Analysis
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max time kernel
96s -
max time network
152s -
platform
debian-9_mips -
resource
debian9-mipsbe-20240611-en -
resource tags
arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem -
submitted
05-11-2024 20:17
Behavioral task
behavioral1
Sample
Mozi.m
Resource
debian9-mipsbe-20240611-en
General
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Target
Mozi.m
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Size
132KB
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MD5
59ce0baba11893f90527fc951ac69912
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SHA1
5857a7dd621c4c3ebb0b5a3bec915d409f70d39f
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SHA256
4293c1d8574dc87c58360d6bac3daa182f64f7785c9d41da5e0741d2b1817fc7
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SHA512
c5b12797b477e5e5964a78766bb40b1c0d9fdfb8eef1f9aee3df451e3441a40c61d325bf400ba51048811b68e1c70a95f15e4166b7a65a4eca0c624864328647
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SSDEEP
3072:phNlHuBafLeBtfCzpta8xlBIOdVo3/4sxLJ10xioP:p3lOYoaja8xzx/0wsxzSi2
Malware Config
Signatures
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Contacts a large (5885) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Patched UPX-packed file 1 IoCs
Sample is packed with UPX but required header fields are zeroed out to prevent unpacking with the default UPX tool.
Processes:
resource yara_rule /usr/networks patched_upx -
Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
Processes:
Mozi.mdescription ioc process File opened for modification /dev/watchdog Mozi.m File opened for modification /dev/misc/watchdog Mozi.m -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Enumerates active TCP sockets 1 TTPs 1 IoCs
Gets active TCP sockets from /proc virtual filesystem.
Processes:
Mozi.mdescription ioc process File opened for reading /proc/net/tcp Mozi.m -
Enumerates running processes
Discovers information about currently running processes on the system
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Processes:
Mozi.mdescription ioc process File opened for modification /etc/init.d/S95baby.sh Mozi.m File opened for modification /etc/init.d/keyboard-setup.sh Mozi.m File opened for modification /etc/init.d/console-setup.sh Mozi.m File opened for modification /etc/init.d/hwclock.sh Mozi.m -
Reads system routing table 1 TTPs 1 IoCs
Gets active network interfaces from /proc virtual filesystem.
Processes:
Mozi.mdescription ioc process File opened for reading /proc/net/route Mozi.m -
Writes file to system bin folder 2 IoCs
Processes:
Mozi.mdescription ioc process File opened for modification /sbin/watchdog Mozi.m File opened for modification /bin/watchdog Mozi.m -
Processes:
resource yara_rule /usr/networks upx -
Changes its process name 1 IoCs
Processes:
Mozi.mdescription ioc pid process Changes the process name, possibly in an attempt to hide itself sshd 703 Mozi.m -
Reads system network configuration 1 TTPs 3 IoCs
Uses contents of /proc filesystem to enumerate network settings.
