mirai | 3cda4f664e68392fed077781143242268842a8a13e998508ce4128d84257004a

Analysis

max time kernel
152s
max time network
11s
platform
debian-9_armhf
resource
debian9-armhf-20231026-en
resource tags

arch:armhfimage:debian9-armhf-20231026-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
23/11/2023, 18:51

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General

Target

boatnet.arm7.elf
Size

45KB
MD5

dc77e67843b5888482ef09df0ee11f11
SHA1

d2c3d467b94cce382daaa1bc625b9f871c77eba9
SHA256

3cda4f664e68392fed077781143242268842a8a13e998508ce4128d84257004a
SHA512

2150c49dc33e4c9ef5113efbe2f860f7fbeed2467d82a9791e2e9be01a7ebd1c4c48a0f163f32be41d915aaf2ac8e17388d84e779a31a93d9c41b227adeb9318
SSDEEP

768:g/TYCoIxdEk+AxoTZAZHFeq8b3c19q3UELbUXfi6nVMQHI4vcGpv4:gECFd+A6YHAx3LRQZ4

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

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

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

Reads runtime system information 39 IoCs

Reads data from /proc virtual filesystem.

description	ioc	Process
File opened for reading	/proc/481/cmdline	Process not Found
File opened for reading	/proc/659/cmdline	Process not Found
File opened for reading	/proc/665/cmdline	Process not Found
File opened for reading	/proc/679/cmdline	Process not Found
File opened for reading	/proc/782/cmdline	Process not Found
File opened for reading	/proc/617/cmdline	Process not Found
File opened for reading	/proc/657/cmdline	Process not Found
File opened for reading	/proc/726/cmdline	Process not Found
File opened for reading	/proc/738/cmdline	Process not Found
File opened for reading	/proc/786/cmdline	Process not Found
File opened for reading	/proc/780/cmdline	Process not Found
File opened for reading	/proc/self/exe	boatnet.arm7.elf
File opened for reading	/proc/430/cmdline	Process not Found
File opened for reading	/proc/442/cmdline	Process not Found
File opened for reading	/proc/478/cmdline	Process not Found
File opened for reading	/proc/687/cmdline	Process not Found
File opened for reading	/proc/709/cmdline	Process not Found
File opened for reading	/proc/730/cmdline	Process not Found
File opened for reading	/proc/788/cmdline	Process not Found
File opened for reading	/proc/656/cmdline	Process not Found
File opened for reading	/proc/716/cmdline	Process not Found
File opened for reading	/proc/792/cmdline	Process not Found
File opened for reading	/proc/800/cmdline	Process not Found
File opened for reading	/proc/715/cmdline	Process not Found
File opened for reading	/proc/750/cmdline	Process not Found
File opened for reading	/proc/768/cmdline	Process not Found
File opened for reading	/proc/798/cmdline	Process not Found
File opened for reading	/proc/772/cmdline	Process not Found
File opened for reading	/proc/774/cmdline	Process not Found
File opened for reading	/proc/779/cmdline	Process not Found
File opened for reading	/proc/784/cmdline	Process not Found
File opened for reading	/proc/790/cmdline	Process not Found
File opened for reading	/proc/794/cmdline	Process not Found
File opened for reading	/proc/796/cmdline	Process not Found
File opened for reading	/proc/662/cmdline	Process not Found
File opened for reading	/proc/685/cmdline	Process not Found
File opened for reading	/proc/733/cmdline	Process not Found
File opened for reading	/proc/742/cmdline	Process not Found
File opened for reading	/proc/660/cmdline	Process not Found

/tmp/boatnet.arm7.elf
/tmp/boatnet.arm7.elf
1⤵
- Reads runtime system information
PID:680

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

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads