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Analysis
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max time kernel
130s -
max time network
138s -
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
13/10/2024, 19:17
Behavioral task
behavioral1
Sample
419cdb25968484da3fd46924f237774d_JaffaCakes118
Resource
debian9-mipsbe-20240611-en
General
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Target
419cdb25968484da3fd46924f237774d_JaffaCakes118
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Size
300KB
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MD5
419cdb25968484da3fd46924f237774d
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SHA1
3dce1a9445f491798a3a5d2a38d0f66e26b10844
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SHA256
2211891ff1d7341eeb54cda4e6a1ece31bc4eb9e09adc50a4f03d6a3c7d1053a
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SHA512
e70c18cf149dd6d1e4b0ee52e726e4d3d842c3569c91e3291bdbc5883c3d5afd70ecc2ea11826ab098abb90982024a44f71f4354b149e3efeb182b259a802ced
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SSDEEP
6144:7O/QJHZweEL/NOjCHm7FZZncoa77oNsKqqfPqOJ:78QpZsKCaioa/HKqoPqOJ
Malware Config
Signatures
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Contacts a large (11438) 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.
resource yara_rule behavioral1/files/fstream-3.dat patched_upx -
Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.
description ioc Process File opened for modification /dev/watchdog 419cdb25968484da3fd46924f237774d_JaffaCakes118 File opened for modification /dev/misc/watchdog 419cdb25968484da3fd46924f237774d_JaffaCakes118 -
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.
description ioc Process File opened for reading /proc/net/tcp 419cdb25968484da3fd46924f237774d_JaffaCakes118 -
Enumerates running processes
Discovers information about currently running processes on the system
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description ioc Process File opened for modification /etc/init.d/S95baby.sh 419cdb25968484da3fd46924f237774d_JaffaCakes118 File opened for modification /etc/init.d/keyboard-setup.sh 419cdb25968484da3fd46924f237774d_JaffaCakes118 File opened for modification /etc/init.d/console-setup.sh 419cdb25968484da3fd46924f237774d_JaffaCakes118 File opened for modification /etc/init.d/hwclock.sh 419cdb25968484da3fd46924f237774d_JaffaCakes118 -
Reads system routing table 1 TTPs 1 IoCs
Gets active network interfaces from /proc virtual filesystem.
description ioc Process File opened for reading /proc/net/route 419cdb25968484da3fd46924f237774d_JaffaCakes118 -
Writes file to system bin folder 2 IoCs
description ioc Process File opened for modification /sbin/watchdog 419cdb25968484da3fd46924f237774d_JaffaCakes118 File opened for modification /bin/watchdog 419cdb25968484da3fd46924f237774d_JaffaCakes118 -
resource yara_rule behavioral1/files/fstream-3.dat upx -
Changes its process name 1 IoCs
description ioc pid Process Changes the process name, possibly in an attempt to hide itself sshd 699 419cdb25968484da3fd46924f237774d_JaffaCakes118 -
Reads system network configuration 1 TTPs 3 IoCs
Uses contents of /proc filesystem to enumerate network settings.
description ioc Process File opened for reading /proc/net/tcp 419cdb25968484da3fd46924f237774d_JaffaCakes118 File opened for reading /proc/net/raw 419cdb25968484da3fd46924f237774d_JaffaCakes118 File opened for reading /proc/net/route 419cdb25968484da3fd46924f237774d_JaffaCakes118 -
description ioc Process File opened for reading /proc/10/stat killall File opened for reading /proc/20/stat killall File opened for reading /proc/699/cmdline killall File opened for reading /proc/11/stat killall File opened for reading /proc/12/stat killall File opened for reading /proc/17/stat killall File opened for reading /proc/75/stat killall File opened for reading /proc/141/cmdline killall File opened for reading /proc/383/stat killall File opened for reading /proc/6/stat killall File opened for reading /proc/76/stat killall File opened for reading /proc/228/stat killall File opened for reading /proc/689/cmdline killall File opened for reading /proc/699/stat killall File opened for reading /proc/694/stat killall File opened for reading /proc/695/stat killall File opened for reading /proc/689/stat killall File opened for reading /proc/690/cmdline killall File opened for reading /proc/8/stat killall File opened for reading /proc/73/stat killall File opened for reading /proc/317/stat killall File opened for reading /proc/328/stat killall File opened for reading /proc/457/stat killall File opened for reading /proc/486/stat killall File opened for reading /proc/372/stat killall File opened for reading /proc/706/stat killall File opened for reading /proc/filesystems killall File opened for reading /proc/1/stat killall File opened for reading /proc/24/stat killall File opened for reading /proc/37/stat killall File opened for reading /proc/72/stat killall File opened for reading /proc/326/stat killall File opened for reading /proc/74/stat killall File opened for reading /proc/676/stat killall File opened for reading /proc/702/stat killall File opened for reading /proc/14/stat killall File opened for reading /proc/371/stat killall File opened for reading /proc/36/stat killall File opened for reading /proc/71/stat killall File opened for reading /proc/80/stat killall File opened for reading /proc/111/stat killall File opened for reading /proc/700/stat killall File opened for reading /proc/2/stat killall File opened for reading /proc/18/stat killall File opened for reading /proc/69/stat killall File opened for reading /proc/101/stat killall File opened for reading /proc/319/stat killall File opened for reading /proc/3/stat killall File opened for reading /proc/13/stat killall File opened for reading /proc/112/cmdline killall File opened for reading /proc/147/stat killall File opened for reading /proc/487/stat killall File opened for reading /proc/mounts 419cdb25968484da3fd46924f237774d_JaffaCakes118 File opened for reading /proc/21/stat killall File opened for reading /proc/141/stat killall File opened for reading /proc/388/stat killall File opened for reading /proc/450/stat killall File opened for reading /proc/696/stat killall File opened for reading /proc/7/stat killall File opened for reading /proc/16/stat killall File opened for reading /proc/22/stat killall File opened for reading /proc/70/stat killall File opened for reading /proc/77/stat killall File opened for reading /proc/690/stat killall -
System Network Configuration Discovery 1 TTPs 22 IoCs
Adversaries may gather information about the network configuration of a system.
