mirai | 9516c5240a2f54f549bdf7aed74e7525b53680f17d5c07ed95ecf85bbeca56b6

Analysis

max time kernel
152s
max time network
15s
platform
debian-12_mipsel
resource
debian12-mipsel-20240221-en
resource tags

arch:mipselimage:debian12-mipsel-20240221-enkernel:6.1.0-17-4kc-maltalocale:en-usos:debian-12-mipselsystem
submitted
01/01/2025, 01:51

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General

Target

9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
Size

32KB
MD5

e30368ed86531051ae95d0ba79d33d7e
SHA1

cb69227ff998e24c588e67968e6c38437b939524
SHA256

9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c
SHA512

740d00a37517473848c32c8dc957f1974c801f9279ccbc83ffcaea89ed1c94b292d6e52540565c819f88eb9c7ddc1634e116685c7063f7f7a459c5c100a2f795
SSDEEP

768:Xky7pBOnQthzk8Ya7Fb4ARL1wZK8wTSWujfLm6Wa:Upn4z9Ygb4A51b477L7

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	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for modification	/dev/watchdog	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for modification	/bin/watchdog	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf

Reads runtime system information 18 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/749/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/784/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/428/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/667/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/679/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/714/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/735/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/710/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/722/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/754/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/402/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/680/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/697/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/734/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/759/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/695/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/718/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
File opened for reading	/proc/787/cmdline	9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf

/tmp/9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
/tmp/9edcacfbfbb25cd2864e431738ec6d8085b5ec241400943b4cc2c9ea7a2fe67c.elf
1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Reads runtime system information
PID:744

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

Windows 7 deprecation

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