mirai | acef8177afcd54f929fc30ce23f884dc92855db67aa693392049082fc055047e

Analysis

max time kernel
148s
max time network
149s
platform
debian-9_armhf
resource
debian9-armhf-20240418-en
resource tags

arch:armhfimage:debian9-armhf-20240418-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
23-11-2024 19:17

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General

Target

Satan.arm.elf
Size

38KB
MD5

c6a8c79e2ebbc90f4cf47f4810daadd3
SHA1

093908067e7d575412aca9eb3f34c1ce4320715c
SHA256

acef8177afcd54f929fc30ce23f884dc92855db67aa693392049082fc055047e
SHA512

2c71a52a9a7968137143f4e9f404542a7aa6f107d431f186a442b1ab515222cce69c12bfdb5f4b0ab7252e1cf9880f73ae479d6e5f00699b11f653eaae73b949
SSDEEP

768:2ufHR8HXrbu1pVi1lCIxeP7v4AAZPbfbW7eH+pFs3UozNW:BHSbbu1pVKC6ez4tdbf67bIzNW

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

Processes:

Satan.arm.elf

description ioc process

File opened for modification /dev/watchdog Satan.arm.elf
File opened for modification /dev/misc/watchdog Satan.arm.elf
Enumerates running processes
Discovers information about currently running processes on the system
Writes file to system bin folder 2 IoCs

Processes:

Satan.arm.elf

description ioc process

File opened for modification /bin/watchdog Satan.arm.elf
File opened for modification /sbin/watchdog Satan.arm.elf

description	ioc	process
File opened for modification	/dev/watchdog	Satan.arm.elf
File opened for modification	/dev/misc/watchdog	Satan.arm.elf

description	ioc	process
File opened for modification	/bin/watchdog	Satan.arm.elf
File opened for modification	/sbin/watchdog	Satan.arm.elf

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

discovery

Processes:

Satan.arm.elf

description	ioc	process
File opened for reading	/proc/112/status	Satan.arm.elf
File opened for reading	/proc/310/status	Satan.arm.elf
File opened for reading	/proc/643/status	Satan.arm.elf
File opened for reading	/proc/645/status	Satan.arm.elf
File opened for reading	/proc/6/status	Satan.arm.elf
File opened for reading	/proc/15/status	Satan.arm.elf
File opened for reading	/proc/103/status	Satan.arm.elf
File opened for reading	/proc/43/status	Satan.arm.elf
File opened for reading	/proc/280/status	Satan.arm.elf
File opened for reading	/proc/8/status	Satan.arm.elf
File opened for reading	/proc/10/status	Satan.arm.elf
File opened for reading	/proc/26/status	Satan.arm.elf
File opened for reading	/proc/640/status	Satan.arm.elf
File opened for reading	/proc/4/status	Satan.arm.elf
File opened for reading	/proc/42/status	Satan.arm.elf
File opened for reading	/proc/227/status	Satan.arm.elf
File opened for reading	/proc/114/status	Satan.arm.elf
File opened for reading	/proc/145/status	Satan.arm.elf
File opened for reading	/proc/159/status	Satan.arm.elf
File opened for reading	/proc/597/status	Satan.arm.elf
File opened for reading	/proc/637/status	Satan.arm.elf
File opened for reading	/proc/3/status	Satan.arm.elf
File opened for reading	/proc/24/status	Satan.arm.elf
File opened for reading	/proc/81/status	Satan.arm.elf
File opened for reading	/proc/316/status	Satan.arm.elf
File opened for reading	/proc/599/status	Satan.arm.elf
File opened for reading	/proc/600/status	Satan.arm.elf
File opened for reading	/proc/631/status	Satan.arm.elf
File opened for reading	/proc/20/status	Satan.arm.elf
File opened for reading	/proc/27/status	Satan.arm.elf
File opened for reading	/proc/28/status	Satan.arm.elf
File opened for reading	/proc/17/status	Satan.arm.elf
File opened for reading	/proc/19/status	Satan.arm.elf
File opened for reading	/proc/290/status	Satan.arm.elf
File opened for reading	/proc/14/status	Satan.arm.elf
File opened for reading	/proc/291/status	Satan.arm.elf
File opened for reading	/proc/294/status	Satan.arm.elf
File opened for reading	/proc/579/status	Satan.arm.elf
File opened for reading	/proc/648/status	Satan.arm.elf
File opened for reading	/proc/self/exe	Satan.arm.elf
File opened for reading	/proc/2/status	Satan.arm.elf
File opened for reading	/proc/13/status	Satan.arm.elf
File opened for reading	/proc/16/status	Satan.arm.elf
File opened for reading	/proc/642/status	Satan.arm.elf
File opened for reading	/proc/7/status	Satan.arm.elf
File opened for reading	/proc/12/status	Satan.arm.elf
File opened for reading	/proc/293/status	Satan.arm.elf
File opened for reading	/proc/644/status	Satan.arm.elf
File opened for reading	/proc/9/status	Satan.arm.elf
File opened for reading	/proc/41/status	Satan.arm.elf
File opened for reading	/proc/115/status	Satan.arm.elf
File opened for reading	/proc/21/status	Satan.arm.elf
File opened for reading	/proc/22/status	Satan.arm.elf
File opened for reading	/proc/23/status	Satan.arm.elf
File opened for reading	/proc/207/status	Satan.arm.elf
File opened for reading	/proc/323/status	Satan.arm.elf
File opened for reading	/proc/11/status	Satan.arm.elf
File opened for reading	/proc/25/status	Satan.arm.elf
File opened for reading	/proc/144/status	Satan.arm.elf
File opened for reading	/proc/18/status	Satan.arm.elf
File opened for reading	/proc/29/status	Satan.arm.elf
File opened for reading	/proc/313/status	Satan.arm.elf
File opened for reading	/proc/1/status	Satan.arm.elf
File opened for reading	/proc/5/status	Satan.arm.elf

/tmp/Satan.arm.elf
/tmp/Satan.arm.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

Replay Monitor

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Downloads

memory/645-1-0x00008000-0x00027bc8-memory.dmp

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