mirai | 9a66e1e9d95c8f688cb9345a3ccdfe19495aa027fd90027d33e6a0aad564af90

Analysis

max time kernel
149s
max time network
15s
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
20-12-2024 22:11

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General

Target

boatnet.arm7.elf
Size

45KB
MD5

3af288dd8f7ed5bd8f3c06d549145029
SHA1

2f2e3240ecd339e8062ea13b71b2f1555185d1a4
SHA256

9a66e1e9d95c8f688cb9345a3ccdfe19495aa027fd90027d33e6a0aad564af90
SHA512

a64c11ac737f8735b7c96dfd8ffa1342b6c3599b0d16b17f19414488dbb2f480f981fe8d607155bb64fc3301bc721b858466580f39d149a450c6f4d6936f94ec
SSDEEP

768:D/TYCoIxdEk+AxoTZAZHFeq8b3z9q3UELbUXfi6nVMQHI4vcGpvM:DECFd+A6YHAxyLRQZM

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 33 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/587/cmdline	boatnet.arm7.elf
File opened for reading	/proc/702/cmdline	boatnet.arm7.elf
File opened for reading	/proc/724/cmdline	boatnet.arm7.elf
File opened for reading	/proc/752/cmdline	boatnet.arm7.elf
File opened for reading	/proc/756/cmdline	boatnet.arm7.elf
File opened for reading	/proc/585/cmdline	boatnet.arm7.elf
File opened for reading	/proc/642/cmdline	boatnet.arm7.elf
File opened for reading	/proc/725/cmdline	boatnet.arm7.elf
File opened for reading	/proc/746/cmdline	boatnet.arm7.elf
File opened for reading	/proc/764/cmdline	boatnet.arm7.elf
File opened for reading	/proc/627/cmdline	boatnet.arm7.elf
File opened for reading	/proc/632/cmdline	boatnet.arm7.elf
File opened for reading	/proc/583/cmdline	boatnet.arm7.elf
File opened for reading	/proc/710/cmdline	boatnet.arm7.elf
File opened for reading	/proc/760/cmdline	boatnet.arm7.elf
File opened for reading	/proc/772/cmdline	boatnet.arm7.elf
File opened for reading	/proc/self/exe	boatnet.arm7.elf
File opened for reading	/proc/567/cmdline	boatnet.arm7.elf
File opened for reading	/proc/634/cmdline	boatnet.arm7.elf
File opened for reading	/proc/698/cmdline	boatnet.arm7.elf
File opened for reading	/proc/744/cmdline	boatnet.arm7.elf
File opened for reading	/proc/763/cmdline	boatnet.arm7.elf
File opened for reading	/proc/768/cmdline	boatnet.arm7.elf
File opened for reading	/proc/588/cmdline	boatnet.arm7.elf
File opened for reading	/proc/638/cmdline	boatnet.arm7.elf
File opened for reading	/proc/667/cmdline	boatnet.arm7.elf
File opened for reading	/proc/750/cmdline	boatnet.arm7.elf
File opened for reading	/proc/762/cmdline	boatnet.arm7.elf
File opened for reading	/proc/633/cmdline	boatnet.arm7.elf
File opened for reading	/proc/754/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/770/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:635

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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