Analysis
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max time kernel
0s -
max time network
27s -
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
18-07-2022 13:49
Behavioral task
behavioral1
Sample
51a3558ccba777337e5e10d96c4774ca2cefdfe9af86b99081d1b96db31c7a76
Resource
ubuntu1804-amd64-en-20211208
General
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Target
51a3558ccba777337e5e10d96c4774ca2cefdfe9af86b99081d1b96db31c7a76
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Size
611KB
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MD5
5cfcec836e7a1bfd0cc2414b1d09f109
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SHA1
b170e940758582abb6efba25bc4234e734a16c95
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SHA256
51a3558ccba777337e5e10d96c4774ca2cefdfe9af86b99081d1b96db31c7a76
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SHA512
36d1cef9709a29cb25abe003b91f0443a9c28ae1e09c592de5e6f24ec821022883e756af75068da10f896e314c15b063660a8b4678407593828c46f797d6f7e8
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 DDoS.XOR Checkin via HTTP
suricata: ET MALWARE DDoS.XOR Checkin via HTTP
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Writes file to system bin folder 1 TTPs 3 IoCs
Processes:
description ioc /bin/nanezhvwgx /bin/nanezhvwgx /bin/yyrseupamb /bin/yyrseupamb /bin/wutaiwycsb /bin/wutaiwycsb -
Creates/modifies Cron job 1 TTPs 2 IoCs
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
Processes:
shseddescription ioc Process /etc/crontab /etc/crontab sh /etc/crontab /etc/crontab sed -
Modifies rc script 1 TTPs 12 IoCs
Adding/modifying system rc scripts is a common persistence mechanism.
Processes:
update-rc.ddescription ioc Process /etc/rc3.d/S9051a3558ccba777337e5e10d96c4774ca2cefdfe9af86b99081d1b96db31c7a76 /etc/rc3.d/S9051a3558ccba777337e5e10d96c4774ca2cefdfe9af86b99081d1b96db31c7a76