mirai | 23c0d23f740c158abb9219f03832792056aa592faa7b7ab363dec0b8d00bd690

Analysis

max time kernel
149s
max time network
6s
platform
debian-9_armhf
resource
debian9-armhf-20240729-en
resource tags

arch:armhfimage:debian9-armhf-20240729-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
12-01-2025 10:51

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General

Target

boatnet.arm.elf
Size

29KB
MD5

ca3ed843f4289de112cfc3a9de2ce220
SHA1

fd52c7ca778a49fa52fd40eae34bbd6129609c44
SHA256

23c0d23f740c158abb9219f03832792056aa592faa7b7ab363dec0b8d00bd690
SHA512

1ac6db8d700bf61304541d8cb03e1a38475d70baa87c8b7287740359e67d17b0c1178050c6a907d52efa23edc49355dcb94e5817343a0ab8af2b616d67601d2c
SSDEEP

384:i42t1dfGUeoDWmxGPu5c8chS8j5oa9ZexR+bgIs4HESaukxdJBHS5cBDSz4K7zKX:e1dfMnZl8cfen4xK4cRSQdBDs3UozdS

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.arm.elf
File opened for modification	/dev/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 32 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/776/cmdline	boatnet.arm.elf
File opened for reading	/proc/783/cmdline	boatnet.arm.elf
File opened for reading	/proc/795/cmdline	boatnet.arm.elf
File opened for reading	/proc/597/cmdline	boatnet.arm.elf
File opened for reading	/proc/668/cmdline	boatnet.arm.elf
File opened for reading	/proc/723/cmdline	boatnet.arm.elf
File opened for reading	/proc/595/cmdline	boatnet.arm.elf
File opened for reading	/proc/754/cmdline	boatnet.arm.elf
File opened for reading	/proc/787/cmdline	boatnet.arm.elf
File opened for reading	/proc/793/cmdline	boatnet.arm.elf
File opened for reading	/proc/657/cmdline	boatnet.arm.elf
File opened for reading	/proc/745/cmdline	boatnet.arm.elf
File opened for reading	/proc/769/cmdline	boatnet.arm.elf
File opened for reading	/proc/656/cmdline	boatnet.arm.elf
File opened for reading	/proc/719/cmdline	boatnet.arm.elf
File opened for reading	/proc/655/cmdline	boatnet.arm.elf
File opened for reading	/proc/731/cmdline	boatnet.arm.elf
File opened for reading	/proc/789/cmdline	boatnet.arm.elf
File opened for reading	/proc/644/cmdline	boatnet.arm.elf
File opened for reading	/proc/767/cmdline	boatnet.arm.elf
File opened for reading	/proc/778/cmdline	boatnet.arm.elf
File opened for reading	/proc/780/cmdline	boatnet.arm.elf
File opened for reading	/proc/782/cmdline	boatnet.arm.elf
File opened for reading	/proc/785/cmdline	boatnet.arm.elf
File opened for reading	/proc/791/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/774/cmdline	boatnet.arm.elf
File opened for reading	/proc/661/cmdline	boatnet.arm.elf
File opened for reading	/proc/592/cmdline	boatnet.arm.elf
File opened for reading	/proc/611/cmdline	boatnet.arm.elf
File opened for reading	/proc/650/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:658

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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