mirai | 390f79cfca6cc7660d64c22208b4f2166807e5875da1a15336a9dccff130034d

Analysis

max time kernel
122s
max time network
149s
platform
debian-9_mipsel
resource
debian9-mipsel-20240729-en
resource tags

arch:mipselimage:debian9-mipsel-20240729-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
submitted
11-12-2024 21:52

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General

Target

mpsl.elf
Size

34KB
MD5

b8f2bf3e7c002718f12751cb02130d2e
SHA1

06919c90eae2564ee9ded3f343e2ec18839e411d
SHA256

390f79cfca6cc7660d64c22208b4f2166807e5875da1a15336a9dccff130034d
SHA512

adfccc7878b168cba5b9f9ce92f246bced0e15db876c28ed2f7e0ec5e344ec6652b643045ca79937de7655da4c71b77db2c778f8b8d11b196bfff156a7d16185
SSDEEP

768:S3rCfTIN99HBlOcTP2V6rWQozQLiJam5SzopuKZiLJmcdiarN1F/tQZWn:+UTC38GHaQo4iJam5SzopuKZiLJPJrXn

Score

10^/10

mirai botnet botnet defense_evasion discovery

Malware Config

Extracted

Family

mirai

Botnet

BOTNET

Signatures

Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai
Mirai family
mirai
Contacts a large (92441) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

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	mpsl.elf
File opened for modification	/dev/misc/watchdog	mpsl.elf

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	/var/Sofia	710	mpsl.elf

Reads runtime system information 1 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/B	mpsl.elf

/tmp/mpsl.elf
/tmp/mpsl.elf
1⤵
- Modifies Watchdog functionality
- Changes its process name
- Reads runtime system information
PID:710

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Network Service Discovery

T1046

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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