mirai | 3fccfe398a769633e393cb824c0c54c2143033140c3616137e35be4889b2b8af

Analysis

max time kernel
150s
max time network
7s
platform
debian-9_armhf
resource
debian9-armhf-20231221-en
resource tags

arch:armhfimage:debian9-armhf-20231221-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
17-02-2024 01:01

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General

Target

62a0066e23f543f53dfb8aa3725b112f.bin
Size

21KB
MD5

62a0066e23f543f53dfb8aa3725b112f
SHA1

a58b797299b788240e281c39fc707b27bef10498
SHA256

3fccfe398a769633e393cb824c0c54c2143033140c3616137e35be4889b2b8af
SHA512

ca44d618ccc4c711571ef33161098da830bf0f17c1385400a0dcc85f1f62eef803ad28294955dea009f70b6a7cd9b791bf92abb192d7fb56097d88f9a151e4d6
SSDEEP

384:TvtIoZxrSniaXs+qx+bwqPX+VOcFd5fHq52lxjEwhymdGUop5h4:TvQn4j+ZO5fKAlxQws3Uoz2

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

Processes:

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

Processes:

description ioc

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

description	ioc
File opened for modification	/dev/watchdog
File opened for modification	/dev/misc/watchdog

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

Reads runtime system information 31 IoCs

Reads data from /proc virtual filesystem.

Processes:

62a0066e23f543f53dfb8aa3725b112f.bin

description	ioc
File opened for reading	/proc/708/cmdline
File opened for reading	/proc/747/cmdline
File opened for reading	/proc/752/cmdline
File opened for reading	/proc/761/cmdline
File opened for reading	/proc/767/cmdline
File opened for reading	/proc/690/cmdline
File opened for reading	/proc/704/cmdline
File opened for reading	/proc/575/cmdline
File opened for reading	/proc/594/cmdline
File opened for reading	/proc/668/cmdline
File opened for reading	/proc/773/cmdline
File opened for reading	/proc/573/cmdline
File opened for reading	/proc/578/cmdline
File opened for reading	/proc/634/cmdline
File opened for reading	/proc/664/cmdline
File opened for reading	/proc/757/cmdline
File opened for reading	/proc/self/exe	62a0066e23f543f53dfb8aa3725b112f.bin
File opened for reading	/proc/746/cmdline
File opened for reading	/proc/750/cmdline
File opened for reading	/proc/759/cmdline
File opened for reading	/proc/763/cmdline
File opened for reading	/proc/771/cmdline
File opened for reading	/proc/775/cmdline
File opened for reading	/proc/577/cmdline
File opened for reading	/proc/639/cmdline
File opened for reading	/proc/726/cmdline
File opened for reading	/proc/765/cmdline
File opened for reading	/proc/640/cmdline
File opened for reading	/proc/641/cmdline
File opened for reading	/proc/769/cmdline
File opened for reading	/proc/777/cmdline

/tmp/62a0066e23f543f53dfb8aa3725b112f.bin
/tmp/62a0066e23f543f53dfb8aa3725b112f.bin
1⤵
- Reads runtime system information
PID:660

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Hijack Execution Flow

T1574

Privilege Escalation

Hijack Execution Flow

T1574

Defense Evasion

Impair Defenses

T1562

Hijack Execution Flow

T1574

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/660-1-0x00008000-0x0001dca4-memory.dmp

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