Processes:
Mozi.mdescription ioc process File opened for reading /proc/net/tcp Mozi.m File opened for reading /proc/net/raw Mozi.m File opened for reading /proc/net/route Mozi.m -
Processes:
killallMozi.mdescription ioc process File opened for reading /proc/2/stat killall File opened for reading /proc/78/stat killall File opened for reading /proc/168/stat killall File opened for reading /proc/filesystems killall File opened for reading /proc/6/stat killall File opened for reading /proc/700/stat killall File opened for reading /proc/12/stat killall File opened for reading /proc/15/stat killall File opened for reading /proc/76/stat killall File opened for reading /proc/77/stat killall File opened for reading /proc/145/stat killall File opened for reading /proc/227/stat killall File opened for reading /proc/694/cmdline killall File opened for reading /proc/707/stat killall File opened for reading /proc/22/stat killall File opened for reading /proc/36/stat killall File opened for reading /proc/426/stat killall File opened for reading /proc/self/exe Mozi.m File opened for reading /proc/4/stat killall File opened for reading /proc/82/stat killall File opened for reading /proc/145/cmdline killall File opened for reading /proc/374/stat killall File opened for reading /proc/655/stat killall File opened for reading /proc/703/stat killall File opened for reading /proc/8/stat killall File opened for reading /proc/72/stat killall File opened for reading /proc/79/stat killall File opened for reading /proc/151/stat killall File opened for reading /proc/3/stat killall File opened for reading /proc/13/stat killall File opened for reading /proc/21/stat killall File opened for reading /proc/24/stat killall File opened for reading /proc/693/stat killall File opened for reading /proc/699/stat killall File opened for reading /proc/1/stat killall File opened for reading /proc/116/cmdline killall File opened for reading /proc/5/stat killall File opened for reading /proc/10/stat killall File opened for reading /proc/306/stat killall File opened for reading /proc/330/stat killall File opened for reading /proc/360/stat killall File opened for reading /proc/17/stat killall File opened for reading /proc/18/stat killall File opened for reading /proc/20/stat killall File opened for reading /proc/66/stat killall File opened for reading /proc/71/stat killall File opened for reading /proc/115/stat killall File opened for reading /proc/308/stat killall File opened for reading /proc/705/stat killall File opened for reading /proc/mounts Mozi.m File opened for reading /proc/644/stat killall File opened for reading /proc/679/stat killall File opened for reading /proc/698/stat killall File opened for reading /proc/9/stat killall File opened for reading /proc/19/stat killall File opened for reading /proc/305/stat killall File opened for reading /proc/326/stat killall File opened for reading /proc/11/stat killall File opened for reading /proc/37/stat killall File opened for reading /proc/70/stat killall File opened for reading /proc/105/stat killall File opened for reading /proc/116/stat killall File opened for reading /proc/666/stat killall File opened for reading /proc/694/stat killall -
System Network Configuration Discovery 1 TTPs 22 IoCs
Adversaries may gather information about the network configuration of a system.
Processes:
shshshshshshshshshshshshshshshshshshshshshshpid process 806 sh 810 sh 856 sh 865 sh 913 sh 834 sh 838 sh 873 sh 909 sh 802 sh 818 sh 820 sh 830 sh 832 sh 842 sh 881 sh 788 sh 822 sh 859 sh 875 sh 905 sh 917 sh -
Writes file to tmp directory 2 IoCs
Malware often drops required files in the /tmp directory.
Processes:
Mozi.mdescription ioc process File opened for modification /tmp/.ips Mozi.m File opened for modification /tmp/.config Mozi.m
Processes
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/tmp/Mozi.m/tmp/Mozi.m1⤵
- Modifies Watchdog functionality
- Enumerates active TCP sockets
- Modifies init.d
- Reads system routing table
- Writes file to system bin folder
- Changes its process name
- Reads system network configuration
- Reads runtime system information
- Writes file to tmp directory
PID:701 -
/bin/shsh -c "killall -9 telnetd utelnetd scfgmgr"2⤵PID:705
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/usr/bin/killallkillall -9 telnetd utelnetd scfgmgr3⤵
- Reads runtime system information
PID:706
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 53295 -j ACCEPT"2⤵PID:784
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 53295 -j ACCEPT3⤵PID:785
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 53295 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:788 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 53295 -j ACCEPT3⤵PID:791
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/bin/shsh -c "iptables -I PREROUTING -t nat -p tcp --destination-port 53295 -j ACCEPT"2⤵PID:792
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/sbin/iptablesiptables -I PREROUTING -t nat -p tcp --destination-port 53295 -j ACCEPT3⤵PID:793
