MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b20eac397fbe0065bbe8df8b4d495c13a2fbceae9972b93b4a6d6aca41b8b500. 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 5 File information Comments

SHA256 hash:	b20eac397fbe0065bbe8df8b4d495c13a2fbceae9972b93b4a6d6aca41b8b500
SHA3-384 hash:	22fb4a8d18c64fc3a864b65c0d7c855fd03a0ed17398c348816401ce3e09341ca29a66f236c0699f86f8c74756690a50
SHA1 hash:	207a0a3992ad2ed0f62a97f1be53cbbe9cea56fe
MD5 hash:	d9042c40828be92b90babe76238ce8fb
humanhash:	mississippi-four-friend-snake
File name:	b20eac397fbe0065bbe8df8b4d495c13a2fbceae9972b93b4a6d6aca41b8b500
Download:	download sample
Signature	Mirai Create hunting rule
File size:	214'168 bytes
First seen:	2026-10-10 18:26:51 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	6144:O8lt9YYrRCOMVP6WJydzS0s6j0hEOLK9jo/KwXo4/5QqdQa:O8lt9YcuVP9yxNs6j0O2mj5gJdL
TLSH	T1B524229631EA6EF4C7908F3352C93A9305E887777CCB1474E31868ABCE648E29597C43
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	c2hunter
Tags:	elf mirai UPX wraith

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) :	214'168 bytes
File size (de-compressed) :	597'932 bytes
Format:	linux/mips
Unpacked file:	eee69c5a0dcc86f9cd684f748b9d790a51357cdc539749390e7e5b5e77aac00c

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/ba92c387-7eb7-4859-a146-111e32d27f0b/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Connection attempt

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

packed upx

Link:

https://www.filescan.io/uploads/6aca8383f627ad4ccc419a26/reports/bfeac323-dfe5-4c3c-aebe-e9bbf5525c78/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

mips

Packer:

UPX

Botnet:

unknown

Number of open files:

Number of processes launched:

Processes remaning?

true

Remote TCP ports scanned:

Full report:

https://elfdigest.com/brief/b20eac397fbe0065bbe8df8b4d495c13a2fbceae9972b93b4a6d6aca41b8b500

Behaviour

Process Renaming

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/9d6dd851-f626-4d9c-b135-967e4560c9a9

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/b7eac52f-d6f9-4c67-8d90-7e9a33ed1669

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/b20eac397fbe0065bbe8df8b4d495c13a2fbceae9972b93b4a6d6aca41b8b500

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/b20eac397fbe0065bbe8df8b4d495c13a2fbceae9972b93b4a6d6aca41b8b500/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-10-10 18:27:21 UTC

File Type:

ELF32 Big (Exe)

AV detection:

15 of 36 (41.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wihkyol7xyaglo7i36fu2sk4corpxtvotfzlso2knvvmuqnywuaa._file

Result

Malware family:

n/a

Score:

5/10

Tags:

upx

Link:

https://tria.ge/reports/261010-w3vmkshx8t/

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

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:	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/