fd74b7d05538
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Size
535KB
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MD5
e38111e9a7507d5959bba8d5bddd971d
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SHA1
2ad57d1986171ce40e9c9126fae8579729a653b9
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SHA256
589b71b332e579ea2301c18d28d905800e999d84a20e7b8078d3fd74b7d05538
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SHA512
24a8db166bbf4159b07838202e7764f85370a693aefefcacde41216be283cdbb2463413c6193296e7088d59179364f3d714df865decd1e48fd7c3f7d8c0ad863
Malware Config
Signatures
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suricata: ET MALWARE DDoS.XOR Checkin
suricata: ET MALWARE DDoS.XOR Checkin
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suricata: ET MALWARE Likely Linux/Xorddos.F DDoS Attack Participation (aa.hostasa.org)
suricata: ET MALWARE Likely Linux/Xorddos.F DDoS Attack Participation (aa.hostasa.org)
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Writes file to system bin folder 1 TTPs 3 IoCs
Processes:
description ioc /bin/wuvpwokmrk /bin/wuvpwokmrk /bin/hmkwdrcmtf /bin/hmkwdrcmtf /bin/poktzfqlky /bin/poktzfqlky -
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/rc1.d/ /etc/rc1.d/ update-rc.d /etc/rc1.d/S90589b71b332e579ea2301c18d28d905800e999d84a20e7b8078d3fd74b7d05538 /etc/rc1.d/S90589b71b332e579ea2301c18d28d905800e999d84a20e7b8078d3fd74b7d05538