pid Process 834 sh 854 sh 866 sh 872 sh 904 sh 908 sh 757 sh 814 sh 822 sh 836 sh 852 sh 916 sh 743 sh 819 sh 844 sh 912 sh 765 sh 831 sh 858 sh 864 sh 761 sh 840 sh -
Writes file to tmp directory 2 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/.config 419cdb25968484da3fd46924f237774d_JaffaCakes118 File opened for modification /tmp/.ips 419cdb25968484da3fd46924f237774d_JaffaCakes118
Processes
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/tmp/419cdb25968484da3fd46924f237774d_JaffaCakes118/tmp/419cdb25968484da3fd46924f237774d_JaffaCakes1181⤵
- 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:697 -
/bin/shsh -c "killall -9 telnetd utelnetd scfgmgr"2⤵PID:700
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/usr/bin/killallkillall -9 telnetd utelnetd scfgmgr3⤵
- Reads runtime system information
PID:703
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 38211 -j ACCEPT"2⤵PID:737
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 38211 -j ACCEPT3⤵PID:738
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 38211 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:743 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 38211 -j ACCEPT3⤵PID:746
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/bin/shsh -c "iptables -I PREROUTING -t nat -p tcp --destination-port 38211 -j ACCEPT"2⤵PID:747
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/sbin/iptablesiptables -I PREROUTING -t nat -p tcp --destination-port 38211 -j ACCEPT3⤵PID:748
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p tcp --source-port 38211 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:757 -
/sbin/iptablesiptables -I POSTROUTING -t nat -p tcp --source-port 38211 -j ACCEPT3⤵PID:758
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 38211 -j ACCEPT"2⤵PID:759
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/sbin/iptablesiptables -I INPUT -p tcp --dport 38211 -j ACCEPT3⤵PID:760
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 38211 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:761 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 38211 -j ACCEPT3⤵PID:762
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/bin/shsh -c "iptables -I PREROUTING -t nat -p tcp --dport 38211 -j ACCEPT"2⤵PID:763
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/sbin/iptablesiptables -I PREROUTING -t nat -p tcp --dport 38211 -j ACCEPT3⤵PID:764
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p tcp --sport 38211 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:765 -
/sbin/iptablesiptables -I POSTROUTING -t nat -p tcp --sport 38211 -j ACCEPT3⤵PID:766
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 22 -j DROP"2⤵PID:798
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 22 -j DROP3⤵PID:804
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 23 -j DROP"2⤵PID:806
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 23 -j DROP3⤵PID:808
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 2323 -j DROP"2⤵PID:810
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 2323 -j DROP3⤵PID:812
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 22 -j DROP"2⤵
- System Network Configuration Discovery
PID:814 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 22 -j DROP3⤵PID:817
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 23 -j DROP"2⤵
- System Network Configuration Discovery
PID:819 -
/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:825
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/sbin/iptablesiptables -I INPUT -p tcp --dport 22 -j DROP3⤵PID:826
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 23 -j DROP"2⤵PID:827
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/sbin/iptablesiptables -I INPUT -p tcp --dport 23 -j DROP3⤵PID:828
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 2323 -j DROP"2⤵PID:829
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/sbin/iptablesiptables -I INPUT -p tcp --dport 2323 -j DROP3⤵PID:830
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 22 -j DROP"2⤵
- System Network Configuration Discovery
PID:831 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 22 -j DROP3⤵PID:832
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 23 -j DROP"2⤵
- System Network Configuration Discovery
PID:834 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 23 -j DROP3⤵PID:835
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 2323 -j DROP"2⤵
- System Network Configuration Discovery
PID:836 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 2323 -j DROP3⤵PID:837
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 58000 -j DROP"2⤵PID:838
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 58000 -j DROP3⤵PID:839
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 58000 -j DROP"2⤵
- System Network Configuration Discovery
PID:840 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 58000 -j DROP3⤵PID:841
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 58000 -j DROP"2⤵PID:842
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/sbin/iptablesiptables -I INPUT -p tcp --dport 58000 -j DROP3⤵PID:843
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 58000 -j DROP"2⤵
- System Network Configuration Discovery
PID:844 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 58000 -j DROP3⤵PID:845
