mirai | a3460c6dcfc74fe71a15491120b8294b97ba3748f3894e66fcf68d2e655f6676

Analysis

max time kernel
149s
max time network
7s
platform
debian-9_armhf
resource
debian9-armhf-20240729-en
resource tags

arch:armhfimage:debian9-armhf-20240729-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
14-01-2025 21:58

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General

Target

boatnet.arm7.elf
Size

53KB
MD5

9418c6e826f9a42f4c390bda5028eb93
SHA1

d804ec59a1b342e2c77d04a4b828490d25a92ef7
SHA256

a3460c6dcfc74fe71a15491120b8294b97ba3748f3894e66fcf68d2e655f6676
SHA512

d06d80359461addc25aa5410b2fe5e35aba52d0bbf21347f5287f9357fbf046a619dd47125da54a4b6cbdbdb5c4d4395f9b6286458dfff93aafaef2915011d07
SSDEEP

768:/GJrriWrm5118Y+4xTuNqAcpPUQVvaLy9eu/bcpQhsNe6SLu9q3UELaLaMe25Ri7:/GripJhhxeRpBSLTLwOLH

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/misc/watchdog	boatnet.arm7.elf
File opened for modification	/dev/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 32 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/614/cmdline	boatnet.arm7.elf
File opened for reading	/proc/665/cmdline	boatnet.arm7.elf
File opened for reading	/proc/738/cmdline	boatnet.arm7.elf
File opened for reading	/proc/757/cmdline	boatnet.arm7.elf
File opened for reading	/proc/768/cmdline	boatnet.arm7.elf
File opened for reading	/proc/780/cmdline	boatnet.arm7.elf
File opened for reading	/proc/788/cmdline	boatnet.arm7.elf
File opened for reading	/proc/796/cmdline	boatnet.arm7.elf
File opened for reading	/proc/self/exe	boatnet.arm7.elf
File opened for reading	/proc/659/cmdline	boatnet.arm7.elf
File opened for reading	/proc/722/cmdline	boatnet.arm7.elf
File opened for reading	/proc/611/cmdline	boatnet.arm7.elf
File opened for reading	/proc/612/cmdline	boatnet.arm7.elf
File opened for reading	/proc/775/cmdline	boatnet.arm7.elf
File opened for reading	/proc/615/cmdline	boatnet.arm7.elf
File opened for reading	/proc/652/cmdline	boatnet.arm7.elf
File opened for reading	/proc/770/cmdline	boatnet.arm7.elf
File opened for reading	/proc/776/cmdline	boatnet.arm7.elf
File opened for reading	/proc/778/cmdline	boatnet.arm7.elf
File opened for reading	/proc/658/cmdline	boatnet.arm7.elf
File opened for reading	/proc/782/cmdline	boatnet.arm7.elf
File opened for reading	/proc/786/cmdline	boatnet.arm7.elf
File opened for reading	/proc/794/cmdline	boatnet.arm7.elf
File opened for reading	/proc/594/cmdline	boatnet.arm7.elf
File opened for reading	/proc/657/cmdline	boatnet.arm7.elf
File opened for reading	/proc/784/cmdline	boatnet.arm7.elf
File opened for reading	/proc/790/cmdline	boatnet.arm7.elf
File opened for reading	/proc/664/cmdline	boatnet.arm7.elf
File opened for reading	/proc/726/cmdline	boatnet.arm7.elf
File opened for reading	/proc/677/cmdline	boatnet.arm7.elf
File opened for reading	/proc/756/cmdline	boatnet.arm7.elf
File opened for reading	/proc/792/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:660

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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