Malware Analysis Report

2024-12-01 00:46

Sample ID 220121-22be7scdhn
Target da573b1d8eec8b4c87b85279192980e306ffed4c1147afc649598671a2e42250
SHA256 da573b1d8eec8b4c87b85279192980e306ffed4c1147afc649598671a2e42250
Tags
kaiten persistence
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

da573b1d8eec8b4c87b85279192980e306ffed4c1147afc649598671a2e42250

Threat Level: Known bad

The file da573b1d8eec8b4c87b85279192980e306ffed4c1147afc649598671a2e42250 was found to be: Known bad.

Malicious Activity Summary

kaiten persistence

Identified Kaiten Bot

Kaiten family

Modifies rc script

Reads CPU attributes

Reads runtime system information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-01-21 23:04

Signatures

Identified Kaiten Bot

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

Kaiten family

kaiten

Analysis: behavioral1

Detonation Overview

Submitted

2022-01-21 23:04

Reported

2022-01-21 23:33

Platform

debian9-mipsel-en-20211208

Max time kernel

0s

Max time network

153s

Command Line

[./da573b1d8eec8b4c87b85279192980e306ffed4c1147afc649598671a2e42250]

Signatures

Modifies rc script

persistence
Description Indicator Process Target
/etc/rc.d/rc.local /etc/rc.d/rc.local N/A N/A

Reads CPU attributes

Description Indicator Process Target
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A
/sys/devices/system/cpu/online /sys/devices/system/cpu/online /usr/bin/pkill N/A

