mirai | e495466c63fe2160fd46a4230768e5df35a61895a432dbaa5cf4c3c1bdc30ab9

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
25-12-2024 15:42

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General

Target

boatnet.arm.elf
Size

21KB
MD5

985b17fcc00dd03e78f08e636322999d
SHA1

33294faaaa3ab5a9a63087fe35576ff40b936190
SHA256

e495466c63fe2160fd46a4230768e5df35a61895a432dbaa5cf4c3c1bdc30ab9
SHA512

54cfd0c2db9d82b805c188f0d9df85c6f8c4a8ef39a57d16b26befa762c562ba87cb291a03d399ab232ab8a79193eb8637c9634df7069b2acf58af25137a343a
SSDEEP

384:TvtIoZxrSniaXs+qx+bwqPX+VOcFd5fHq52lxjnvwhymdGUop5h4:TvQn4j+ZO5fKAlx7vws3UozC

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 30 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/648/cmdline	boatnet.arm.elf
File opened for reading	/proc/716/cmdline	boatnet.arm.elf
File opened for reading	/proc/769/cmdline	boatnet.arm.elf
File opened for reading	/proc/599/cmdline	boatnet.arm.elf
File opened for reading	/proc/655/cmdline	boatnet.arm.elf
File opened for reading	/proc/758/cmdline	boatnet.arm.elf
File opened for reading	/proc/783/cmdline	boatnet.arm.elf
File opened for reading	/proc/641/cmdline	boatnet.arm.elf
File opened for reading	/proc/646/cmdline	boatnet.arm.elf
File opened for reading	/proc/760/cmdline	boatnet.arm.elf
File opened for reading	/proc/771/cmdline	boatnet.arm.elf
File opened for reading	/proc/685/cmdline	boatnet.arm.elf
File opened for reading	/proc/775/cmdline	boatnet.arm.elf
File opened for reading	/proc/781/cmdline	boatnet.arm.elf
File opened for reading	/proc/602/cmdline	boatnet.arm.elf
File opened for reading	/proc/652/cmdline	boatnet.arm.elf
File opened for reading	/proc/712/cmdline	boatnet.arm.elf
File opened for reading	/proc/773/cmdline	boatnet.arm.elf
File opened for reading	/proc/779/cmdline	boatnet.arm.elf
File opened for reading	/proc/785/cmdline	boatnet.arm.elf
File opened for reading	/proc/self/exe	boatnet.arm.elf
File opened for reading	/proc/601/cmdline	boatnet.arm.elf
File opened for reading	/proc/647/cmdline	boatnet.arm.elf
File opened for reading	/proc/765/cmdline	boatnet.arm.elf
File opened for reading	/proc/767/cmdline	boatnet.arm.elf
File opened for reading	/proc/777/cmdline	boatnet.arm.elf
File opened for reading	/proc/581/cmdline	boatnet.arm.elf
File opened for reading	/proc/596/cmdline	boatnet.arm.elf
File opened for reading	/proc/724/cmdline	boatnet.arm.elf
File opened for reading	/proc/734/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:649

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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