MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 576b03f431de4fa667b4276d95c95de2ad99d544433d8fc3aefc22dda735ff98. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

Mirai

Vendor detections: 8

Intelligence 8 IOCs YARA 8 File information Comments

SHA256 hash:	576b03f431de4fa667b4276d95c95de2ad99d544433d8fc3aefc22dda735ff98
SHA3-384 hash:	70b02d6aae84f4f3f084461fda5400bec76b4eb2b487c73d06f31484d5fd7b43cf7480bc1c0c0759dd03c0c6f1ff9fa3
SHA1 hash:	905949692979e44f4e6c4a22923ca43c291977b3
MD5 hash:	29e995e1a99a814a11e803218cf11459
humanhash:	sodium-lion-nebraska-hamper
File name:	mpsl
Download:	download sample
Signature	Mirai Create hunting rule
File size:	251'812 bytes
First seen:	2026-08-24 14:48:33 UTC
Last seen:	2026-08-25 12:54:39 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	3072:eDM4HYHWgRqJ5gk6K8u34232HexNCsHFJOdH3n8LBu1EssMZc/T03ImIys61X1hc:ku0j8u34ESkhHSJ8LKEssMOgh5oOS
TLSH	T16934D8096FB20EFBD86BDD3B06E91A06248C641722957B35763CD528BF0A54F4AE3C74
TrID	50.1% (.) ELF Executable and Linkable format (Linux) (4022/12) 49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika	elf
Reporter	abuse_ch
Tags:	elf mirai

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Detection(s):

Unix.Trojan.Mirai-9441505-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file

Launching a process

Sets a written file as executable

Sends data to a server

Creates directories in a temporary directory

Runs as daemon

Kills processes

Creating a file in the %temp% subdirectories

Connection attempt

Creating a file in the %temp% directory

Creating a process from a recently created file

Deleting a recently created file

Creates directories in a subdirectory of a temporary directory

Receives data from a server

Removes directories from a subdirectory of a temporary directory

Collects information on the OS

Creates or modifies files in /cron to set up autorun

Substitutes an application name

Deleting of the original file

Creates or modifies files in /init.d to set up autorun

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

mirai

Link:

https://www.filescan.io/uploads/6a8c59e7e9b205390737c861/reports/29675186-9fee-4567-b3e2-5839cdf8dd3c/overview

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-08-24T12:59:00Z UTC

Last seen:

2026-08-25T23:28:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/576b03f431de4fa667b4276d95c95de2ad99d544433d8fc3aefc22dda735ff98/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/6f43039c-721e-4c7f-b111-546b40eabb19

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/2fcfa649-c1eb-4be1-ad2c-29d740594ee8

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/576b03f431de4fa667b4276d95c95de2ad99d544433d8fc3aefc22dda735ff98

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/576b03f431de4fa667b4276d95c95de2ad99d544433d8fc3aefc22dda735ff98/

Threat name:

Linux.Backdoor.Mirai

Status:

Malicious

First seen:

2026-08-24 14:49:20 UTC

File Type:

ELF32 Little (Exe)

AV detection:

15 of 24 (62.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=k5vqh5br3zh2mz5ue5wzlsk54kwztvkeim6y7q5o7qrn3jzv76ma._file

Result

Malware family:

n/a

Score:

7/10

Tags:

defense_evasion discovery execution persistence privilege_escalation

Link:

https://tria.ge/reports/260824-r63p5shn5y/

Behaviour

Reads runtime system information

System Network Configuration Discovery

Writes file to tmp directory

Changes its process name

Creates/modifies Cron job

Enumerates running processes

Modifies init.d

File and Directory Permissions Modification

Deletes itself

Executes dropped EXE

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/576b03f431de4fa667b4276d95c95de2ad99d544433d8fc3aefc22dda735ff98

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:	CP_Script_Inject_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	Detects attempts to inject code into another process across PE, ELF, Mach-O binaries

Rule name:	ELF_IoT_Persistence_Hunt Create hunting rule
Author:	4r4
Description:	Hunts for ELF files with persistence and download capabilities

Rule name:	ELF_Toriilike_persist Create hunting rule
Author:	4r4
Description:	Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:	Identified via researched data

Rule name:	F01_s1ckrule Create hunting rule
Author:	s1ckb017

Rule name:	linux_generic_ipv6_catcher Create hunting rule
Author:	@_lubiedo
Description:	ELF samples using IPv6 addresses

Rule name:	Linux_Rootkit_Generic_61229bdf Create hunting rule
Author:	Elastic Security

Rule name:	TH_Generic_MassHunt_Linux_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Generic Linux malware mass-hunt rule - 2026
Reference:	https://cyfare.net/

Rule name:	unixredflags3 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 576b03f431de4fa667b4276d95c95de2ad99d544433d8fc3aefc22dda735ff98

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3904517/

Delivery method

Distributed via web download

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