MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f31f16cd700a4e9dce66e8bbb6c8176247f31a87862df5c88ee134045f77ef13. 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: 7

Intelligence 7 IOCs YARA 3 File information Comments

SHA256 hash:	f31f16cd700a4e9dce66e8bbb6c8176247f31a87862df5c88ee134045f77ef13
SHA3-384 hash:	3fe020246943fbec17894a5e509ab06283f956b0d67260c51de172f731d61590c78e8b7d35c137ef8bdf4a0f16d7621c
SHA1 hash:	310fb695cc1de18eb419014f0d9f203288b5c669
MD5 hash:	9dd2cad4820ba97578c64d74b2bfe67b
humanhash:	north-virginia-salami-minnesota
File name:	arm6
Download:	download sample
Signature	Mirai Create hunting rule
File size:	20'684 bytes
First seen:	2026-09-16 07:39:05 UTC
Last seen:	2026-09-16 23:58:51 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	384:Ss8o6sY6ut0jEumRVPIrMOkuB4we03wrUU25HmdGU53DtB9ecM:Yxt8mrP9OkuqwegEJ25H3UfM
TLSH	T12992C06942A796D2C4B104B7A5158DCEBF3A5135F0EB70403372E7B0DAC7042E7EA26B
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 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) :	20'684 bytes
File size (de-compressed) :	38'088 bytes
Format:	linux/arm
Unpacked file:	b23561ce2f892f3730d56ef27494fc18884ec612a3614ff45eb87c65228ace84

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/dc3055ad-4126-4e16-a495-e9940bf48e4e/

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Link:

https://www.filescan.io/uploads/6aaa47bcc9c9f5ed1a661ecb/reports/8bb68075-ef2b-4621-878f-09b0613b5b3c/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?

false

Remote TCP ports scanned:

not identified

Full report:

https://elfdigest.com/brief/f31f16cd700a4e9dce66e8bbb6c8176247f31a87862df5c88ee134045f77ef13

Behaviour

no suspicious findings

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Unknown

File Type:

elf.32.le

First seen:

2026-09-16T05:02:00Z UTC

Last seen:

2026-09-16T05:45:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/f31f16cd700a4e9dce66e8bbb6c8176247f31a87862df5c88ee134045f77ef13/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/eedadd47-cf37-4f5e-bbc2-e34cca1238da

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/99b57773-5c3b-4cd2-a6a4-96a4939c1df1

Result

Threat name:

n/a

Detection:

malicious

Classification:

evad

Score:

60 / 100

Link:

https://www.joesandbox.com/analysis/1973624

Signature

Antivirus / Scanner detection for submitted sample

Multi AV Scanner detection for submitted file

Sample is packed with UPX

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/f31f16cd700a4e9dce66e8bbb6c8176247f31a87862df5c88ee134045f77ef13

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f31f16cd700a4e9dce66e8bbb6c8176247f31a87862df5c88ee134045f77ef13/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-09-16 07:40:31 UTC

File Type:

ELF32 Little (Exe)

AV detection:

13 of 24 (54.17%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=6mprntlqbjhj3ttg5c53nsaxmjd7gguhqyw7lseo4e2aix3x54jq._file

Result

Malware family:

n/a

Score:

5/10

Tags:

discovery upx

Link:

https://tria.ge/reports/260916-jg5jfa1x2q/

Behaviour

Reads runtime system information

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/f31f16cd700a4e9dce66e8bbb6c8176247f31a87862df5c88ee134045f77ef13

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:	ELF_IoT_DVR_Botnet_Hama_UPX Create hunting rule
Author:	Serhii Kocherhan
Description:	Detects packed and unpacked ELF IoT/DVR botnet variants targeting UPX compression structures and uncompressed code

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/