Malware Analysis Report

2024-11-13 17:34

Sample ID 220314-dxgjnaceg9
Target 60f50372901a3ab6be093cb9922fd75c
SHA256 16b4093813e2923e9ee70b888f0d50f972ac607253b00f25e4be44993d263bd2
Tags
kaiten mirai mirai_x86corona
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

16b4093813e2923e9ee70b888f0d50f972ac607253b00f25e4be44993d263bd2

Threat Level: Known bad

The file 60f50372901a3ab6be093cb9922fd75c was found to be: Known bad.

Malicious Activity Summary

kaiten mirai mirai_x86corona

Kaiten family

Mirai family

Mirai_x86corona family

Detect Mirai Payload

Detected x86corona Mirai Variant

Identified Kaiten Bot

Reads runtime system information

Writes file to tmp directory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-03-14 03:23

Signatures

Detect Mirai Payload

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

Detected x86corona Mirai Variant

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

Identified Kaiten Bot

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

Kaiten family

kaiten

Mirai family

mirai

Mirai_x86corona family

mirai_x86corona

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-14 03:23

Reported

2022-03-14 03:25

Platform

ubuntu1804-amd64-en-20211208

Max time kernel

0s

Max time network

102s

Command Line

[./60f50372901a3ab6be093cb9922fd75c]

Signatures

Reads runtime system information

Description Indicator Process Target
/proc/filesystems /proc/filesystems /bin/cp N/A
/proc/filesystems /proc/filesystems /bin/cp N/A
/proc/filesystems /proc/filesystems /bin/cp N/A
/proc/filesystems /proc/filesystems /bin/cp N/A

Writes file to tmp directory

Description Indicator Process Target
/tmp/60f50372901a3ab6be093cb9922fd75c /tmp/60f50372901a3ab6be093cb9922fd75c /bin/cp N/A
/tmp/60f50372901a3ab6be093cb9922fd75c /tmp/60f50372901a3ab6be093cb9922fd75c /bin/cp N/A
/tmp/60f50372901a3ab6be093cb9922fd75c /tmp/60f50372901a3ab6be093cb9922fd75c /bin/cp N/A
/tmp/60f50372901a3ab6be093cb9922fd75c /tmp/60f50372901a3ab6be093cb9922fd75c /bin/cp N/A

Processes

./60f50372901a3ab6be093cb9922fd75c

[./60f50372901a3ab6be093cb9922fd75c]

/bin/sh

[sh -c pidof -x strace > /dev/null]

/bin/pidof

[pidof -x strace]

/bin/sh

[sh -c pidof -x tcpdump > /dev/null]

/bin/pidof

[pidof -x tcpdump]

/bin/sh

[sh -c cat /etc/inittab | grep -v "/tmp/60f50372901a3ab6be093cb9922fd75c" > /etc/inittab2]

/bin/sh

[sh -c crontab -l | grep /tmp/60f50372901a3ab6be093cb9922fd75c | grep -v "no cron" || (crontab -l ; echo "* * * * * /tmp/60f50372901a3ab6be093cb9922fd75c > /dev/null 2>&1 &") | crontab -]

/bin/sh

[sh -c crontab -r]

/bin/cat

[cat /etc/inittab]

/bin/grep

[grep -v /tmp/60f50372901a3ab6be093cb9922fd75c]

/usr/bin/crontab

[crontab -r]

/usr/bin/crontab

[crontab -l]

/bin/grep

[grep /tmp/60f50372901a3ab6be093cb9922fd75c]

/bin/grep

[grep -v no cron]

/bin/sh

[sh -c echo "0:2345:respawn:/tmp/60f50372901a3ab6be093cb9922fd75c" >> /etc/inittab2]

/usr/bin/crontab

[crontab -]

/bin/sh

[sh -c cat /etc/inittab2 > /etc/inittab]

/usr/bin/crontab

[crontab -l]

/bin/cat

[cat /etc/inittab2]