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p tcp --source-port 53295 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:802 -
/sbin/iptablesiptables -I POSTROUTING -t nat -p tcp --source-port 53295 -j ACCEPT3⤵PID:803
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 53295 -j ACCEPT"2⤵PID:804
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/sbin/iptablesiptables -I INPUT -p tcp --dport 53295 -j ACCEPT3⤵PID:805
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 53295 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:806 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 53295 -j ACCEPT3⤵PID:807
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/bin/shsh -c "iptables -I PREROUTING -t nat -p tcp --dport 53295 -j ACCEPT"2⤵PID:808
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/sbin/iptablesiptables -I PREROUTING -t nat -p tcp --dport 53295 -j ACCEPT3⤵PID:809
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p tcp --sport 53295 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:810 -
/sbin/iptablesiptables -I POSTROUTING -t nat -p tcp --sport 53295 -j ACCEPT3⤵PID:811
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 22 -j DROP"2⤵PID:812
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 22 -j DROP3⤵PID:813
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 23 -j DROP"2⤵PID:814
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 23 -j DROP3⤵PID:815
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 2323 -j DROP"2⤵PID:816
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 2323 -j DROP3⤵PID:817
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 22 -j DROP"2⤵
- System Network Configuration Discovery
PID:818 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 22 -j DROP3⤵PID:819
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 23 -j DROP"2⤵
- System Network Configuration Discovery
PID:820 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 23 -j DROP3⤵PID:821
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 2323 -j DROP"2⤵
- System Network Configuration Discovery
PID:822 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 2323 -j DROP3⤵PID:823
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 22 -j DROP"2⤵PID:824
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/sbin/iptablesiptables -I INPUT -p tcp --dport 22 -j DROP3⤵PID:825
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 23 -j DROP"2⤵PID:826
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/sbin/iptablesiptables -I INPUT -p tcp --dport 23 -j DROP3⤵PID:827
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 2323 -j DROP"2⤵PID:828
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/sbin/iptablesiptables -I INPUT -p tcp --dport 2323 -j DROP3⤵PID:829
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 22 -j DROP"2⤵
- System Network Configuration Discovery
PID:830 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 22 -j DROP3⤵PID:831
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 23 -j DROP"2⤵
- System Network Configuration Discovery
PID:832 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 23 -j DROP3⤵PID:833
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 2323 -j DROP"2⤵
- System Network Configuration Discovery
PID:834 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 2323 -j DROP3⤵PID:835
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 58000 -j DROP"2⤵PID:836
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 58000 -j DROP3⤵PID:837
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 58000 -j DROP"2⤵
- System Network Configuration Discovery
PID:838 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 58000 -j DROP3⤵PID:839
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 58000 -j DROP"2⤵PID:840
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/sbin/iptablesiptables -I INPUT -p tcp --dport 58000 -j DROP3⤵PID:841
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 58000 -j DROP"2⤵
- System Network Configuration Discovery
PID:842 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 58000 -j DROP3⤵PID:843
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/bin/shsh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer URL \"http://127.0.0.1\""2⤵PID:844
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/bin/shsh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer ConnectionRequestPassword \"acsMozi\""2⤵PID:845
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 35000 -j DROP"2⤵PID:847
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 35000 -j DROP3⤵PID:849
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 50023 -j DROP"2⤵PID:853
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 50023 -j DROP3⤵PID:854
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 50023 -j DROP"2⤵
- System Network Configuration Discovery
PID:856 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 50023 -j DROP3⤵PID:857
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 35000 -j DROP"2⤵
