MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b08a239e40246fa2b693df1001971eb0dbd974dc467259a15a0ece8eeb73c1fc. 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: 11

Intelligence 11 IOCs YARA 6 File information Comments

SHA256 hash:	b08a239e40246fa2b693df1001971eb0dbd974dc467259a15a0ece8eeb73c1fc
SHA3-384 hash:	c7a4fd467161bbb49df773bb7ad404a92c668ec290eb6ab45a2f5c5e2971c4092d3842f232d4024fa844b9f35123d672
SHA1 hash:	a753d16dcbc28c2d814b68594d33806465fc4ec8
MD5 hash:	f4b6cdb949ec734ff4f1c6f36d081bb6
humanhash:	cup-spring-iowa-pluto
File name:	ub8ehJSePAfc9FYqZIT6.arc
Download:	download sample
Signature	Mirai Create hunting rule
File size:	107'840 bytes
First seen:	2026-01-17 13:55:09 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:/MXZWfjJOCj47WDLDT/vLikkaeXSbT82Q0mkwlgQ/LW5:1fjQM47WDnzjJWXS3bJ4gQq
TLSH	T162B3AEEFF34B1590C8628AF017D78BDE2E6322119E6BC5F72C0E563A19791DF490A391
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 :

112

Origin country :

Vendor Threat Intelligence

No detections

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

gafgyt masquerade mirai obfuscated

Link:

https://www.filescan.io/uploads/696b94dffdafd7624aafad62/reports/afe21f10-7b2d-4092-be56-6222e5654fc3/overview

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-01-17T12:04:00Z UTC

Last seen:

2026-01-18T14:38:00Z UTC

Hits:

~10

Detections:

HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.b

Link:

https://opentip.kaspersky.com/b08a239e40246fa2b693df1001971eb0dbd974dc467259a15a0ece8eeb73c1fc/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/e4554b11-2f4d-4eb4-8de5-78af0ac1d651

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/9543f935-2a38-4caa-b013-a7a45a366073

Result

Threat name:

n/a

Detection:

malicious

Classification:

n/a

Score:

56 / 100

Link:

https://www.joesandbox.com/analysis/1852491

Signature

Antivirus / Scanner detection for submitted sample

Multi AV Scanner detection for submitted file

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/b08a239e40246fa2b693df1001971eb0dbd974dc467259a15a0ece8eeb73c1fc

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/b08a239e40246fa2b693df1001971eb0dbd974dc467259a15a0ece8eeb73c1fc/

Verdict:

Malicious

Threat:

Family.MIRAI

Link:

https://tip.neiki.dev/file/b08a239e40246fa2b693df1001971eb0dbd974dc467259a15a0ece8eeb73c1fc

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-01-17 13:55:44 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=wcfchhsaerx2fnut34iadfy6wdn5s5g4izzftik2b3hi523tyh6a._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet:lzrd linux

Link:

https://tria.ge/reports/260117-q8hmbact9h/

Verdict:

Malicious

Tags:

Unix.Trojan.Mirai-7100807-0

YARA:

n/a

Link:

https://app.threat.zone/submission/65251098-e54d-43af-ba7a-c3da3ce03b4b

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/b08a239e40246fa2b693df1001971eb0dbd974dc467259a15a0ece8eeb73c1fc

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_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:	SUSP_XORed_Mozilla_Oct19 Create hunting rule
Author:	Florian Roth
Description:	Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:	https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()

Rule name:	SUSP_XORed_Mozilla_RID2DB4 Create hunting rule
Author:	Florian Roth
Description:	Detects suspicious XORed keyword - Mozilla/5.0
Reference:	Internal Research