mirai | 446d0526c65d30dab14dfee2e9439af59af36f2834410eae1cf3177498c148c0

Analysis

max time kernel
149s
max time network
16s
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
09-01-2025 20:28

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General

Target

boatnet.arm7.elf
Size

45KB
MD5

5d511104c0855ee762827204d1f6f384
SHA1

3b09bb65a8cf3173c06953c0a5b7f730f1a344d2
SHA256

446d0526c65d30dab14dfee2e9439af59af36f2834410eae1cf3177498c148c0
SHA512

34f7e6e3d083e2cc2f45f148c286bb36faa9484d15d87095d7f2a229b9c009671335f8e412fc294082d23192b8d6405647690e42a975037cfe02c4fd9b1ea437
SSDEEP

768:D/TYCoIxdEk+AxoTZAZHFeq8b329q3UELbUXfi6nVMQHI4vcGpv5:DECFd+A6YHAxbLRQZ5

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

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.arm7.elf
File opened for modification	/bin/watchdog	boatnet.arm7.elf

Reads runtime system information 34 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/599/cmdline	boatnet.arm7.elf
File opened for reading	/proc/649/cmdline	boatnet.arm7.elf
File opened for reading	/proc/722/cmdline	boatnet.arm7.elf
File opened for reading	/proc/739/cmdline	boatnet.arm7.elf
File opened for reading	/proc/763/cmdline	boatnet.arm7.elf
File opened for reading	/proc/771/cmdline	boatnet.arm7.elf
File opened for reading	/proc/779/cmdline	boatnet.arm7.elf
File opened for reading	/proc/self/exe	boatnet.arm7.elf
File opened for reading	/proc/782/cmdline	boatnet.arm7.elf
File opened for reading	/proc/754/cmdline	boatnet.arm7.elf
File opened for reading	/proc/596/cmdline	boatnet.arm7.elf
File opened for reading	/proc/677/cmdline	boatnet.arm7.elf
File opened for reading	/proc/720/cmdline	boatnet.arm7.elf
File opened for reading	/proc/724/cmdline	boatnet.arm7.elf
File opened for reading	/proc/738/cmdline	boatnet.arm7.elf
File opened for reading	/proc/761/cmdline	boatnet.arm7.elf
File opened for reading	/proc/578/cmdline	boatnet.arm7.elf
File opened for reading	/proc/765/cmdline	boatnet.arm7.elf
File opened for reading	/proc/644/cmdline	boatnet.arm7.elf
File opened for reading	/proc/708/cmdline	boatnet.arm7.elf
File opened for reading	/proc/712/cmdline	boatnet.arm7.elf
File opened for reading	/proc/769/cmdline	boatnet.arm7.elf
File opened for reading	/proc/780/cmdline	boatnet.arm7.elf
File opened for reading	/proc/638/cmdline	boatnet.arm7.elf
File opened for reading	/proc/767/cmdline	boatnet.arm7.elf
File opened for reading	/proc/775/cmdline	boatnet.arm7.elf
File opened for reading	/proc/654/cmdline	boatnet.arm7.elf
File opened for reading	/proc/643/cmdline	boatnet.arm7.elf
File opened for reading	/proc/756/cmdline	boatnet.arm7.elf
File opened for reading	/proc/598/cmdline	boatnet.arm7.elf
File opened for reading	/proc/645/cmdline	boatnet.arm7.elf
File opened for reading	/proc/773/cmdline	boatnet.arm7.elf
File opened for reading	/proc/777/cmdline	boatnet.arm7.elf
File opened for reading	/proc/591/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:646

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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