mirai | e33bdf162a348f70df5b0210b1205710012958e22f43bd45d71c4e18368662fb

Analysis

max time kernel
149s
max time network
14s
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
31-12-2024 12:49

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General

Target

boatnet.arm.elf
Size

29KB
MD5

492eb0946ce5c123cf9414353a3360e9
SHA1

876100abaab274e24d173af56def3095227b817b
SHA256

e33bdf162a348f70df5b0210b1205710012958e22f43bd45d71c4e18368662fb
SHA512

faaafe71f169a40c0bb2caf1290b107230d2cff0716caa7276ec6a718cfa071deaea1864d9d43a1d4267828c9da6789a5339fcffc024cc831bb723a59a40eb6a
SSDEEP

768:wuoBswxBxXLTJHmgVEjPT2naWFItenPCb8RgemAZ8QQef8Cs3Uozv:xKLxvJHD6TNWytePvZfRfgzv

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 34 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/663/cmdline	boatnet.arm.elf
File opened for reading	/proc/780/cmdline	boatnet.arm.elf
File opened for reading	/proc/800/cmdline	boatnet.arm.elf
File opened for reading	/proc/620/cmdline	boatnet.arm.elf
File opened for reading	/proc/774/cmdline	boatnet.arm.elf
File opened for reading	/proc/782/cmdline	boatnet.arm.elf
File opened for reading	/proc/784/cmdline	boatnet.arm.elf
File opened for reading	/proc/798/cmdline	boatnet.arm.elf
File opened for reading	/proc/730/cmdline	boatnet.arm.elf
File opened for reading	/proc/743/cmdline	boatnet.arm.elf
File opened for reading	/proc/772/cmdline	boatnet.arm.elf
File opened for reading	/proc/792/cmdline	boatnet.arm.elf
File opened for reading	/proc/794/cmdline	boatnet.arm.elf
File opened for reading	/proc/self/exe	boatnet.arm.elf
File opened for reading	/proc/611/cmdline	boatnet.arm.elf
File opened for reading	/proc/726/cmdline	boatnet.arm.elf
File opened for reading	/proc/790/cmdline	boatnet.arm.elf
File opened for reading	/proc/796/cmdline	boatnet.arm.elf
File opened for reading	/proc/667/cmdline	boatnet.arm.elf
File opened for reading	/proc/697/cmdline	boatnet.arm.elf
File opened for reading	/proc/742/cmdline	boatnet.arm.elf
File opened for reading	/proc/677/cmdline	boatnet.arm.elf
File opened for reading	/proc/758/cmdline	boatnet.arm.elf
File opened for reading	/proc/786/cmdline	boatnet.arm.elf
File opened for reading	/proc/596/cmdline	boatnet.arm.elf
File opened for reading	/proc/656/cmdline	boatnet.arm.elf
File opened for reading	/proc/661/cmdline	boatnet.arm.elf
File opened for reading	/proc/738/cmdline	boatnet.arm.elf
File opened for reading	/proc/740/cmdline	boatnet.arm.elf
File opened for reading	/proc/779/cmdline	boatnet.arm.elf
File opened for reading	/proc/788/cmdline	boatnet.arm.elf
File opened for reading	/proc/606/cmdline	boatnet.arm.elf
File opened for reading	/proc/607/cmdline	boatnet.arm.elf
File opened for reading	/proc/662/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:664

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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