mirai | 269a927a7f666440c43d203a28acdc3209d73588f0071bf6121885b5dfef51e1

Analysis

max time kernel
149s
max time network
152s
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
09-12-2024 07:05

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General

Target

boatnet.arm7.elf
Size

45KB
MD5

f80f719ef83380d86f1f97659a9b51aa
SHA1

5dc267a9a8cd88a6c82ccf53ac99d259da42abd7
SHA256

269a927a7f666440c43d203a28acdc3209d73588f0071bf6121885b5dfef51e1
SHA512

8aa0e0986cd0e5aaeb209b70fabe7d560a5f7c7bbea844a82d0dfd843b593f972fbc8457a1e7ff476f759d386f04c0b4df361b59e5699a3dd4af8309f1441d17
SSDEEP

768:D/TYCoIxdEk+AxoTZAZHFeq8b3Ye9q3UELbUXfi6nVMQHI4vcGpvS:DECFd+A6YHAxYDLRQZS

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 12 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/460/cmdline	boatnet.arm7.elf
File opened for reading	/proc/593/cmdline	boatnet.arm7.elf
File opened for reading	/proc/666/cmdline	boatnet.arm7.elf
File opened for reading	/proc/701/cmdline	boatnet.arm7.elf
File opened for reading	/proc/707/cmdline	boatnet.arm7.elf
File opened for reading	/proc/713/cmdline	boatnet.arm7.elf
File opened for reading	/proc/714/cmdline	boatnet.arm7.elf
File opened for reading	/proc/self/exe	boatnet.arm7.elf
File opened for reading	/proc/454/cmdline	boatnet.arm7.elf
File opened for reading	/proc/602/cmdline	boatnet.arm7.elf
File opened for reading	/proc/684/cmdline	boatnet.arm7.elf
File opened for reading	/proc/706/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:709

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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