Reads runtime system information

Description Indicator Process Target
/proc/1/status /proc/1/status /usr/bin/pkill N/A
/proc/222/status /proc/222/status /usr/bin/pkill N/A
/proc/69/cmdline /proc/69/cmdline /usr/bin/pkill N/A
/proc/142/cmdline /proc/142/cmdline /usr/bin/pkill N/A
/proc/3/cmdline /proc/3/cmdline /usr/bin/pkill N/A
/proc/306/cmdline /proc/306/cmdline /usr/bin/pkill N/A
/proc/2/cmdline /proc/2/cmdline /usr/bin/pkill N/A
/proc/208/status /proc/208/status /usr/bin/pkill N/A
/proc/77/status /proc/77/status /usr/bin/pkill N/A
/proc/69/status /proc/69/status /usr/bin/pkill N/A
/proc/222/status /proc/222/status /usr/bin/pkill N/A
/proc/222/status /proc/222/status /usr/bin/pkill N/A
/proc/15/status /proc/15/status /usr/bin/pkill N/A
/proc/157/status /proc/157/status /usr/bin/pkill N/A
/proc/sys/kernel/osrelease /proc/sys/kernel/osrelease /usr/bin/pkill N/A
/proc/142/cmdline /proc/142/cmdline /usr/bin/pkill N/A
/proc/115/status /proc/115/status /usr/bin/pkill N/A
/proc/73/cmdline /proc/73/cmdline /usr/bin/pkill N/A
/proc/323/cmdline /proc/323/cmdline /usr/bin/pkill N/A
/proc/sys/kernel/osrelease /proc/sys/kernel/osrelease /usr/bin/pkill N/A
/proc/252/status /proc/252/status /usr/bin/pkill N/A
/proc/11/status /proc/11/status /usr/bin/pkill N/A
/proc/82/cmdline /proc/82/cmdline /usr/bin/pkill N/A
/proc/300/cmdline /proc/300/cmdline /usr/bin/pkill N/A
/proc/251/cmdline /proc/251/cmdline /usr/bin/pkill N/A
/proc/7/status /proc/7/status /usr/bin/pkill N/A
/proc/105/status /proc/105/status /usr/bin/pkill N/A
/proc/20/status /proc/20/status /usr/bin/pkill N/A
/proc/327/status /proc/327/status /usr/bin/pkill N/A
/proc/13/status /proc/13/status /usr/bin/pkill N/A
/proc/1/cmdline /proc/1/cmdline /usr/bin/pkill N/A
/proc/116/cmdline /proc/116/cmdline /usr/bin/pkill N/A
/proc/251/cmdline /proc/251/cmdline /usr/bin/pkill N/A
/proc/293/status /proc/293/status /usr/bin/pkill N/A
/proc/323/cmdline /proc/323/cmdline /usr/bin/pkill N/A
/proc/9/cmdline /proc/9/cmdline /usr/bin/pkill N/A
/proc/77/cmdline /proc/77/cmdline /usr/bin/pkill N/A
/proc/4/cmdline /proc/4/cmdline /usr/bin/pkill N/A
/proc/12/status /proc/12/status /usr/bin/pkill N/A
/proc/222/status /proc/222/status /usr/bin/pkill N/A
/proc/323/cmdline /proc/323/cmdline /usr/bin/pkill N/A
/proc/269/cmdline /proc/269/cmdline /usr/bin/pkill N/A
/proc/filesystems /proc/filesystems /usr/bin/pkill N/A
/proc/5/cmdline /proc/5/cmdline /usr/bin/pkill N/A
/proc/69/status /proc/69/status /usr/bin/pkill N/A
/proc/6/cmdline /proc/6/cmdline /usr/bin/pkill N/A
/proc/105/status /proc/105/status /usr/bin/pkill N/A
/proc/366/cmdline /proc/366/cmdline /usr/bin/pkill N/A
/proc/2/cmdline /proc/2/cmdline /usr/bin/pkill N/A
/proc/269/cmdline /proc/269/cmdline /usr/bin/pkill N/A
/proc/23/cmdline /proc/23/cmdline /usr/bin/pkill N/A
/proc/9/status /proc/9/status /usr/bin/pkill N/A
/proc/14/cmdline /proc/14/cmdline /usr/bin/pkill N/A
/proc/300/status /proc/300/status /usr/bin/pkill N/A
/proc/3/status /proc/3/status /usr/bin/pkill N/A
/proc/306/cmdline /proc/306/cmdline /usr/bin/pkill N/A
/proc/352/cmdline /proc/352/cmdline /usr/bin/pkill N/A
/proc/17/status /proc/17/status /usr/bin/pkill N/A
/proc/323/cmdline /proc/323/cmdline /usr/bin/pkill N/A
/proc/233/cmdline /proc/233/cmdline /usr/bin/pkill N/A
/proc/300/cmdline /proc/300/cmdline /usr/bin/pkill N/A
/proc/307/status /proc/307/status /usr/bin/pkill N/A
/proc/18/cmdline /proc/18/cmdline /usr/bin/pkill N/A
/proc/12/status /proc/12/status /usr/bin/pkill N/A

Processes

./da573b1d8eec8b4c87b85279192980e306ffed4c1147afc649598671a2e42250

[./da573b1d8eec8b4c87b85279192980e306ffed4c1147afc649598671a2e42250]

/bin/sh

[sh -c pkill -9 mirai.* || busybox pkill -9 mirai.*]

/usr/bin/pkill

[pkill -9 mirai.*]

/bin/busybox

[busybox pkill -9 mirai.*]

/bin/sh

[sh -c pkill -9 dlr.*mips || busybox pkill -9 dlr.*mips]

/usr/bin/pkill

[pkill -9 dlr.*mips]

/bin/busybox

[busybox pkill -9 dlr.*mips]

/bin/sh

[sh -c pkill -9 mips64 || busybox pkill -9 mips64]

/usr/bin/pkill

[pkill -9 mips64]

/bin/busybox

[busybox pkill -9 mips64]

/bin/sh

[sh -c pkill -9 mipsel || busybox pkill -9 mipsel]

/usr/bin/pkill

[pkill -9 mipsel]

/bin/busybox

[busybox pkill -9 mipsel]

/bin/sh

[sh -c pkill -9 sh2eb || busybox pkill -9 sh2eb]

/usr/bin/pkill

[pkill -9 sh2eb]

/bin/busybox

[busybox pkill -9 sh2eb]

