MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f705ad781aa77ee8fc380faf902ae19a6368d0fcdee76904619e2b2c2f1ef46. 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 7 File information Comments

SHA256 hash:	4f705ad781aa77ee8fc380faf902ae19a6368d0fcdee76904619e2b2c2f1ef46
SHA3-384 hash:	cd6ad6c4402adc169de011c909948b6352aa64d0cc2fe56221ea1739af96fe0aa96b4731807c3aca88e3bcf1f46948ee
SHA1 hash:	f2c2bfe83fcbc243d85e9b9aab8914015d678d25
MD5 hash:	1c851ab8e0b4761325534393b87b0c5b
humanhash:	ack-lion-sweet-muppet
File name:	data_x86
Download:	download sample
Signature	Mirai Create hunting rule
File size:	939'896 bytes
First seen:	2026-08-11 07:40:30 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	24576:KcegNL8h3JhBuPYboMQJIXwoi/632Ineal:ch3JhBukoMxMtIN
TLSH	T1D8157C99E7C6E0E1F66300F1035EDBF65534A12A4013FAF6EF492663B4327A16F1621E
telfhash	t136f127b32d6998e8a7f04906926b7120ce2ae12725f0397305f3a0d56e73d036f76d79
Magika	elf
Reporter	abuse_ch
Tags:	elf mirai

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Detection(s):

SecuriteInfo.com.Linux.Mirai-31.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Kills processes

Deletes a file

Opens a port

Receives data from a server

Sends data to a server

Connection attempt

Launching a process

Runs as daemon

Deleting a recently created file

Creating a file in the %temp% directory

DNS request

Changes access rights for a file

Changes owner for a written file

Changes access rights for a written file

Creating a file

Substitutes an application name

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

bash gcc lolbin mirai rust

Link:

https://www.filescan.io/uploads/6a7ad1f7ac690aab81135769/reports/7f692b47-96d7-44c5-862f-14faac0d71ae/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

x86

Packer:

not packed

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/4f705ad781aa77ee8fc380faf902ae19a6368d0fcdee76904619e2b2c2f1ef46

Behaviour

no suspicious findings

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-08-11T07:29:00Z UTC

Last seen:

2026-08-12T04:10:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/4f705ad781aa77ee8fc380faf902ae19a6368d0fcdee76904619e2b2c2f1ef46/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/207ccc36-4179-4a0f-92de-ba77b9585e23

Behavior Graph:

Download SVG

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/96ca4942-328f-4427-84d0-66e2cd99af49

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/4f705ad781aa77ee8fc380faf902ae19a6368d0fcdee76904619e2b2c2f1ef46

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/4f705ad781aa77ee8fc380faf902ae19a6368d0fcdee76904619e2b2c2f1ef46/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-08-11 07:41:35 UTC

File Type:

ELF32 Little (Exe)

AV detection:

12 of 38 (31.58%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=j5yfvv4bvj365d6dqd5psavodgtdndipzxxhnecgdhrlfqxr55da._file

Result

Malware family:

n/a

Score:

7/10

Tags:

credential_access defense_evasion discovery linux

Link:

https://tria.ge/reports/260811-jhx6ravvb1/

Behaviour

Reads runtime system information

Writes file to tmp directory

Changes its process name

Reads system network configuration

Reads process memory

Enumerates active TCP sockets

Enumerates running processes

Modifies Watchdog functionality

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

Threat name:

Legit

Score:

0.23

Link:

https://yomi.yoroi.company/submissions/4f705ad781aa77ee8fc380faf902ae19a6368d0fcdee76904619e2b2c2f1ef46

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:	CP_Script_Inject_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	Detects attempts to inject code into another process across PE, ELF, Mach-O binaries

Rule name:	ELF_Mirai Create hunting rule
Author:	NDA0E
Description:	Detects multiple Mirai variants

Rule name:	F01_s1ckrule Create hunting rule
Author:	s1ckb017

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

Rule name:	malwareelf55503 Create hunting rule

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/

Rule name:	unixredflags3 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 4f705ad781aa77ee8fc380faf902ae19a6368d0fcdee76904619e2b2c2f1ef46

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3900277/

Delivery method

Distributed via web download

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