MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4bf2224f7fbda297b5a23e1baedaab4d7dbf9b2bb4631dcb98fdae73a18b5082. 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: 10

Intelligence 10 IOCs YARA 5 File information Comments 1

SHA256 hash:	4bf2224f7fbda297b5a23e1baedaab4d7dbf9b2bb4631dcb98fdae73a18b5082
SHA3-384 hash:	285e01234bffc5bb3a99ebb1c79ab4942b5e5f238bdc64cc02c56c41bee09525a956ff56800e8b35bdb191122ce9698f
SHA1 hash:	e21eef21aa2ea8ac744dae5e9976b06a14559b62
MD5 hash:	693d8453922da189d959a696a5830c40
humanhash:	cat-nuts-kitten-equal
File name:	693d8453922da189d959a696a5830c40
Download:	download sample
Signature	Mirai Create hunting rule
File size:	155'476 bytes
First seen:	2024-05-04 08:37:13 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	3072:dgZc9h1jlnLA2PiXYeyCcQVNMVGuo9mrThPaLEnvPrNb:dd7lnLA2PiIeyZQVWDo9mrThPaLEnvP5
TLSH	T1B9E38536B7619E77D80ECE7305A985121C8CD98702D92B6BB2B4E51CEB6BC4F08D3D48
telfhash	t141217662513542182fb3d928acbd567315222b2363597f716f26c5cc49370e2f93ad4f
Reporter	zbetcheckin
Tags:	32 elf gafgyt mips mirai

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sends data to a server

Connection attempt

Receives data from a server

Substitutes an application name

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

gafgyt lolbin mirai remote

Link:

https://www.filescan.io/uploads/6635f3efd1046c89340d5499/reports/06ce0af8-3e27-4553-ade3-6539bd89ac8c/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

mips

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/4bf2224f7fbda297b5a23e1baedaab4d7dbf9b2bb4631dcb98fdae73a18b5082

Behaviour

no suspicious findings

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/2ca99fa0-76b7-4c6f-8ba8-e8d3d285203d

Result

Threat name:

Gafgyt, Mirai

Detection:

malicious

Classification:

spre.troj

Score:

96 / 100

Link:

https://www.joesandbox.com/analysis/1436323

Signature

Antivirus / Scanner detection for submitted sample

Contains symbols with names commonly found in malware

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Opens /proc/net/* files useful for finding connected devices and routers

Snort IDS alert for network traffic

Yara detected Gafgyt

Yara detected Mirai

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/4bf2224f7fbda297b5a23e1baedaab4d7dbf9b2bb4631dcb98fdae73a18b5082

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/4bf2224f7fbda297b5a23e1baedaab4d7dbf9b2bb4631dcb98fdae73a18b5082/

Threat name:

Linux.Trojan.LnxGafgyt

Status:

Malicious

First seen:

2024-05-04 02:41:08 UTC

File Type:

ELF32 Little (Exe)

AV detection:

17 of 24 (70.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=jpzcet37xwrjpnnchyn25wvljv637gzlwrrr3s4y7wxhhimlkcba._file

Result

Malware family:

gafgyt

Score:

10/10

Tags:

family:gafgyt

Link:

https://tria.ge/reports/240504-kjp27sbf53/

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/4bf2224f7fbda297b5a23e1baedaab4d7dbf9b2bb4631dcb98fdae73a18b5082

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_Gafgyt_Generic_A Create hunting rule
Author:	albertzsigovits
Description:	Generic Approach to Mirai/Gafgyt samples

Rule name:	Linux_Trojan_Gafgyt_28a2fe0c Create hunting rule
Author:	Elastic Security

Rule name:	NET Create hunting rule
Author:	malware-lu

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

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 4bf2224f7fbda297b5a23e1baedaab4d7dbf9b2bb4631dcb98fdae73a18b5082

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2837763/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Comments

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zbet commented on 2024-05-04 08:37:14 UTC

url : hxxp://93.123.85.120/mipsel