mirai | 8d33fd215655f9363fb35358a93a0d6bd8507b692efb5f2d6d18ad10e99825d3

Analysis

max time kernel
149s
max time network
7s
platform
debian-9_mipsel
resource
debian9-mipsel-20240226-en
resource tags

arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
submitted
27-03-2024 12:21

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General

Target

b098ed670f49aab90c28433d05df3698.elf
Size

24KB
MD5

b098ed670f49aab90c28433d05df3698
SHA1

81397d681b0912466941be0fea90e5d0a7569ce0
SHA256

8d33fd215655f9363fb35358a93a0d6bd8507b692efb5f2d6d18ad10e99825d3
SHA512

31074cbc123cd184b8182039eb3d3496689ef5a2418de1c69d0da13b547b273fbc5ca9d111c2b86758d933e0fbe0ba2db9f3b8763f661009cd41cd6699c0acc2
SSDEEP

768:oCrQlS07dEv0UXqUhvQE+CXQKMQKCXBpCZqEWvX:/QlS07FUXqIYSXQKquGqt

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
Writes file to system bin folder 1 TTPs 2 IoCs

Hijack Execution Flow
T1574

Processes:

description ioc

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

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

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

Reads runtime system information 23 IoCs

Reads data from /proc virtual filesystem.

Processes:

description	ioc
File opened for reading	/proc/503/cmdline
File opened for reading	/proc/547/cmdline
File opened for reading	/proc/408/cmdline
File opened for reading	/proc/517/cmdline
File opened for reading	/proc/708/cmdline
File opened for reading	/proc/731/cmdline
File opened for reading	/proc/749/cmdline
File opened for reading	/proc/809/cmdline
File opened for reading	/proc/696/cmdline
File opened for reading	/proc/697/cmdline
File opened for reading	/proc/699/cmdline
File opened for reading	/proc/702/cmdline
File opened for reading	/proc/551/cmdline
File opened for reading	/proc/682/cmdline
File opened for reading	/proc/701/cmdline
File opened for reading	/proc/706/cmdline
File opened for reading	/proc/713/cmdline
File opened for reading	/proc/761/cmdline
File opened for reading	/proc/764/cmdline
File opened for reading	/proc/768/cmdline
File opened for reading	/proc/776/cmdline
File opened for reading	/proc/782/cmdline
File opened for reading	/proc/802/cmdline

/tmp/b098ed670f49aab90c28433d05df3698.elf
/tmp/b098ed670f49aab90c28433d05df3698.elf
1⤵
PID:703

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Hijack Execution Flow

T1574

Privilege Escalation

Hijack Execution Flow

T1574

Defense Evasion

Hijack Execution Flow

T1574

Impair Defenses

T1562

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/703-1-0x00400000-0x00452a58-memory.dmp

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