mirai | b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf

Analysis

max time kernel
149s
max time network
6s
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
18-01-2025 04:50

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General

Target

b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
Size

51KB
MD5

cb2aebb237120d0d3069d867644539be
SHA1

54c2bab18e4b778dbcad535c2fa407ac9611a382
SHA256

b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf
SHA512

b79e6664afaeae8e6e87d7f9de34d9d37c7551c46264e57eaa12d50461bd36e628df4ba4ad614bce33871221f32637c69cc8d3fe28680b2e09fa52b3567f59c2
SSDEEP

1536:+3H1mBVBtyolQoIa/egXqVFQESTbTutpfPVmzHeB:+3YBVBQox72ga7QECuvXVmreB

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	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for modification	/dev/watchdog	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.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	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for modification	/bin/watchdog	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf

Reads runtime system information 35 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/655/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/718/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/732/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/753/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/764/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/766/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/584/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/587/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/778/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/782/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/768/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/776/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/757/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/738/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/754/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/648/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/734/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/770/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/581/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/643/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/780/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/598/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/642/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/772/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/self/exe	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/644/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/710/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/762/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/755/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/586/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/733/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/706/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/774/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/631/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
File opened for reading	/proc/637/cmdline	b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf

/tmp/b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
/tmp/b4e7fffa9263801304184a1320ecd80caacba77684b2036c794de3a97b0b74cf.elf
1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Reads runtime system information
PID:645

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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