mirai | c2f30dcb2a9b7c2bc104b7ab2959f0160e6b5bec634ec58e59f301bcc639f150

Analysis

max time kernel
149s
max time network
144s
platform
debian-12_armhf
resource
debian12-armhf-20240221-en
resource tags

arch:armhfimage:debian12-armhf-20240221-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem
submitted
26-12-2024 23:04

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General

Target

boatnet.arm7.elf
Size

54KB
MD5

a7fe2851a53aa31aa123604b227101ad
SHA1

6c230b2274beb744012ec78fc40a120fa8256af8
SHA256

c2f30dcb2a9b7c2bc104b7ab2959f0160e6b5bec634ec58e59f301bcc639f150
SHA512

b39f15929c3240a7053f28b2f6e310c9bd280773bd2c52a4dcaf7c19b8e745a851f739ba6e5489bb89db1757171ae7db195c9025ee7b7ad5104edad76b54ab57
SSDEEP

1536:9QTWJhjHEL+39bNOGGB3fUtoLJjmeK3vOPeLRP:9cMgL+3LSB3fUmLJsVFP

Score

10^/10

mirai lzrd botnet defense_evasion discovery

Malware Config

Extracted

Family

mirai

Botnet

LZRD

Signatures

Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai
Mirai family
mirai

Modifies Watchdog functionality 1 TTPs 2 IoCs

Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

defense_evasion

Impair Defenses

T1562

description	ioc	Process
File opened for modification	/dev/watchdog	boatnet.arm7.elf
File opened for modification	/dev/misc/watchdog	boatnet.arm7.elf

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog	boatnet.arm7.elf
File opened for modification	/bin/watchdog	boatnet.arm7.elf

Reads runtime system information 13 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/self/exe	boatnet.arm7.elf
File opened for reading	/proc/485/cmdline	boatnet.arm7.elf
File opened for reading	/proc/636/cmdline	boatnet.arm7.elf
File opened for reading	/proc/697/cmdline	boatnet.arm7.elf
File opened for reading	/proc/698/cmdline	boatnet.arm7.elf
File opened for reading	/proc/704/cmdline	boatnet.arm7.elf
File opened for reading	/proc/705/cmdline	boatnet.arm7.elf
File opened for reading	/proc/480/cmdline	boatnet.arm7.elf
File opened for reading	/proc/643/cmdline	boatnet.arm7.elf
File opened for reading	/proc/661/cmdline	boatnet.arm7.elf
File opened for reading	/proc/675/cmdline	boatnet.arm7.elf
File opened for reading	/proc/693/cmdline	boatnet.arm7.elf
File opened for reading	/proc/754/cmdline	boatnet.arm7.elf

/tmp/boatnet.arm7.elf
/tmp/boatnet.arm7.elf
1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Reads runtime system information
PID:700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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