mirai | c97db15d01a460ca3f27cb912aa72c04db96a5df0c6e7acb907bb398798264e4

Analysis

max time kernel
149s
max time network
7s
platform
debian-9_armhf
resource
debian9-armhf-20240418-en
resource tags

arch:armhfimage:debian9-armhf-20240418-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
17-01-2025 08:12

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General

Target

boatnet.arm7.elf
Size

45KB
MD5

b581104f04391b06fcd7d773588c88f0
SHA1

d4a8f136f68a69c52b4d77d3c66e1c2f6cc4ba78
SHA256

c97db15d01a460ca3f27cb912aa72c04db96a5df0c6e7acb907bb398798264e4
SHA512

70c2a2f19b2e35507e85ac9de8b8a2658502c2f600ddc0e46d84c80619596c1598b7126ba5e657ac2b134f3c1794a8590df2d62155db9ad0096a92e545e260dc
SSDEEP

768:D/TYCoIxdEk+AxoTZAZHFeq8b3pi9q3UELbUXfi6nVMQHI4vcGpvM:DECFd+A6YHAxpXLRQZM

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 32 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/572/cmdline	boatnet.arm7.elf
File opened for reading	/proc/592/cmdline	boatnet.arm7.elf
File opened for reading	/proc/635/cmdline	boatnet.arm7.elf
File opened for reading	/proc/756/cmdline	boatnet.arm7.elf
File opened for reading	/proc/762/cmdline	boatnet.arm7.elf
File opened for reading	/proc/630/cmdline	boatnet.arm7.elf
File opened for reading	/proc/644/cmdline	boatnet.arm7.elf
File opened for reading	/proc/745/cmdline	boatnet.arm7.elf
File opened for reading	/proc/747/cmdline	boatnet.arm7.elf
File opened for reading	/proc/590/cmdline	boatnet.arm7.elf
File opened for reading	/proc/641/cmdline	boatnet.arm7.elf
File opened for reading	/proc/749/cmdline	boatnet.arm7.elf
File opened for reading	/proc/self/exe	boatnet.arm7.elf
File opened for reading	/proc/593/cmdline	boatnet.arm7.elf
File opened for reading	/proc/636/cmdline	boatnet.arm7.elf
File opened for reading	/proc/700/cmdline	boatnet.arm7.elf
File opened for reading	/proc/707/cmdline	boatnet.arm7.elf
File opened for reading	/proc/754/cmdline	boatnet.arm7.elf
File opened for reading	/proc/774/cmdline	boatnet.arm7.elf
File opened for reading	/proc/704/cmdline	boatnet.arm7.elf
File opened for reading	/proc/712/cmdline	boatnet.arm7.elf
File opened for reading	/proc/650/cmdline	boatnet.arm7.elf
File opened for reading	/proc/724/cmdline	boatnet.arm7.elf
File opened for reading	/proc/760/cmdline	boatnet.arm7.elf
File opened for reading	/proc/588/cmdline	boatnet.arm7.elf
File opened for reading	/proc/637/cmdline	boatnet.arm7.elf
File opened for reading	/proc/764/cmdline	boatnet.arm7.elf
File opened for reading	/proc/768/cmdline	boatnet.arm7.elf
File opened for reading	/proc/770/cmdline	boatnet.arm7.elf
File opened for reading	/proc/758/cmdline	boatnet.arm7.elf
File opened for reading	/proc/766/cmdline	boatnet.arm7.elf
File opened for reading	/proc/772/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:638

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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