mirai | d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668

Resubmissions

03/02/2025, 04:00

250203-ekysvazkav 10

03/02/2025, 03:49

250203-edk86s1mdl 10

Analysis

max time kernel
83s
max time network
151s
platform
debian-9_mips
resource
debian9-mipsbe-20240418-en
resource tags

arch:mipsimage:debian9-mipsbe-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
submitted
03/02/2025, 04:00

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General

Target

d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
Size

23KB
MD5

bcf01b20a63a380bf14afc43493c5c31
SHA1

69d0905de30baf7b7bd585aaaa8c20dff1eac85c
SHA256

d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668
SHA512

780c2c09fcb7a29ea900dcfde7f038725b9e47e816c1106887d4046c60309b0073452923b7bee6aa04344202a8484c5c70ba2cc3a122b3a26704e79287b2a411
SSDEEP

384:neD8ZSH2LLZUYyGZbsOiTrowSN9rnZMINlphQ/HYtuifDXmdzJgGlzDpH7uNj1Jk:neD8ZSWvZHZbs1row697qohQvg9fjizn

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	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for modification	/dev/watchdog	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for modification	/bin/watchdog	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf

Reads runtime system information 23 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/745/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/757/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/420/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/667/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/701/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/720/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/731/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/743/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/791/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/800/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/853/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/855/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/671/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/698/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/705/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/732/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/737/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/812/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/804/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/836/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/736/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/738/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
File opened for reading	/proc/809/cmdline	d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf

/tmp/d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
/tmp/d812b9623ccbce18c5f3aeb642ebdbe3017c3e572e3c570447244eea9c85a668.elf
1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Reads runtime system information
PID:739

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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