mirai | b067b1fe1b5f36b7b54fbca5d386966c8eac62d0cf92fee3292837cb3db53fb3

Analysis

max time kernel
149s
max time network
16s
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
09-01-2025 19:22

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General

Target

wind.arm.elf
Size

25KB
MD5

0720d1626a542180602d47e7d8198e73
SHA1

c9641a7be3a98777cc632a6619fdb768319dc593
SHA256

b067b1fe1b5f36b7b54fbca5d386966c8eac62d0cf92fee3292837cb3db53fb3
SHA512

65ad0dcef3af3b68a753a4b331cc5b73846e20f909ca2ebed9517dd0171c846a0faff9cb956262f93b956ad243174f318a1ace4efe9561fcdb9ed1dee6cc35eb
SSDEEP

768:WbrQ9NZTs+lQFej5Xu4+rHJrBIs3UozVt:WY9NZoxuuRB9zn

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	wind.arm.elf
File opened for modification	/dev/misc/watchdog	wind.arm.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	wind.arm.elf
File opened for modification	/bin/watchdog	wind.arm.elf

Reads runtime system information 31 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/662/cmdline	wind.arm.elf
File opened for reading	/proc/770/cmdline	wind.arm.elf
File opened for reading	/proc/774/cmdline	wind.arm.elf
File opened for reading	/proc/778/cmdline	wind.arm.elf
File opened for reading	/proc/self/exe	wind.arm.elf
File opened for reading	/proc/763/cmdline	wind.arm.elf
File opened for reading	/proc/586/cmdline	wind.arm.elf
File opened for reading	/proc/716/cmdline	wind.arm.elf
File opened for reading	/proc/765/cmdline	wind.arm.elf
File opened for reading	/proc/685/cmdline	wind.arm.elf
File opened for reading	/proc/607/cmdline	wind.arm.elf
File opened for reading	/proc/720/cmdline	wind.arm.elf
File opened for reading	/proc/776/cmdline	wind.arm.elf
File opened for reading	/proc/784/cmdline	wind.arm.elf
File opened for reading	/proc/598/cmdline	wind.arm.elf
File opened for reading	/proc/606/cmdline	wind.arm.elf
File opened for reading	/proc/646/cmdline	wind.arm.elf
File opened for reading	/proc/652/cmdline	wind.arm.elf
File opened for reading	/proc/728/cmdline	wind.arm.elf
File opened for reading	/proc/790/cmdline	wind.arm.elf
File opened for reading	/proc/601/cmdline	wind.arm.elf
File opened for reading	/proc/651/cmdline	wind.arm.elf
File opened for reading	/proc/657/cmdline	wind.arm.elf
File opened for reading	/proc/782/cmdline	wind.arm.elf
File opened for reading	/proc/786/cmdline	wind.arm.elf
File opened for reading	/proc/788/cmdline	wind.arm.elf
File opened for reading	/proc/653/cmdline	wind.arm.elf
File opened for reading	/proc/752/cmdline	wind.arm.elf
File opened for reading	/proc/761/cmdline	wind.arm.elf
File opened for reading	/proc/772/cmdline	wind.arm.elf
File opened for reading	/proc/780/cmdline	wind.arm.elf

/tmp/wind.arm.elf
/tmp/wind.arm.elf
1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Reads runtime system information
PID:654

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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