Analysis
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max time kernel
11952s -
max time network
176s -
platform
linux_mips -
resource
debian9-mipsbe-en-20211208 -
submitted
25-04-2022 22:48
Static task
static1
Behavioral task
behavioral1
Sample
Mozi.mbmidkttp
Resource
debian9-mipsbe-en-20211208
General
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Target
Mozi.mbmidkttp
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Size
300KB
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MD5
e30a81d66f18f07647397d1defbad11b
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SHA1
a7fd1a1d71f7f7b00886741db52c42af0c8873f1
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SHA256
b7ba5aa2f8f7781d408e87b2131fa2cc9b95cdf3460f9778229398c9e851772a
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SHA512
df7b274ac394ca1192019d35212b076d645e095050930a42342d32d7937b37a7981c19029ecb54d9390bd8a9ba91fb137d52e89b176891ac05809daa1a28b766
Malware Config
Signatures
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Contacts a large (14901) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Modifies the Watchdog daemon 1 TTPs
Malware like Mirai modify the Watchdog to prevent it restarting an infected system.
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Writes file to system bin folder 1 TTPs 2 IoCs
Processes:
description ioc /sbin/watchdog /sbin/watchdog /bin/watchdog /bin/watchdog -
Modifies hosts file 1 IoCs
Adds to hosts file used for mapping hosts to IP addresses.
Processes:
description ioc /etc/hosts /etc/hosts -
Writes DNS configuration 1 TTPs 1 IoCs
Writes data to DNS resolver config file.
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Enumerates active TCP sockets 1 TTPs 1 IoCs
Gets active TCP sockets from /proc virtual filesystem.
Processes:
Mozi.mbmidkttpdescription ioc Process /proc/net/tcp /proc/net/tcp Mozi.mbmidkttp -
Processes:
description ioc /etc/init.d/S95baby.sh /etc/init.d/S95baby.sh -
Reads system routing table 1 TTPs 1 IoCs
Gets active network interfaces from /proc virtual filesystem.
Processes:
description ioc /proc/net/route /proc/net/route -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 14755 ipinfo.io 14753 ipinfo.io -
Reads system network configuration 1 TTPs 3 IoCs
Uses contents of /proc filesystem to enumerate network settings.
Processes:
Mozi.mbmidkttpdescription ioc Process /proc/net/tcp /proc/net/tcp Mozi.mbmidkttp /proc/net/raw /proc/net/raw Mozi.mbmidkttp /proc/net/route /proc/net/route