mirai | 52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40

Analysis

max time kernel
149s
max time network
150s
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
30/01/2025, 03:07

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General

Target

52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
Size

45KB
MD5

2535d0ba29f1ba80df0e2358fbf3322d
SHA1

c3abc6119a0d947d1597d46d01638799bc603a74
SHA256

52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40
SHA512

b0572e2fc5e36fb374e5c81d6aa61d19d65f9b78f0027ee107ffbb1613653acb73f0ffc275c275333cfeb14e8593aa8e804c56d877cf40f73e7b4e81a705dbbe
SSDEEP

768:ap/KgJ62FIp5Ydq19552zXvIqhUvjMVcitdljLaBulp99q3UELiX4ezjo1GK63RJ:alKgM2s2a95ozwPjccMjGBunQLiJjo7Q

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	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
File opened for modification	/dev/misc/watchdog	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
File opened for modification	/bin/watchdog	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf

Reads runtime system information 12 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/self/exe	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
File opened for reading	/proc/644/cmdline	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
File opened for reading	/proc/662/cmdline	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
File opened for reading	/proc/675/cmdline	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
File opened for reading	/proc/696/cmdline	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
File opened for reading	/proc/710/cmdline	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
File opened for reading	/proc/627/cmdline	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
File opened for reading	/proc/643/cmdline	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
File opened for reading	/proc/659/cmdline	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
File opened for reading	/proc/701/cmdline	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
File opened for reading	/proc/702/cmdline	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
File opened for reading	/proc/726/cmdline	52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf

/tmp/52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.elf
/tmp/52cb4ae51f95198c9e4ba8f27366c72b27d5d1f759a3235ac578d9ad0cdd1b40.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

Windows 7 deprecation

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