Analysis
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max time kernel
0s -
max time network
143s -
platform
linux_mips -
resource
debian9-mipsbe-en-20211208 -
submitted
25-04-2022 22:47
Static task
static1
Behavioral task
behavioral1
Sample
Mozi.maxesgwbc
Resource
debian9-mipsbe-en-20211208
General
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Target
Mozi.maxesgwbc
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Size
300KB
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MD5
04a77bca121eb725baf1f1556f192938
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SHA1
5c9110611a4f024be1e1bb9cfe3061c32ecc52f1
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SHA256
5063b629c039f293adc7c0d153d1dafb227b18f94e3e73f294f1f6f9abafd1b8
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SHA512
992f1f0dd6584cec4334101d93a32e81bf778f2b0c93b2aebb9be9fd90e15b384434a5cdbdd776b8b42c2c9a6c056ed66ba15bb032429dda7eed613206ad423a
Malware Config
Signatures
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Contacts a large (16830) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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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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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.maxesgwbcdescription ioc process /proc/net/tcp /proc/net/tcp Mozi.maxesgwbc -
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 -
Reads system network configuration 1 TTPs 3 IoCs
Uses contents of /proc filesystem to enumerate network settings.
Processes:
Mozi.maxesgwbcdescription ioc process /proc/net/tcp /proc/net/tcp Mozi.maxesgwbc /proc/net/raw /proc/net/raw Mozi.maxesgwbc /proc/net/route /proc/net/route -
Reads runtime system information 2 IoCs
Reads data from /proc virtual filesystem.
Processes:
Mozi.maxesgwbcdescription ioc /proc/mounts /proc/mounts /proc/self/exe /proc/self/exe Mozi.maxesgwbc -
Writes file to tmp directory 1 IoCs
Malware often drops required files in the /tmp directory.
Processes:
description ioc /tmp/Mozi.maxesgwbc /tmp/Mozi.maxesgwbc
Processes
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./Mozi.maxesgwbc./Mozi.maxesgwbc1⤵
- Enumerates active TCP sockets
- Reads system network configuration
- Reads runtime system information
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/bin/shsh -c "killall -9 telnetd utelnetd scfgmgr"1⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 49103 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 49103 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 49103 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 49103 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I PREROUTING -t nat -p tcp --destination-port 49103 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I PREROUTING -t nat -p tcp --destination-port 49103 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p tcp --source-port 49103 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I POSTROUTING -t nat -p tcp --source-port 49103 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 49103 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --dport 49103 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 49103 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --sport 49103 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I PREROUTING -t nat -p tcp --dport 49103 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I PREROUTING -t nat -p tcp --dport 49103 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 22 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 22 -j DROP2⤵
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p tcp --sport 49103 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I POSTROUTING -t nat -p tcp --sport 49103 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 23 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 23 -j DROP2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 2323 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 2323 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 22 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 22 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 23 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 23 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 2323 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 2323 -j DROP2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 22 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --dport 22 -j DROP2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 23 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --dport 23 -j DROP2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 2323 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --dport 2323 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 22 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --sport 22 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 23 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --sport 23 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 2323 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --sport 2323 -j DROP2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 58000 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 58000 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 58000 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 58000 -j DROP2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 58000 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --dport 58000 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 58000 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --sport 58000 -j DROP2⤵
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/bin/shsh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer URL \"http://127.0.0.1\""1⤵
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/bin/shsh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer ConnectionRequestPassword \"acsMozi\""1⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 35000 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 35000 -j DROP2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 50023 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 50023 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 50023 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 50023 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 35000 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 35000 -j DROP2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 7547 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 7547 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 7547 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 7547 -j DROP2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 35000 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --dport 35000 -j DROP2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 50023 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --dport 50023 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 50023 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --sport 50023 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 35000 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --sport 35000 -j DROP2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 7547 -j DROP"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --dport 7547 -j DROP2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 7547 -j DROP"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --sport 7547 -j DROP2⤵
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/bin/shsh -c "iptables -I INPUT -p udp --destination-port 24569 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I INPUT -p udp --destination-port 24569 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I OUTPUT -p udp --source-port 24569 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I OUTPUT -p udp --source-port 24569 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I PREROUTING -t nat -p udp --destination-port 24569 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I PREROUTING -t nat -p udp --destination-port 24569 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p udp --source-port 24569 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I POSTROUTING -t nat -p udp --source-port 24569 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I INPUT -p udp --dport 24569 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I INPUT -p udp --dport 24569 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I OUTPUT -p udp --sport 24569 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I OUTPUT -p udp --sport 24569 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I PREROUTING -t nat -p udp --dport 24569 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I PREROUTING -t nat -p udp --dport 24569 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p udp --sport 24569 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I POSTROUTING -t nat -p udp --sport 24569 -j ACCEPT2⤵