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/bin/shsh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer URL \"http://127.0.0.1\""2⤵PID:846
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/bin/shsh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer ConnectionRequestPassword \"acsMozi\""2⤵PID:847
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 35000 -j DROP"2⤵PID:848
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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:850
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 50023 -j DROP3⤵PID:851
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 50023 -j DROP"2⤵
- System Network Configuration Discovery
PID:852 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 50023 -j DROP3⤵PID:853
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 35000 -j DROP"2⤵
- System Network Configuration Discovery
PID:854 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 35000 -j DROP3⤵PID:855
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/bin/shsh -c "iptables -I INPUT -p tcp --destination-port 7547 -j DROP"2⤵PID:856
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/sbin/iptablesiptables -I INPUT -p tcp --destination-port 7547 -j DROP3⤵PID:857
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/bin/shsh -c "iptables -I OUTPUT -p tcp --source-port 7547 -j DROP"2⤵
- System Network Configuration Discovery
PID:858 -
/sbin/iptablesiptables -I OUTPUT -p tcp --source-port 7547 -j DROP3⤵PID:859
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 35000 -j DROP"2⤵PID:860
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/sbin/iptablesiptables -I INPUT -p tcp --dport 35000 -j DROP3⤵PID:861
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 50023 -j DROP"2⤵PID:862
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/sbin/iptablesiptables -I INPUT -p tcp --dport 50023 -j DROP3⤵PID:863
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 50023 -j DROP"2⤵
- System Network Configuration Discovery
PID:864 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 50023 -j DROP3⤵PID:865
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 35000 -j DROP"2⤵
- System Network Configuration Discovery
PID:866 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 35000 -j DROP3⤵PID:867
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/bin/shsh -c "iptables -I INPUT -p tcp --dport 7547 -j DROP"2⤵PID:868
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/sbin/iptablesiptables -I INPUT -p tcp --dport 7547 -j DROP3⤵PID:870
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/bin/shsh -c "iptables -I OUTPUT -p tcp --sport 7547 -j DROP"2⤵
- System Network Configuration Discovery
PID:872 -
/sbin/iptablesiptables -I OUTPUT -p tcp --sport 7547 -j DROP3⤵PID:873
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/bin/shsh -c "iptables -I INPUT -p udp --destination-port 40493 -j ACCEPT"2⤵PID:902
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/sbin/iptablesiptables -I INPUT -p udp --destination-port 40493 -j ACCEPT3⤵PID:903
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/bin/shsh -c "iptables -I OUTPUT -p udp --source-port 40493 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:904 -
/sbin/iptablesiptables -I OUTPUT -p udp --source-port 40493 -j ACCEPT3⤵PID:905
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/bin/shsh -c "iptables -I PREROUTING -t nat -p udp --destination-port 40493 -j ACCEPT"2⤵PID:906
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/sbin/iptablesiptables -I PREROUTING -t nat -p udp --destination-port 40493 -j ACCEPT3⤵PID:907
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p udp --source-port 40493 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:908 -
/sbin/iptablesiptables -I POSTROUTING -t nat -p udp --source-port 40493 -j ACCEPT3⤵PID:909
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/bin/shsh -c "iptables -I INPUT -p udp --dport 40493 -j ACCEPT"2⤵PID:910
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/sbin/iptablesiptables -I INPUT -p udp --dport 40493 -j ACCEPT3⤵PID:911
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/bin/shsh -c "iptables -I OUTPUT -p udp --sport 40493 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:912 -
/sbin/iptablesiptables -I OUTPUT -p udp --sport 40493 -j ACCEPT3⤵PID:913
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/bin/shsh -c "iptables -I PREROUTING -t nat -p udp --dport 40493 -j ACCEPT"2⤵PID:914
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/sbin/iptablesiptables -I PREROUTING -t nat -p udp --dport 40493 -j ACCEPT3⤵PID:915
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/bin/shsh -c "iptables -I POSTROUTING -t nat -p udp --sport 40493 -j ACCEPT"2⤵
- System Network Configuration Discovery
PID:916 -
/sbin/iptablesiptables -I POSTROUTING -t nat -p udp --sport 40493 -j ACCEPT3⤵PID:917
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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
300KB
MD5419cdb25968484da3fd46924f237774d
SHA13dce1a9445f491798a3a5d2a38d0f66e26b10844
SHA2562211891ff1d7341eeb54cda4e6a1ece31bc4eb9e09adc50a4f03d6a3c7d1053a
SHA512e70c18cf149dd6d1e4b0ee52e726e4d3d842c3569c91e3291bdbc5883c3d5afd70ecc2ea11826ab098abb90982024a44f71f4354b149e3efeb182b259a802ced