/bin/sh

[sh -c rm -rf /etc/inittab2]

/bin/rm

[rm -rf /etc/inittab2]

/bin/sh

[sh -c touch -acmr /bin/ls /etc/inittab]

/usr/bin/touch

[touch -acmr /bin/ls /etc/inittab]

/bin/sh

[sh -c /bin/uname -n]

/bin/sh

[sh -c cp -f /tmp/60f50372901a3ab6be093cb9922fd75c /dev/shm/60f50372901a3ab6be093cb9922fd75c]

/bin/uname

[/bin/uname -n]

/bin/cp

[cp -f /tmp/60f50372901a3ab6be093cb9922fd75c /dev/shm/60f50372901a3ab6be093cb9922fd75c]

/bin/sh

[sh -c cat /etc/inittab | grep -v "/dev/shm/60f50372901a3ab6be093cb9922fd75c" > /etc/inittab2]

/bin/sh

[sh -c crontab -l | grep /dev/shm/60f50372901a3ab6be093cb9922fd75c | grep -v "no cron" || (crontab -l ; echo "* * * * * /dev/shm/60f50372901a3ab6be093cb9922fd75c > /dev/null 2>&1 &") | crontab -]

/bin/grep

[grep -v /dev/shm/60f50372901a3ab6be093cb9922fd75c]

/bin/cat

[cat /etc/inittab]

/usr/bin/crontab

[crontab -l]

/bin/sh

[sh -c echo "0:2345:respawn:/dev/shm/60f50372901a3ab6be093cb9922fd75c" >> /etc/inittab2]

/bin/grep

[grep /dev/shm/60f50372901a3ab6be093cb9922fd75c]

/bin/sh

[sh -c cat /etc/inittab2 > /etc/inittab]

/bin/grep

[grep -v no cron]

/bin/cat

[cat /etc/inittab2]

/usr/bin/crontab

[crontab -]

/usr/bin/crontab

[crontab -l]

/bin/sh

[sh -c rm -rf /etc/inittab2]

/bin/rm

[rm -rf /etc/inittab2]

/bin/sh

[sh -c touch -acmr /bin/ls /etc/inittab]

/usr/bin/touch

[touch -acmr /bin/ls /etc/inittab]

/bin/sh

[sh -c cp -f /tmp/60f50372901a3ab6be093cb9922fd75c /var/tmp/60f50372901a3ab6be093cb9922fd75c]

/bin/cp

[cp -f /tmp/60f50372901a3ab6be093cb9922fd75c /var/tmp/60f50372901a3ab6be093cb9922fd75c]

/bin/sh

[sh -c cat /etc/inittab | grep -v "/var/tmp/60f50372901a3ab6be093cb9922fd75c" > /etc/inittab2]

/bin/sh

[sh -c crontab -l | grep /var/tmp/60f50372901a3ab6be093cb9922fd75c | grep -v "no cron" || (crontab -l ; echo "* * * * * /var/tmp/60f50372901a3ab6be093cb9922fd75c > /dev/null 2>&1 &") | crontab -]

/bin/cat

[cat /etc/inittab]

/usr/bin/crontab

[crontab -l]

/bin/grep

[grep -v /var/tmp/60f50372901a3ab6be093cb9922fd75c]

/bin/sh

[sh -c echo "0:2345:respawn:/var/tmp/60f50372901a3ab6be093cb9922fd75c" >> /etc/inittab2]

/bin/grep

[grep /var/tmp/60f50372901a3ab6be093cb9922fd75c]

/bin/grep

[grep -v no cron]

/bin/sh

[sh -c cat /etc/inittab2 > /etc/inittab]

/usr/bin/crontab

[crontab -]

/bin/cat

[cat /etc/inittab2]

/usr/bin/crontab

[crontab -l]

/bin/sh

[sh -c rm -rf /etc/inittab2]

/bin/rm

[rm -rf /etc/inittab2]

/bin/sh

[sh -c touch -acmr /bin/ls /etc/inittab]

