Malware Analysis Report

2024-11-13 15:45

Sample ID 220527-xpx18ahbd3
Target 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc
SHA256 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc
Tags
xorddos persistence suricata
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc

Threat Level: Known bad

The file 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc was found to be: Known bad.

Malicious Activity Summary

xorddos persistence suricata

Xorddos family

suricata: ET MALWARE DDoS.XOR Checkin

XorDDoS Payload

suricata: ET MALWARE DDoS.XOR Checkin via HTTP

Writes file to system bin folder

Modifies rc script

Write file to user bin folder

Creates/modifies Cron job

Reads runtime system information

Writes file to tmp directory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-27 19:02

Signatures

XorDDoS Payload

Description Indicator Process Target
N/A N/A N/A N/A

Xorddos family

xorddos

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-27 19:02

Reported

2022-05-27 19:53

Platform

ubuntu1804-amd64-en-20211208

Max time kernel

0s

Max time network

29s

Command Line

[./57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc]

Signatures

suricata: ET MALWARE DDoS.XOR Checkin

suricata

suricata: ET MALWARE DDoS.XOR Checkin via HTTP

suricata

Writes file to system bin folder

Description Indicator Process Target
/bin/mdnnzthsio /bin/mdnnzthsio N/A N/A
/bin/qkepdgyxpk /bin/qkepdgyxpk N/A N/A
/bin/yydbqrbixr /bin/yydbqrbixr N/A N/A

Creates/modifies Cron job

persistence
Description Indicator Process Target
/etc/crontab /etc/crontab /bin/sed N/A
/etc/crontab /etc/crontab /bin/sh N/A

Modifies rc script

persistence
Description Indicator Process Target
/etc/rc4.d/S9057ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc /etc/rc4.d/S9057ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc N/A N/A
/etc/rc5.d/S9057ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc /etc/rc5.d/S9057ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc N/A N/A
/etc/rc0.d/ /etc/rc0.d/ /usr/sbin/update-rc.d N/A
/etc/rc2.d/ /etc/rc2.d/ /usr/sbin/update-rc.d N/A
/etc/rc6.d/ /etc/rc6.d/ /usr/sbin/update-rc.d N/A
/etc/rc1.d/ /etc/rc1.d/ /usr/sbin/update-rc.d N/A
/etc/rc1.d/S9057ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc /etc/rc1.d/S9057ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc N/A N/A
/etc/rc2.d/S9057ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc /etc/rc2.d/S9057ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc N/A N/A
/etc/rc3.d/S9057ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc /etc/rc3.d/S9057ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc N/A N/A
/etc/rc5.d/ /etc/rc5.d/ /usr/sbin/update-rc.d N/A
/etc/rc4.d/ /etc/rc4.d/ /usr/sbin/update-rc.d N/A
/etc/rc3.d/ /etc/rc3.d/ /usr/sbin/update-rc.d N/A

Write file to user bin folder

Description Indicator Process Target
/usr/sbin/update-rc.d /usr/sbin/update-rc.d /usr/sbin/update-rc.d N/A
/usr/bin/qkepdgyxpk /usr/bin/qkepdgyxpk N/A N/A
/usr/bin/yydbqrbixr /usr/bin/yydbqrbixr N/A N/A
/usr/bin/mdnnzthsio /usr/bin/mdnnzthsio N/A N/A

Reads runtime system information

Description Indicator Process Target
/proc/filesystems /proc/filesystems /bin/systemctl N/A
/proc/self/stat /proc/self/stat /bin/systemctl N/A
/proc/sys/kernel/osrelease /proc/sys/kernel/osrelease /bin/systemctl N/A
/proc/1/environ /proc/1/environ /bin/systemctl N/A
/proc/1/sched /proc/1/sched /bin/systemctl N/A
/proc/cmdline /proc/cmdline /bin/systemctl N/A
/proc/filesystems /proc/filesystems /bin/sed N/A

Writes file to tmp directory

Description Indicator Process Target
/tmp/qkepdgyxpk /tmp/qkepdgyxpk N/A N/A
/tmp/yydbqrbixr /tmp/yydbqrbixr N/A N/A
/tmp/mdnnzthsio /tmp/mdnnzthsio N/A N/A

Processes

./57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc

[./57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc]

/bin/chkconfig

[chkconfig --add 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc]

/sbin/chkconfig

[chkconfig --add 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc]

/usr/bin/chkconfig

[chkconfig --add 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc]

/usr/sbin/chkconfig

[chkconfig --add 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc]

/bin/sh

[sh -c sed -i '/\/etc\/cron.hourly\/gcc.sh/d' /etc/crontab && echo '*/3 * * * * root /etc/cron.hourly/gcc.sh' >> /etc/crontab]

/usr/local/bin/chkconfig

[chkconfig --add 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc]

/usr/local/sbin/chkconfig

[chkconfig --add 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc]

/usr/X11R6/bin/chkconfig

[chkconfig --add 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc]

/bin/update-rc.d

[update-rc.d 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc defaults]

/sbin/update-rc.d

[update-rc.d 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc defaults]

/usr/bin/update-rc.d

[update-rc.d 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc defaults]

/bin/sed

[sed -i /\/etc\/cron.hourly\/gcc.sh/d /etc/crontab]

/usr/sbin/update-rc.d

[update-rc.d 57ee14b30b52577e4600c1326d6b7918f06521468a4750317047442b4ce01bfc defaults]

/bin/systemctl

[systemctl daemon-reload]

/usr/bin/qkepdgyxpk

[/usr/bin/qkepdgyxpk echo "find" 572]

/usr/bin/qkepdgyxpk

[/usr/bin/qkepdgyxpk gnome-terminal 572]

/usr/bin/qkepdgyxpk

[/usr/bin/qkepdgyxpk sh 572]

/usr/bin/qkepdgyxpk

[/usr/bin/qkepdgyxpk id 572]

/usr/bin/qkepdgyxpk

[/usr/bin/qkepdgyxpk sleep 1 572]

/usr/bin/yydbqrbixr

[/usr/bin/yydbqrbixr who 572]

/usr/bin/yydbqrbixr

[/usr/bin/yydbqrbixr top 572]

/usr/bin/yydbqrbixr

[/usr/bin/yydbqrbixr id 572]

/usr/bin/yydbqrbixr

[/usr/bin/yydbqrbixr su 572]

/usr/bin/yydbqrbixr

[/usr/bin/yydbqrbixr netstat -an 572]

/usr/bin/mdnnzthsio

[/usr/bin/mdnnzthsio route -n 572]

/usr/bin/mdnnzthsio

[/usr/bin/mdnnzthsio echo "find" 572]

/usr/bin/mdnnzthsio

[/usr/bin/mdnnzthsio netstat -an 572]

/usr/bin/mdnnzthsio

[/usr/bin/mdnnzthsio ifconfig eth0 572]

/usr/bin/mdnnzthsio

[/usr/bin/mdnnzthsio ifconfig 572]

Network

Country Destination Domain Proto
US 8.8.8.8:53 b12.dddgata789.com udp
US 8.8.4.4:53 b12.dddgata789.com udp
US 8.8.8.8:53 www1.gggatat456.com udp
FR 54.36.15.99:80 www1.gggatat456.com tcp
US 8.8.8.8:53 b12.xxxatat456.com udp
FR 54.36.15.98:1433 b12.xxxatat456.com tcp

Files

N/A