Analysis
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max time kernel
0s -
max time network
152s -
platform
linux_mips -
resource
debian9-mipsbe-en-20211208 -
submitted
05-03-2022 22:56
Static task
static1
Behavioral task
behavioral1
Sample
e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b73
Resource
debian9-mipsbe-en-20211208
General
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Target
e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b73
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Size
300KB
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MD5
106a736477f5e6efc07bdea0249986f9
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SHA1
b8cb63180aad940b1356e310e9bcbfee30a028b5
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SHA256
e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b73
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SHA512
85892182987a55f12a295c6bca9a4eb104b0a1c6c42670fa1b3ba274bfc7a3f2d522daea0022c09181c57cc1024ea21812300f189ef707e2dd66f775adbf3576
Malware Config
Signatures
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suricata: ET MALWARE Mirai Variant User-Agent (Outbound)
suricata: ET MALWARE Mirai Variant User-Agent (Outbound)
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suricata: ET MALWARE Mozi Botnet DHT Config Sent
suricata: ET MALWARE Mozi Botnet DHT Config Sent
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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:
e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b73description ioc process /proc/net/tcp /proc/net/tcp e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b73 -
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:
e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b73description ioc process /proc/net/tcp /proc/net/tcp e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b73 /proc/net/raw /proc/net/raw e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b73 /proc/net/route /proc/net/route -
Reads runtime system information 2 IoCs
Reads data from /proc virtual filesystem.
Processes:
e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b73description ioc /proc/mounts /proc/mounts /proc/self/exe /proc/self/exe e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b73 -
Writes file to tmp directory 1 IoCs
Malware often drops required files in the /tmp directory.
Processes:
description ioc /tmp/e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b73 /tmp/e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b73
Processes
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./e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b73./e629334def73be9e166ecdd9d5d73d6be97ef7f7d16f05383892332acb324b731⤵
- 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 42983 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 42983 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 42983 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 42983 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I PREROUTING -t nat -p tcp --destination-port 42983 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I PREROUTING -t nat -p tcp --destination-port 42983 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p tcp --source-port 42983 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I POSTROUTING -t nat -p tcp --source-port 42983 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 42983 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I INPUT -p tcp --dport 42983 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 42983 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I OUTPUT -p tcp --sport 42983 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I PREROUTING -t nat -p tcp --dport 42983 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I PREROUTING -t nat -p tcp --dport 42983 -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 42983 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I POSTROUTING -t nat -p tcp --sport 42983 -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 41490 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I INPUT -p udp --destination-port 41490 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I OUTPUT -p udp --source-port 41490 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I OUTPUT -p udp --source-port 41490 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I PREROUTING -t nat -p udp --destination-port 41490 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I PREROUTING -t nat -p udp --destination-port 41490 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p udp --source-port 41490 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I POSTROUTING -t nat -p udp --source-port 41490 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I INPUT -p udp --dport 41490 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I INPUT -p udp --dport 41490 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I OUTPUT -p udp --sport 41490 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I OUTPUT -p udp --sport 41490 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I PREROUTING -t nat -p udp --dport 41490 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I PREROUTING -t nat -p udp --dport 41490 -j ACCEPT2⤵
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p udp --sport 41490 -j ACCEPT"1⤵
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/sbin/iptablesiptables -I POSTROUTING -t nat -p udp --sport 41490 -j ACCEPT2⤵