/usr/bin/touch

[touch -acmr /bin/ls /etc/inittab]

/bin/sh

[sh -c cp -f /tmp/60f50372901a3ab6be093cb9922fd75c /var/lock/60f50372901a3ab6be093cb9922fd75c]

/bin/cp

[cp -f /tmp/60f50372901a3ab6be093cb9922fd75c /var/lock/60f50372901a3ab6be093cb9922fd75c]

/bin/sh

[sh -c cat /etc/inittab | grep -v "/var/lock/60f50372901a3ab6be093cb9922fd75c" > /etc/inittab2]

/bin/sh

[sh -c crontab -l | grep /var/lock/60f50372901a3ab6be093cb9922fd75c | grep -v "no cron" || (crontab -l ; echo "* * * * * /var/lock/60f50372901a3ab6be093cb9922fd75c > /dev/null 2>&1 &") | crontab -]

/bin/cat

[cat /etc/inittab]

/bin/grep

[grep -v /var/lock/60f50372901a3ab6be093cb9922fd75c]

/usr/bin/crontab

[crontab -l]

/bin/sh

[sh -c echo "0:2345:respawn:/var/lock/60f50372901a3ab6be093cb9922fd75c" >> /etc/inittab2]

/bin/grep

[grep /var/lock/60f50372901a3ab6be093cb9922fd75c]

/bin/grep

[grep -v no cron]

/bin/sh

[sh -c cat /etc/inittab2 > /etc/inittab]

/usr/bin/crontab

[crontab -]

/bin/cat

[cat /etc/inittab2]

/usr/bin/crontab

[crontab -l]

/bin/sh

[sh -c rm -rf /etc/inittab2]

/bin/rm

[rm -rf /etc/inittab2]

/bin/sh

[sh -c touch -acmr /bin/ls /etc/inittab]

/usr/bin/touch

[touch -acmr /bin/ls /etc/inittab]

/bin/sh

[sh -c cp -f /tmp/60f50372901a3ab6be093cb9922fd75c /var/run/60f50372901a3ab6be093cb9922fd75c]

/bin/cp

[cp -f /tmp/60f50372901a3ab6be093cb9922fd75c /var/run/60f50372901a3ab6be093cb9922fd75c]

/bin/sh

[sh -c cat /etc/inittab | grep -v "/var/run/60f50372901a3ab6be093cb9922fd75c" > /etc/inittab2]

/bin/sh

[sh -c crontab -l | grep /var/run/60f50372901a3ab6be093cb9922fd75c | grep -v "no cron" || (crontab -l ; echo "* * * * * /var/run/60f50372901a3ab6be093cb9922fd75c > /dev/null 2>&1 &") | crontab -]

/bin/grep

[grep -v /var/run/60f50372901a3ab6be093cb9922fd75c]

/bin/cat

[cat /etc/inittab]

/usr/bin/crontab

[crontab -l]

/bin/grep

[grep /var/run/60f50372901a3ab6be093cb9922fd75c]

/bin/sh

[sh -c echo "0:2345:respawn:/var/run/60f50372901a3ab6be093cb9922fd75c" >> /etc/inittab2]

/bin/sh

[sh -c cat /etc/inittab2 > /etc/inittab]

/bin/grep

[grep -v no cron]

/bin/cat

[cat /etc/inittab2]

/usr/bin/crontab

[crontab -]

/usr/bin/crontab

[crontab -l]

/bin/sh

[sh -c rm -rf /etc/inittab2]

/bin/rm

[rm -rf /etc/inittab2]

/bin/sh

[sh -c touch -acmr /bin/ls /etc/inittab]

/usr/bin/touch

[touch -acmr /bin/ls /etc/inittab]

Network

Country Destination Domain Proto
RO 89.33.194.89:8080 tcp
GB 178.159.3.213:8080 tcp
SG 185.201.8.176:8080 tcp
SG 37.44.244.106:8080 tcp

Files

N/A