mirai | e7884efe04e7a7c59ea2ae85c6d67be88bbf140d10093b7598067142a4f5017e

Analysis

max time kernel
149s
max time network
158s
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
13/01/2025, 07:07

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General

Target

boatnet.arm7.elf
Size

44KB
MD5

d0d3f0c88467e00d566c8df506a581f4
SHA1

579f0b997a9f8f5927c0e604eafcfc62c13bc9d4
SHA256

e7884efe04e7a7c59ea2ae85c6d67be88bbf140d10093b7598067142a4f5017e
SHA512

64ceebef3ecd8d119f1a447f7633dba0a64a8eb6c8ad1b4831e5fb718d37e1c72a5c8d6f5638503b5f241bf5e57e06dea29790a8bf27328e37d7a9590430b314
SSDEEP

768:yYVcaSwvMgP95V2jK/yg2myaZ1xp5wsFa9G9q3UELL851ZScEVeoE+GN4KYy:3VcaR9r+0ydzaZ1x/JFKrLQ1Z9dJYy

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/misc/watchdog	boatnet.arm7.elf
File opened for modification	/dev/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/619/cmdline	boatnet.arm7.elf
File opened for reading	/proc/665/cmdline	boatnet.arm7.elf
File opened for reading	/proc/683/cmdline	boatnet.arm7.elf
File opened for reading	/proc/701/cmdline	boatnet.arm7.elf
File opened for reading	/proc/706/cmdline	boatnet.arm7.elf
File opened for reading	/proc/712/cmdline	boatnet.arm7.elf
File opened for reading	/proc/self/exe	boatnet.arm7.elf
File opened for reading	/proc/458/cmdline	boatnet.arm7.elf
File opened for reading	/proc/705/cmdline	boatnet.arm7.elf
File opened for reading	/proc/713/cmdline	boatnet.arm7.elf
File opened for reading	/proc/762/cmdline	boatnet.arm7.elf
File opened for reading	/proc/461/cmdline	boatnet.arm7.elf
File opened for reading	/proc/614/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:708

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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