mirai | ca502b385c4038b59af1a1833ab3367c3ec9f2a8cb58ea2c7956196653ca1246

Analysis

max time kernel
150s
max time network
131s
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
07/12/2024, 07:54

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General

Target

boatnet.arm7.elf
Size

45KB
MD5

55799be49ed0a02a21ba91f37a9b64d0
SHA1

1a389f1957576defda9a325c6a64fb099179d166
SHA256

ca502b385c4038b59af1a1833ab3367c3ec9f2a8cb58ea2c7956196653ca1246
SHA512

ce4c48e4ea009dd8315e989e73e1c4fcf01d810a780c5a7f1a871281af6a50d5cf19d3b7f9fd396965f4eb9e724f4e6a0c8aa63a700089e6ad334c35ea6b0f38
SSDEEP

768:S/TYCoIxdEk+AxoTZAZHFeq8b3V9q3UELbUXfi6nVMQHI4vcGpvi:SECFd+A6YHAxoLRQZi

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 23 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/775/cmdline	boatnet.arm7.elf
File opened for reading	/proc/785/cmdline	boatnet.arm7.elf
File opened for reading	/proc/795/cmdline	boatnet.arm7.elf
File opened for reading	/proc/self/exe	boatnet.arm7.elf
File opened for reading	/proc/579/cmdline	boatnet.arm7.elf
File opened for reading	/proc/583/cmdline	boatnet.arm7.elf
File opened for reading	/proc/682/cmdline	boatnet.arm7.elf
File opened for reading	/proc/720/cmdline	boatnet.arm7.elf
File opened for reading	/proc/819/cmdline	boatnet.arm7.elf
File opened for reading	/proc/666/cmdline	boatnet.arm7.elf
File opened for reading	/proc/704/cmdline	boatnet.arm7.elf
File opened for reading	/proc/736/cmdline	boatnet.arm7.elf
File opened for reading	/proc/810/cmdline	boatnet.arm7.elf
File opened for reading	/proc/721/cmdline	boatnet.arm7.elf
File opened for reading	/proc/784/cmdline	boatnet.arm7.elf
File opened for reading	/proc/786/cmdline	boatnet.arm7.elf
File opened for reading	/proc/454/cmdline	boatnet.arm7.elf
File opened for reading	/proc/688/cmdline	boatnet.arm7.elf
File opened for reading	/proc/710/cmdline	boatnet.arm7.elf
File opened for reading	/proc/711/cmdline	boatnet.arm7.elf
File opened for reading	/proc/712/cmdline	boatnet.arm7.elf
File opened for reading	/proc/794/cmdline	boatnet.arm7.elf
File opened for reading	/proc/450/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:714

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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