mirai | 655cd3483b35ffea03fb1f3277f3fcb38c8e684723f7e459077099130de6ff31

Resubmissions

15-01-2025 15:18

250115-spt74swpcy 10

15-01-2025 14:48

250115-r6fwdawjcy 10

Analysis

max time kernel
149s
max time network
7s
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
15-01-2025 14:48

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General

Target

ub8ehJSePAfc9FYqZIT6.arm6.elf
Size

22KB
MD5

76e0e8df12ca4d1804dfc1640a5ff664
SHA1

59c1f1704f3efc009f60d7b46e50041f82540bb9
SHA256

655cd3483b35ffea03fb1f3277f3fcb38c8e684723f7e459077099130de6ff31
SHA512

3ba900fb8d5b0f49357470cf791c35fe241dabb4b2b3613be33f623ac27dcd1dc2dfb5cddc56641fc253ea53a554fb0cba3eab8c52d294878ea693558ecc66ed
SSDEEP

384:F/BctKdlw4DUrpZoNcepO235FUeZ062Zy46wMTa/bictgJwIlh7qmdGUEpiao:F/Bldlw4DUvgtpO2LUeC62E4cW/bttMB

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/watchdog	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for modification	/dev/misc/watchdog	ub8ehJSePAfc9FYqZIT6.arm6.elf

Traces itself 1 IoCs

Traces itself to prevent debugging attempts

pid	Process
645	ub8ehJSePAfc9FYqZIT6.arm6.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	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for modification	/bin/watchdog	ub8ehJSePAfc9FYqZIT6.arm6.elf

Reads runtime system information 33 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/762/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/781/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/783/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/779/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/637/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/648/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/755/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/767/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/587/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/642/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/649/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/719/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/757/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/771/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/777/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/581/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/588/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/711/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/738/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/765/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/769/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/584/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/643/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/657/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/707/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/self/exe	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/644/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/764/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/775/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/598/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/631/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/739/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf
File opened for reading	/proc/773/cmdline	ub8ehJSePAfc9FYqZIT6.arm6.elf

/tmp/ub8ehJSePAfc9FYqZIT6.arm6.elf
/tmp/ub8ehJSePAfc9FYqZIT6.arm6.elf
1⤵
- Modifies Watchdog functionality
- Traces itself
- 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

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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