MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cfb7f83f0d14d31635b9e584a10fa8f7b28a09c7d7fa7671e1308a320ef18495. 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:	cfb7f83f0d14d31635b9e584a10fa8f7b28a09c7d7fa7671e1308a320ef18495
SHA3-384 hash:	238bb6eb1a2df827eb519f37db97e7372ad28a19804acb48311540615c6b484d4782ce80d021625f99ee9bb20e32d4b5
SHA1 hash:	fda4e935ca9119d3d2213ceb64f5301c004e88f8
MD5 hash:	318de4ddd0605000cbacd457bc414dc9
humanhash:	india-burger-tennis-may
File name:	boatnet.ppc
Download:	download sample
Signature	Mirai Create hunting rule
File size:	21'884 bytes
First seen:	2026-03-27 15:25:33 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	384:m/JywWc84Tp2YshxqlDeAkSqjGJLeCE5zRW6C5OMh3M4uVcqgw05VxJy:mRxsSVsMD6xiJJE5zRWNk4uVcqgw098
TLSH	T109A2D025D3456EF4DFAF9CA057C1D3C27AE543C6278AC8E240EEAF013906046B788C59
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	BlinkzSec
Tags:	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) :	21'884 bytes
File size (de-compressed) :	54'364 bytes
Format:	linux/ppc32
Unpacked file:	4fa80922d45b306a9114572fb8c9fb2e58b0fc5f9a6d0cc6fc6e68667dd227b5

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/6335c198-4a8f-4fcf-87ae-82009629cb82/

Detection(s):

Unix.Trojan.Mirai-9936831-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sends data to a server

Runs as daemon

Receives data from a server

Connection attempt

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

masquerade packed upx

Link:

https://www.filescan.io/uploads/69c6a1dae2df9aa488bad96e/reports/c669d1e8-9865-407a-a14a-ddd4db764bb1/overview

Result

Gathering data

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/96f732bf-404d-456c-8c02-15465c468008

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/1bc2fdb0-c510-4172-9000-454c17c252d6

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/cfb7f83f0d14d31635b9e584a10fa8f7b28a09c7d7fa7671e1308a320ef18495

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/cfb7f83f0d14d31635b9e584a10fa8f7b28a09c7d7fa7671e1308a320ef18495/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-03-27 15:24:45 UTC

File Type:

ELF32 Big (Exe)

AV detection:

22 of 36 (61.11%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=z637qpynctjrmnnz4wckcd5i66ziucoh275hm4pbgcfdedxrqskq._file

Result

Malware family:

n/a

Score:

5/10

Tags:

linux upx

Link:

https://tria.ge/reports/260327-svd33sb19q/

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/cfb7f83f0d14d31635b9e584a10fa8f7b28a09c7d7fa7671e1308a320ef18495

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:	TH_Generic_MassHunt_Linux_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Generic Linux malware mass-hunt rule - 2026
Reference:	https://cyfare.net/