- System Network Configuration Discovery
PID:859 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 35000 -j DROP3⤵PID:860
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 7547 -j DROP"2⤵PID:861
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 7547 -j DROP3⤵PID:863
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 7547 -j DROP"2⤵
- System Network Configuration Discovery
PID:865 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 7547 -j DROP3⤵PID:866
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 35000 -j DROP"2⤵PID:867
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/sbin/iptablesiptables -I INPUT -p tcp --dport 35000 -j DROP3⤵PID:868
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 50023 -j DROP"2⤵PID:870
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/sbin/iptablesiptables -I INPUT -p tcp --dport 50023 -j DROP3⤵PID:872
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 50023 -j DROP"2⤵
- System Network Configuration Discovery
PID:873 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 50023 -j DROP3⤵PID:874
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 35000 -j DROP"2⤵
- System Network Configuration Discovery
PID:875 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 35000 -j DROP3⤵PID:876
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 7547 -j DROP"2⤵PID:879
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/sbin/iptablesiptables -I INPUT -p tcp --dport 7547 -j DROP3⤵PID:880
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 7547 -j DROP"2⤵
- System Network Configuration Discovery
PID:881 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 7547 -j DROP3⤵PID:882
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/bin/shsh -c "iptables -I INPUT -p udp --destination-port 36705 -j ACCEPT"2⤵PID:903
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/sbin/iptablesiptables -I INPUT -p udp --destination-port 36705 -j ACCEPT3⤵PID:904
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/bin/shsh -c "iptables -I OUTPUT -p udp --source-port 36705 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:905 -
/sbin/iptablesiptables -I OUTPUT -p udp --source-port 36705 -j ACCEPT3⤵PID:906
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/bin/shsh -c "iptables -I PREROUTING -t nat -p udp --destination-port 36705 -j ACCEPT"2⤵PID:907
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/sbin/iptablesiptables -I PREROUTING -t nat -p udp --destination-port 36705 -j ACCEPT3⤵PID:908
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p udp --source-port 36705 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:909 -
/sbin/iptablesiptables -I POSTROUTING -t nat -p udp --source-port 36705 -j ACCEPT3⤵PID:910
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/bin/shsh -c "iptables -I INPUT -p udp --dport 36705 -j ACCEPT"2⤵PID:911
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/sbin/iptablesiptables -I INPUT -p udp --dport 36705 -j ACCEPT3⤵PID:912
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/bin/shsh -c "iptables -I OUTPUT -p udp --sport 36705 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:913 -
/sbin/iptablesiptables -I OUTPUT -p udp --sport 36705 -j ACCEPT3⤵PID:914
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/bin/shsh -c "iptables -I PREROUTING -t nat -p udp --dport 36705 -j ACCEPT"2⤵PID:915
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/sbin/iptablesiptables -I PREROUTING -t nat -p udp --dport 36705 -j ACCEPT3⤵PID:916
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p udp --sport 36705 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:917 -
/sbin/iptablesiptables -I POSTROUTING -t nat -p udp --sport 36705 -j ACCEPT3⤵PID:918
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Boot or Logon Initialization Scripts
1RC Scripts
1Privilege Escalation
Boot or Logon Autostart Execution
1Boot or Logon Initialization Scripts
1RC Scripts
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
25B
MD51b3235ba10fc04836c941d3d27301956
SHA18909655763143702430b8c58b3ae3b04cfd3a29c
SHA25601ba1fb41632594997a41d0c3a911ae5b3034d566ebb991ef76ad76e6f9e283a
SHA51298bdb5c266222ccbd63b6f80c87e501c8033dc53b0513d300b8da50e39a207a0b69f8cd3ecc4a128dec340a1186779fedd1049c9b0a70e90d2cb3ae6ebfa4c4d
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Filesize
147B
MD5b8a8f466da2abb274b5da8a184d10172
SHA12444c38c3462702bf815cf4e37100214824b76e6
SHA25674c9b3a712c3e883f3d0181d64bb83d4aa02f1619615f4f584441e4ae4de0936
SHA51233dfaaae402915c324acb901a94deac1c6f4b2773bdd9fc5e61fed5fd848570a699abcf3f178f8c2b2bdf527dd10a40edaefbe43b94f6e2f1d8e69ebd681768f
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Filesize
132KB
MD559ce0baba11893f90527fc951ac69912
SHA15857a7dd621c4c3ebb0b5a3bec915d409f70d39f
SHA2564293c1d8574dc87c58360d6bac3daa182f64f7785c9d41da5e0741d2b1817fc7
SHA512c5b12797b477e5e5964a78766bb40b1c0d9fdfb8eef1f9aee3df451e3441a40c61d325bf400ba51048811b68e1c70a95f15e4166b7a65a4eca0c624864328647