mirai | 9bcddc690d77a68cdc4068ebc02c367bbc58053f26749a7a820e5d3d34d58c44

Analysis

max time kernel
149s
max time network
143s
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
30-12-2024 18:58

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General

Target

boatnet.arm7.elf
Size

54KB
MD5

d3e1dee0e16f2c83a674e001115792ef
SHA1

806f08d4e8813a02f3b45a6986465e0f38225c07
SHA256

9bcddc690d77a68cdc4068ebc02c367bbc58053f26749a7a820e5d3d34d58c44
SHA512

1feae8a01c7f46a2422204282f9b70934add13e577805eeec97b63f4c39bf495c2707b40c7d6211aa2d9dcdf5668fd380e4771400cdfedfe6d8d21cff7d6935e
SSDEEP

1536:4IHiFvo89yZXGH3+0BuSM9LwFFv25L6tBiMvcw:4Xvo89y9QAt9LwvYL23vf

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 17 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/772/cmdline	boatnet.arm7.elf
File opened for reading	/proc/812/cmdline	boatnet.arm7.elf
File opened for reading	/proc/707/cmdline	boatnet.arm7.elf
File opened for reading	/proc/629/cmdline	boatnet.arm7.elf
File opened for reading	/proc/660/cmdline	boatnet.arm7.elf
File opened for reading	/proc/716/cmdline	boatnet.arm7.elf
File opened for reading	/proc/768/cmdline	boatnet.arm7.elf
File opened for reading	/proc/self/exe	boatnet.arm7.elf
File opened for reading	/proc/663/cmdline	boatnet.arm7.elf
File opened for reading	/proc/679/cmdline	boatnet.arm7.elf
File opened for reading	/proc/701/cmdline	boatnet.arm7.elf
File opened for reading	/proc/718/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/764/cmdline	boatnet.arm7.elf
File opened for reading	/proc/788/cmdline	boatnet.arm7.elf
File opened for reading	/proc/645/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:710

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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