MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f3efcfcfc24df90f64118a2fea1de5bb50f1a55a843841f071eda1f9d3ce672. 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: 4

Intelligence 4 IOCs YARA 8 File information Comments

SHA256 hash:	4f3efcfcfc24df90f64118a2fea1de5bb50f1a55a843841f071eda1f9d3ce672
SHA3-384 hash:	148dca77215f428a0cf42b6c64ae6fa877cda4ea420c2d99d53afcb120ec2608b1925d38fbe85a58677de99e4f2f2ee4
SHA1 hash:	e5746b5f17cf0214be169c12b9bbf790bba011e4
MD5 hash:	7ef05b20bc692621fdb58a342c692514
humanhash:	undress-sweet-maryland-utah
File name:	11
Download:	download sample
Signature	Mirai Create hunting rule
File size:	1'022'160 bytes
First seen:	2026-05-14 19:28:56 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	12288:nhzlXC2ONgwq3nxXd6HmPD9KhWwqNkuxaNSb+GRvpj1+aypfeHXcanJROytsa:fXC2ONgd3bfwqNkIanIvpjadaJROy
TLSH	T17F258C2AB2B2E27DD00BC0304BDBC6B14531F0756A322D7B26C4DB353EA6DE51769B25
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-dec

abuse_ch

UPX decompressed file, sourced from SHA256 f3c98a3f47639b69968e75c99a87fdbee9e7aa910997f85bf01417bcbfbf77aa

UPX unpacked

This file is the unpacked version of a file that has been packed with UPX. Below is furhter information about the parent (compressed) file.

File size (compressed) :	423'060 bytes
File size (de-compressed) :	1'022'160 bytes
Format:	linux/amd64
Packed file:	f3c98a3f47639b69968e75c99a87fdbee9e7aa910997f85bf01417bcbfbf77aa

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Result

Verdict:

Clean

Maliciousness:

Verdict:

Unknown

File Type:

elf.64.le

Link:

https://opentip.kaspersky.com/4f3efcfcfc24df90f64118a2fea1de5bb50f1a55a843841f071eda1f9d3ce672/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/b65aba45-0c17-4358-be54-ec545e64d394

Behavior Graph:

Download SVG

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/8bf8ab69-262f-4f9a-b77d-45c27caf1347

Result

Threat name:

n/a

Detection:

clean

Classification:

n/a

Score:

1 / 100

Link:

https://www.joesandbox.com/analysis/1913694

Behaviour

Behavior Graph:

n/a

Score:

80%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/4f3efcfcfc24df90f64118a2fea1de5bb50f1a55a843841f071eda1f9d3ce672

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/4f3efcfcfc24df90f64118a2fea1de5bb50f1a55a843841f071eda1f9d3ce672/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=j47pz7h4etpzb5sbdcrp5io6lo2q6gsvvbbyihyhd3nb7hj44zza._file

Result

Malware family:

n/a

Score:

1/10

Tags:

linux

Link:

https://tria.ge/reports/260514-x7jljsdv8p/

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/4f3efcfcfc24df90f64118a2fea1de5bb50f1a55a843841f071eda1f9d3ce672

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:	F01_s1ckrule Create hunting rule
Author:	s1ckb017

Rule name:	ldpreload Create hunting rule
Author:	xorseed
Reference:	https://stuff.rop.io/

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:	setsockopt Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Hunts for setsockopt() red flags

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/