MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b297c3b865947f137c50f4f3e8a4b7f20b3af3fb0e52cbda642801880f9e628e. 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: 12

Intelligence 12 IOCs YARA 4 File information Comments

SHA256 hash:	b297c3b865947f137c50f4f3e8a4b7f20b3af3fb0e52cbda642801880f9e628e
SHA3-384 hash:	068056522820ea964d2f71b941bda472044c9e4603892d7163a796d12aa9f7f2aebac3af4f16ac449474e52c3f1b5a09
SHA1 hash:	d5e74fef4bf56056b0e32dcd9266ec1417098b09
MD5 hash:	dea26a69784784ab091b35aac3f96a6a
humanhash:	seventeen-carpet-lactose-red
File name:	armv6l
Download:	download sample
Signature	Mirai Create hunting rule
File size:	69'604 bytes
First seen:	2026-06-28 01:26:53 UTC
Last seen:	2026-06-28 14:55:32 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:ZOtHH9umDaEc1HdsEdsogzhwIJUJy2MS/ZmoXbkiVs00CrfQj9u:ZOtnxFTEeogtwK0y2MS/LkiVs00CLQJu
TLSH	T18A6302A4AE41B2D1C7B422F1677AD3063B6A07C1D9E93375533C5039F6C23AB0AA5DD0
Magika	elf
Reporter	abuse_ch
Tags:	elf mirai UPX

UPX packed

This file is packed with UPX. We have therefore unpacked the file. Below is furhter information about the unpacked (de-compressed) file.

File size (compressed) :	69'604 bytes
File size (de-compressed) :	210'196 bytes
Format:	linux/arm
Unpacked file:	eceff5fd41901d2f9093ffe8169f0ab1105ec0fe7962f55774ea70f24c408764

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/4996b668-f897-4dbb-913b-4b733dcd1871/

Result

Verdict:

Malware

Maliciousness:

Behaviour

DNS request

Opens a port

Sends data to a server

Connection attempt

Receives data from a server

Kills processes

Substitutes an application name

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

botnet mirai packed upx

Link:

https://www.filescan.io/uploads/6a40787f50cc6999f494b89b/reports/6c0eb68e-96ec-499c-bdeb-b8d76db16b5a/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

arm

Packer:

UPX

Botnet:

unknown

Number of open files:

Number of processes launched:

Processes remaning?

true

Remote TCP ports scanned:

not identified

Full report:

https://elfdigest.com/brief/b297c3b865947f137c50f4f3e8a4b7f20b3af3fb0e52cbda642801880f9e628e

Behaviour

Process Renaming

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-06-27T20:15:00Z UTC

Last seen:

2026-06-29T18:07:00Z UTC

Hits:

~10

Detections:

HEUR:Backdoor.Linux.Mirai.b

Link:

https://opentip.kaspersky.com/b297c3b865947f137c50f4f3e8a4b7f20b3af3fb0e52cbda642801880f9e628e/results?tab=lookup

Status:

Failed

Link:

https://sandbox.kunai.rocks/analysis/be4573c4-076b-42d0-bca9-eba5685d0ce8

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/6bd2a5a7-86d0-4393-bfc8-8bc5f67727ab

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/b297c3b865947f137c50f4f3e8a4b7f20b3af3fb0e52cbda642801880f9e628e

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b297c3b865947f137c50f4f3e8a4b7f20b3af3fb0e52cbda642801880f9e628e/

Verdict:

Malicious

Threat:

Family.MIRAI

Link:

https://tip.neiki.dev/file/b297c3b865947f137c50f4f3e8a4b7f20b3af3fb0e52cbda642801880f9e628e

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-06-28 01:11:11 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=wkl4hodfsr7rg7cq6tz6rjfx6iftv473bzjmxwtefaayqd46mkha._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet discovery upx

Link:

https://tria.ge/reports/260628-bvbjhsex9t/

Behaviour

Reads runtime system information

Changes its process name

Family: Mirai

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/b297c3b865947f137c50f4f3e8a4b7f20b3af3fb0e52cbda642801880f9e628e

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

Rule name:	SUSP_ELF_LNX_UPX_Compressed_File Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects a suspicious ELF binary with UPX compression
Reference:	Internal Research

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/