mirai | f88ac6cb8d6dcbfa8f9d3e8b8524fcf07882bb83e67dcb946eaae1ccf40a1a31

Analysis

max time kernel
149s
max time network
6s
platform
debian-9_armhf
resource
debian9-armhf-20240611-en
resource tags

arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
13-01-2025 07:07

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General

Target

boatnet.arm.elf
Size

20KB
MD5

a8f22c58697776b8b4a378ba9f418525
SHA1

59e3413e6cebc7d1c3efc57d1d62c65e18b67785
SHA256

f88ac6cb8d6dcbfa8f9d3e8b8524fcf07882bb83e67dcb946eaae1ccf40a1a31
SHA512

0f4b0213885ebeaace2b372f71be1d3da93145bd5c5046fed152602d03cd3153d840fdda0ba0a1f632864ace2a8dca5ec1f0bca48e197a92f99f0bced7a21d96
SSDEEP

384:lNPgiQdvdnscdahJ18iJq2pwVKpyO7v9nvm6gU60hymdGUop5hG:/PgieVnpaT8U3wVqvJu6gD0s3Uozk

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.arm.elf
File opened for modification	/dev/misc/watchdog	boatnet.arm.elf

Enumerates running processes
Discovers information about currently running processes on the system

Writes file to system bin folder 2 IoCs

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

Reads runtime system information 30 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/780/cmdline	boatnet.arm.elf
File opened for reading	/proc/599/cmdline	boatnet.arm.elf
File opened for reading	/proc/636/cmdline	boatnet.arm.elf
File opened for reading	/proc/641/cmdline	boatnet.arm.elf
File opened for reading	/proc/706/cmdline	boatnet.arm.elf
File opened for reading	/proc/642/cmdline	boatnet.arm.elf
File opened for reading	/proc/763/cmdline	boatnet.arm.elf
File opened for reading	/proc/765/cmdline	boatnet.arm.elf
File opened for reading	/proc/778/cmdline	boatnet.arm.elf
File opened for reading	/proc/752/cmdline	boatnet.arm.elf
File opened for reading	/proc/767/cmdline	boatnet.arm.elf
File opened for reading	/proc/578/cmdline	boatnet.arm.elf
File opened for reading	/proc/593/cmdline	boatnet.arm.elf
File opened for reading	/proc/718/cmdline	boatnet.arm.elf
File opened for reading	/proc/774/cmdline	boatnet.arm.elf
File opened for reading	/proc/771/cmdline	boatnet.arm.elf
File opened for reading	/proc/772/cmdline	boatnet.arm.elf
File opened for reading	/proc/647/cmdline	boatnet.arm.elf
File opened for reading	/proc/651/cmdline	boatnet.arm.elf
File opened for reading	/proc/754/cmdline	boatnet.arm.elf
File opened for reading	/proc/759/cmdline	boatnet.arm.elf
File opened for reading	/proc/596/cmdline	boatnet.arm.elf
File opened for reading	/proc/665/cmdline	boatnet.arm.elf
File opened for reading	/proc/761/cmdline	boatnet.arm.elf
File opened for reading	/proc/769/cmdline	boatnet.arm.elf
File opened for reading	/proc/776/cmdline	boatnet.arm.elf
File opened for reading	/proc/self/exe	boatnet.arm.elf
File opened for reading	/proc/598/cmdline	boatnet.arm.elf
File opened for reading	/proc/643/cmdline	boatnet.arm.elf
File opened for reading	/proc/710/cmdline	boatnet.arm.elf

/tmp/boatnet.arm.elf
/tmp/boatnet.arm.elf
1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Reads runtime system information
PID:644

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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