mirai | 287943278a12f41bc17477695d93d7982254cb8cf61d26b027ab8f6817113382

Analysis

max time kernel
149s
max time network
135s
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
27-12-2024 01:19

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General

Target

c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
Size

45KB
MD5

5da6cd32bd2abbf9908323f804a84048
SHA1

b3cf93bf8e6dfe600c1e00e22646a8523b60e328
SHA256

c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260
SHA512

f24c7789420b8bfd1991d7b9d0594d0b538f289b7d7fabf39e361628259047b797fdffd9af1e4f15b2ce27d707b3fc3788735760c7fae24d9ea77b851436fdae
SSDEEP

768:S/TYCoIxdEk+AxoTZAZHFeq8b3A9q3UELbUXfi6nVMQHI4vcGpva:SECFd+A6YHAxJLRQZa

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	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
File opened for modification	/dev/misc/watchdog	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
File opened for modification	/bin/watchdog	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf

Reads runtime system information 12 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/709/cmdline	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
File opened for reading	/proc/712/cmdline	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
File opened for reading	/proc/self/exe	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
File opened for reading	/proc/485/cmdline	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
File opened for reading	/proc/637/cmdline	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
File opened for reading	/proc/680/cmdline	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
File opened for reading	/proc/703/cmdline	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
File opened for reading	/proc/492/cmdline	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
File opened for reading	/proc/636/cmdline	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
File opened for reading	/proc/665/cmdline	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
File opened for reading	/proc/698/cmdline	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
File opened for reading	/proc/702/cmdline	c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf

/tmp/c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
/tmp/c77a735aabf6e30a8ef722fda598b5cb4f278dca2bba4487c22d75f51c3db260.elf
1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Reads runtime system information
PID:705

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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