MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4e4dc2ee422adfdf733092d251fb7c4679258c1fcd16a894b9a0bb652b51d38. 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: 6

Intelligence 6 IOCs YARA 5 File information Comments

SHA256 hash:	b4e4dc2ee422adfdf733092d251fb7c4679258c1fcd16a894b9a0bb652b51d38
SHA3-384 hash:	e01e40e8f005f4c1df7bee4b7f3844083e27908df8ac03a1aa8f471a6355ba61d408367cb97be59c452d1ed75ad6ac1c
SHA1 hash:	de38ef5bb838ae26cba7b879a254fd387abc61bf
MD5 hash:	febfc8d42891107a4bc42f39fe01f744
humanhash:	don-oven-ohio-pennsylvania
File name:	arm7
Download:	download sample
Signature	Mirai Create hunting rule
File size:	66'368 bytes
First seen:	2026-10-03 18:36:48 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:tX6NTwTiKIibXjbNcxzC7w5q0mvR0n/irQHtzzUx8:UNUTi5mXHNcxzr5avuh/
TLSH	T1C353022415B18C7ED2243EB8D83FC3C83A1DAE78F4AA7294160DD251F596385C3E66B7
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) :	66'368 bytes
File size (de-compressed) :	158'408 bytes
Format:	linux/arm
Unpacked file:	8c69ab8c9fa5acfcf24b999ad21481a71d1a2a56389ad1c3f7b24aa2ed6bfc1f

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/13d7bdec-757a-427d-893b-74e1925648e2/

Result

Verdict:

Clean

Maliciousness:

Behaviour

Runs as daemon

Connection attempt

Sends data to a server

Receives data from a server

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

packed upx

Link:

https://www.filescan.io/uploads/6ac14b6caf54e525810181a7/reports/5a73cc1c-e822-47ff-8fc7-64a07821c2ce/overview

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/6855d360-81ab-4784-bed9-8576a174f146

Behavior Graph:

Download SVG

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/59b4ae6b-a0f0-49ce-9fac-319a1e7278f0

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/b4e4dc2ee422adfdf733092d251fb7c4679258c1fcd16a894b9a0bb652b51d38

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b4e4dc2ee422adfdf733092d251fb7c4679258c1fcd16a894b9a0bb652b51d38/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-10-03 18:37:34 UTC

File Type:

ELF32 Little (Exe)

AV detection:

7 of 36 (19.44%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wtsnylxeekw735ztbewskh5xyrtzewgb7tiwvckltif3muvvdu4a._file

Result

Malware family:

n/a

Score:

5/10

Tags:

discovery upx

Link:

https://tria.ge/reports/261003-w9m63swyax/

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/b4e4dc2ee422adfdf733092d251fb7c4679258c1fcd16a894b9a0bb652b51d38

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/