mirai | acd996e81a14dbf34e3656c6f8cc1ae548eaf659e6247296c7bae7ed3edeb093

Analysis

max time kernel
149s
max time network
156s
platform
debian-12_armhf
resource
debian12-armhf-20240221-en
resource tags

arch:armhfimage:debian12-armhf-20240221-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem
submitted
03-02-2025 06:42

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General

Target

boatnet.arm7.elf
Size

45KB
MD5

5e36c339a599116b0729e8cb030728a8
SHA1

7449c89cde70e13878fded3a3cfdcc30d5079bac
SHA256

acd996e81a14dbf34e3656c6f8cc1ae548eaf659e6247296c7bae7ed3edeb093
SHA512

ed722447e2cfb1c7012f5a25e3173d22e513f4e8777d052e9eb437de23ca41b965ceb8ccd92bf53c35bbb6dd4138e57cf2d3862065ba26838cb90cf1f6091b09
SSDEEP

768:D/TYCoIxdEk+AxoTZAZHFeq8b3a9q3UELbUXfi6nVMQHI4vcGpvQ:DECFd+A6YHAxPLRQZQ

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 23 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/703/cmdline	boatnet.arm7.elf
File opened for reading	/proc/718/cmdline	boatnet.arm7.elf
File opened for reading	/proc/736/cmdline	boatnet.arm7.elf
File opened for reading	/proc/782/cmdline	boatnet.arm7.elf
File opened for reading	/proc/487/cmdline	boatnet.arm7.elf
File opened for reading	/proc/637/cmdline	boatnet.arm7.elf
File opened for reading	/proc/682/cmdline	boatnet.arm7.elf
File opened for reading	/proc/687/cmdline	boatnet.arm7.elf
File opened for reading	/proc/805/cmdline	boatnet.arm7.elf
File opened for reading	/proc/816/cmdline	boatnet.arm7.elf
File opened for reading	/proc/783/cmdline	boatnet.arm7.elf
File opened for reading	/proc/791/cmdline	boatnet.arm7.elf
File opened for reading	/proc/668/cmdline	boatnet.arm7.elf
File opened for reading	/proc/722/cmdline	boatnet.arm7.elf
File opened for reading	/proc/777/cmdline	boatnet.arm7.elf
File opened for reading	/proc/781/cmdline	boatnet.arm7.elf
File opened for reading	/proc/708/cmdline	boatnet.arm7.elf
File opened for reading	/proc/711/cmdline	boatnet.arm7.elf
File opened for reading	/proc/784/cmdline	boatnet.arm7.elf
File opened for reading	/proc/self/exe	boatnet.arm7.elf
File opened for reading	/proc/492/cmdline	boatnet.arm7.elf
File opened for reading	/proc/628/cmdline	boatnet.arm7.elf
File opened for reading	/proc/709/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:712

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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