mirai | 14449d6b39eb3440616ea6931ccfb388f01ed5d9800b1cc2061fee282db4898f

Analysis

max time kernel
151s
max time network
134s
platform
ubuntu-18.04_amd64
resource
ubuntu1804-amd64-20221125-en
resource tags

arch:amd64arch:i386image:ubuntu1804-amd64-20221125-enkernel:4.15.0-161-genericlocale:en-usos:ubuntu-18.04-amd64system
submitted
01-06-2023 17:11

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General

Target

de24f4774949e5cde42148fd0c936596.elf
Size

20KB
MD5

de24f4774949e5cde42148fd0c936596
SHA1

2e35a228ca373d4006aa1665ed18c8498167f991
SHA256

14449d6b39eb3440616ea6931ccfb388f01ed5d9800b1cc2061fee282db4898f
SHA512

104d2b279d39d36a643b40f20ab00791f8421901bffbc5cbdeaa7570b88eef3bd4ba93efd3d465e836123c47a7cbdf2faa1b530bd43ceb1ceb700746bb102265
SSDEEP

384:MgWLpj8s/qPui8uZxoIA57RWQjJiEVi+ZkXaQNAr8vcoBAvP+qNV+KLebRtrHSy/:O98o08kxofBE+ZkXaT47C2EpitrN/

Score

10^/10

mirai lzrd botnet

Malware Config

Extracted

Family

mirai

Botnet

LZRD

Signatures

Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai
Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

Impair Defenses
T1562

Processes:

description ioc

File opened for modification /dev/watchdog
File opened for modification /dev/misc/watchdog
Writes file to system bin folder 1 TTPs 2 IoCs

Hijack Execution Flow
T1574

Processes:

description ioc

File opened for modification /sbin/watchdog
File opened for modification /bin/watchdog

description	ioc
File opened for modification	/dev/watchdog
File opened for modification	/dev/misc/watchdog

description	ioc
File opened for modification	/sbin/watchdog
File opened for modification	/bin/watchdog

Reads runtime system information 12 IoCs

Reads data from /proc virtual filesystem.

Processes:

description	ioc
File opened for reading	/proc/418/cmdline
File opened for reading	/proc/562/cmdline
File opened for reading	/proc/594/cmdline
File opened for reading	/proc/595/cmdline
File opened for reading	/proc/610/cmdline
File opened for reading	/proc/537/cmdline
File opened for reading	/proc/586/cmdline
File opened for reading	/proc/587/cmdline
File opened for reading	/proc/588/cmdline
File opened for reading	/proc/589/cmdline
File opened for reading	/proc/602/cmdline
File opened for reading	/proc/604/cmdline

/tmp/de24f4774949e5cde42148fd0c936596.elf
/tmp/de24f4774949e5cde42148fd0c936596.elf
1⤵
PID:591

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hijack Execution Flow

T1574

Privilege Escalation

Hijack Execution Flow

T1574

Defense Evasion

Hijack Execution Flow

T1574

Impair Defenses

T1562

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/591-1-0x0000000008048000-0x00000000080547a0-memory.dmp

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