/bin/sh

[sh -c pkill -9 sh2elf || busybox pkill -9 sh2elf]

/usr/bin/pkill

[pkill -9 sh2elf]

/bin/busybox

[busybox pkill -9 sh2elf]

/bin/sh

[sh -c pkill -9 sh4 || busybox pkill -9 sh4]

/usr/bin/pkill

[pkill -9 sh4]

/bin/busybox

[busybox pkill -9 sh4]

/bin/sh

[sh -c pkill -9 x86 || busybox pkill -9 x86]

/usr/bin/pkill

[pkill -9 x86]

/bin/busybox

[busybox pkill -9 x86]

/bin/sh

[sh -c pkill -9 arm || busybox pkill -9 arm]

/usr/bin/pkill

[pkill -9 arm]

/bin/busybox

[busybox pkill -9 arm]

/bin/sh

[sh -c pkill -9 armv5 || busybox pkill -9 armv5]

/usr/bin/pkill

[pkill -9 armv5]

/bin/busybox

[busybox pkill -9 armv5]

/bin/sh

[sh -c pkill -9 armv4tl || busybox pkill -9 armv4tl]

/usr/bin/pkill

[pkill -9 armv4tl]

/bin/busybox

[busybox pkill -9 armv4tl]

/bin/sh

[sh -c pkill -9 armv4 || busybox pkill -9 armv4]

/usr/bin/pkill

[pkill -9 armv4]

/bin/busybox

[busybox pkill -9 armv4]

/bin/sh

[sh -c pkill -9 armv6 || busybox pkill -9 armv6]

/usr/bin/pkill

[pkill -9 armv6]

/bin/busybox

[busybox pkill -9 armv6]

/bin/sh

[sh -c pkill -9 i686 || busybox pkill -9 i686]

/usr/bin/pkill

[pkill -9 i686]

/bin/busybox

[busybox pkill -9 i686]

/bin/sh

[sh -c pkill -9 powerpc || busybox pkill -9 powerpc]

/usr/bin/pkill

[pkill -9 powerpc]

/bin/busybox

[busybox pkill -9 powerpc]

/bin/sh

[sh -c pkill -9 powerpc440fp || busybox pkill -9 powerpc440fp]

/usr/bin/pkill

[pkill -9 powerpc440fp]

/bin/busybox

[busybox pkill -9 powerpc440fp]

/bin/sh

[sh -c pkill -9 i586 || busybox pkill -9 i586]

/usr/bin/pkill

[pkill -9 i586]

/bin/busybox

[busybox pkill -9 i586]

/bin/sh

[sh -c pkill -9 m68k || busybox pkill -9 m68k]

/usr/bin/pkill

[pkill -9 m68k]

/bin/busybox

[busybox pkill -9 m68k]

/bin/sh

[sh -c pkill -9 sparc || busybox pkill -9 sparc]

/usr/bin/pkill

[pkill -9 sparc]

/bin/busybox

[busybox pkill -9 sparc]

/bin/sh

[sh -c pkill -9 x86_64 || busybox pkill -9 x86_64]

/usr/bin/pkill

[pkill -9 x86_64]

/bin/busybox

[busybox pkill -9 x86_64]

/bin/sh

[sh -c pkill -9 jackmy* || busybox pkill -9 jackmy*]

/usr/bin/pkill

[pkill -9 jackmy*]

/bin/busybox

[busybox pkill -9 jackmy*]

/bin/sh

[sh -c pkill -9 hackmy* || busybox pkill -9 hackmy*]

/usr/bin/pkill

[pkill -9 hackmy*]

/bin/busybox

[busybox pkill -9 hackmy*]

/bin/sh

[sh -c pkill -9 b1 || busybox pkill -9 b1]

/usr/bin/pkill

[pkill -9 b1]

Network

Country Destination Domain Proto
CN 106.52.68.18:6667 tcp
CN 106.52.68.18:6667 tcp
HK 154.92.16.67:6667 tcp

Files

N/A