mirai | 8a1616672fe3295e40f2d68ccb7a6b4c4e50ee8a32210d65eb465c352143b37c

Analysis

max time kernel
149s
max time network
148s
platform
debian-12_armhf
resource
debian12-armhf-20240418-en
resource tags

arch:armhfimage:debian12-armhf-20240418-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem
submitted
29-01-2025 23:47

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General

Target

boatnet.arm7.elf
Size

53KB
MD5

811c0035dd91ef213c4336662257aeba
SHA1

9d8fa7212750a6840dd820c1be666f93a60fbea0
SHA256

8a1616672fe3295e40f2d68ccb7a6b4c4e50ee8a32210d65eb465c352143b37c
SHA512

a49709d22ae9e484daa0f3d642054396ebb8ddd040c883cbecd837929b5bae06febff7141de33bd42275b370849f58c4023363c2922b94a7708f1ac9d86fca61
SSDEEP

768:SJRWBUhe0InSZiJCdfPGGOaVk/+wWpBeFPXDCAyeoAeE9q3UELDLaMcOSmI3aay:S3WTvSpfZg+wWatzJyeILRSmI3aay

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 19 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/647/cmdline	boatnet.arm7.elf
File opened for reading	/proc/685/cmdline	boatnet.arm7.elf
File opened for reading	/proc/705/cmdline	boatnet.arm7.elf
File opened for reading	/proc/737/cmdline	boatnet.arm7.elf
File opened for reading	/proc/740/cmdline	boatnet.arm7.elf
File opened for reading	/proc/662/cmdline	boatnet.arm7.elf
File opened for reading	/proc/665/cmdline	boatnet.arm7.elf
File opened for reading	/proc/712/cmdline	boatnet.arm7.elf
File opened for reading	/proc/741/cmdline	boatnet.arm7.elf
File opened for reading	/proc/758/cmdline	boatnet.arm7.elf
File opened for reading	/proc/631/cmdline	boatnet.arm7.elf
File opened for reading	/proc/700/cmdline	boatnet.arm7.elf
File opened for reading	/proc/756/cmdline	boatnet.arm7.elf
File opened for reading	/proc/757/cmdline	boatnet.arm7.elf
File opened for reading	/proc/646/cmdline	boatnet.arm7.elf
File opened for reading	/proc/680/cmdline	boatnet.arm7.elf
File opened for reading	/proc/704/cmdline	boatnet.arm7.elf
File opened for reading	/proc/711/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:706

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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