MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b741e81dbe57b9162772caf66ef524eb5fd2c8d63ac4e8d179697fb28ee20113. 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:	b741e81dbe57b9162772caf66ef524eb5fd2c8d63ac4e8d179697fb28ee20113
SHA3-384 hash:	47e4c0ca119943aad98aceb67b31c86c4cd47fd91d576344288486064df7712a2c38ca0ef988080d7ea1e96665baf8cd
SHA1 hash:	90eb85b6015a2fc7c68d5459ce1359ba477770c4
MD5 hash:	3cb0e1861e58ee6eed5f20ae46940181
humanhash:	finch-eleven-glucose-oklahoma
File name:	SecuriteInfo.com.Linux.BackDoor.Fgt.6204.11591.12976
Download:	download sample
Signature	Mirai Create hunting rule
File size:	96'236 bytes
First seen:	2026-08-06 09:35:59 UTC
Last seen:	2026-08-06 10:22:36 UTC
File type:	elf
MIME type:	application/x-sharedlib
ssdeep	1536:LKhom9RqHl37dDSfvICnydP8nIIZA1tJLP69sK+N+2tyIPZ4TOKmvIEZsJi0+2qI:6ohHZZD2kXP1td69sYcyc4TO6JdqfSVf
TLSH	T10D9312ED1B4E0CFFC605E47912B1075D16BA25DFD828B8477D6012D6EE807F628C9EA4
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	SecuriteInfoCom
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) :	96'236 bytes
File size (de-compressed) :	233'392 bytes
Format:	linux/mips
Unpacked file:	a81c9aad13bbe44905b2314e38d8f5a08db92d9695aee36d58a6a87edd3fb039

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/d8ea7049-b7af-409e-9c7d-5029d829802c/

Detection(s):

SecuriteInfo.com.Linux.BackDoor.Fgt.6204.11591.12976.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

packed upx

Link:

https://www.filescan.io/uploads/6a7455a4eb82713b9ccc90ac/reports/d4798fc4-3f8b-4681-ab14-5860a1db7061/overview

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/e20e4dc3-11a2-4c5e-8490-b75e23103640

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/a1b14bbd-3093-4f9f-97ba-b0fb892417d0

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/b741e81dbe57b9162772caf66ef524eb5fd2c8d63ac4e8d179697fb28ee20113

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/b741e81dbe57b9162772caf66ef524eb5fd2c8d63ac4e8d179697fb28ee20113/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-08-06 09:36:35 UTC

File Type:

ELF32 Big (SO)

AV detection:

6 of 36 (16.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=w5a6qhn6k64rmj3szl3g55je5np5fsgwhlcorulznf73fdxcaejq._file

Result

Malware family:

n/a

Score:

5/10

Tags:

upx

Link:

https://tria.ge/reports/260806-lk6l1sgh68/

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/b741e81dbe57b9162772caf66ef524eb5fd2c8d63ac4e8d179697fb28ee20113

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_arm_mips_ko_so Create hunting rule

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