mirai | dc8752024f6c4af51ca595ad0b06f0c3bf238eb7b82e3481a88cbcf7c697e924

Analysis

max time kernel
149s
max time network
1s
platform
debian-9_armhf
resource
debian9-armhf-20240226-en
resource tags

arch:armhfimage:debian9-armhf-20240226-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
27-03-2024 12:21

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General

Target

46fae16362ed3bd09ec572575c1e9e3c.elf
Size

45KB
MD5

46fae16362ed3bd09ec572575c1e9e3c
SHA1

f63cc4c92073cd2b292b2e29af536e0cbca16b6f
SHA256

dc8752024f6c4af51ca595ad0b06f0c3bf238eb7b82e3481a88cbcf7c697e924
SHA512

f5684dc444029ea2ae4be4714afb673ced50e8ef18e54b15c4e641ba317ee76ea04af4e4d655a129a0318b69472518dc4aac2915f7b95917eacfea62db99c463
SSDEEP

768:5/TYCoIxdEk+AxoTZAZHFeq8b3W9q3UELbUXfi6nVMQHI4vcGpvd:5ECFd+A6YHAx7LRQZd

Score

10^/10

mirai lzrd botnet

Malware Config

Extracted

Family

mirai

Botnet

LZRD

Signatures

Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai
Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

Impair Defenses
T1562

Processes:

description ioc

File opened for modification /dev/watchdog
File opened for modification /dev/misc/watchdog
Enumerates running processes
Discovers information about currently running processes on the system
Writes file to system bin folder 1 TTPs 2 IoCs

Hijack Execution Flow
T1574

Processes:

description ioc

File opened for modification /sbin/watchdog
File opened for modification /bin/watchdog

description	ioc
File opened for modification	/dev/watchdog
File opened for modification	/dev/misc/watchdog

description	ioc
File opened for modification	/sbin/watchdog
File opened for modification	/bin/watchdog

Reads runtime system information 30 IoCs

Reads data from /proc virtual filesystem.

Processes:

46fae16362ed3bd09ec572575c1e9e3c.elf

description	ioc
File opened for reading	/proc/633/cmdline
File opened for reading	/proc/635/cmdline
File opened for reading	/proc/640/cmdline
File opened for reading	/proc/699/cmdline
File opened for reading	/proc/717/cmdline
File opened for reading	/proc/747/cmdline
File opened for reading	/proc/762/cmdline
File opened for reading	/proc/766/cmdline
File opened for reading	/proc/768/cmdline
File opened for reading	/proc/592/cmdline
File opened for reading	/proc/636/cmdline
File opened for reading	/proc/667/cmdline
File opened for reading	/proc/772/cmdline
File opened for reading	/proc/586/cmdline
File opened for reading	/proc/590/cmdline
File opened for reading	/proc/745/cmdline
File opened for reading	/proc/self/exe	46fae16362ed3bd09ec572575c1e9e3c.elf
File opened for reading	/proc/752/cmdline
File opened for reading	/proc/760/cmdline
File opened for reading	/proc/572/cmdline
File opened for reading	/proc/593/cmdline
File opened for reading	/proc/630/cmdline
File opened for reading	/proc/703/cmdline
File opened for reading	/proc/735/cmdline
File opened for reading	/proc/758/cmdline
File opened for reading	/proc/764/cmdline
File opened for reading	/proc/649/cmdline
File opened for reading	/proc/754/cmdline
File opened for reading	/proc/756/cmdline
File opened for reading	/proc/770/cmdline

/tmp/46fae16362ed3bd09ec572575c1e9e3c.elf
/tmp/46fae16362ed3bd09ec572575c1e9e3c.elf
1⤵
- Reads runtime system information
PID:637

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Hijack Execution Flow

T1574

Privilege Escalation

Hijack Execution Flow

T1574

Defense Evasion

Hijack Execution Flow

T1574

Impair Defenses

T1562

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/637-1-0x00008000-0x00026464-memory.dmp

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