MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4e6b5b9dca34e60bf3b3f808a94299789da306ad959ae4035fb376e1250c291. 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 13 File information Comments 1

SHA256 hash:	b4e6b5b9dca34e60bf3b3f808a94299789da306ad959ae4035fb376e1250c291
SHA3-384 hash:	a5579bc47dea406eb344100db438a05c345cba187ec727c31fcba256067eb3902b137646c52dd4771f0091d67afdbce9
SHA1 hash:	728f271d5475dc9884451d998264aefd5b934270
MD5 hash:	b193d3ee04a0be3c179df5036cd6b3d1
humanhash:	avocado-nine-island-massachusetts
File name:	b193d3ee04a0be3c179df5036cd6b3d1
Download:	download sample
Signature	Mirai Create hunting rule
File size:	50'560 bytes
First seen:	2024-04-08 00:15:50 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:89LgR6nQAFBwzSrIUTERLRw622R4z7cbtLl92ZMLV:4W6QiJrIUTgLRw625nSoZMLV
TLSH	T1CF33F713B58285FCD14AC174166BFA3EDC26B1FD1238F1E27BE4A7227895E224E1DC49
telfhash	t1531102b235651864f0ebf452b741e1184d382e2010d475f2e9f1b9e6ab15f432779c27
TrID	50.1% (.) ELF Executable and Linkable format (Linux) (4022/12) 49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter	zbetcheckin
Tags:	64 elf mirai

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Result

Verdict:

Malware

Maliciousness:

Behaviour

Receives data from a server

Runs as daemon

Opens a port

Creating a file

Deleting a recently created file

Sends data to a server

Connection attempt

Substitutes an application name

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

anti-debug

Link:

https://www.filescan.io/uploads/6613374a279698d249ebee2b/reports/e267202d-e6a8-4150-8257-779553d8abf6/overview

Result

Verdict:

MALICIOUS

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/596982f5-b823-41c0-bc4b-4c549af58ad8

Result

Threat name:

n/a

Detection:

malicious

Classification:

n/a

Score:

60 / 100

Link:

https://www.joesandbox.com/analysis/1421902

Signature

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/b4e6b5b9dca34e60bf3b3f808a94299789da306ad959ae4035fb376e1250c291

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b4e6b5b9dca34e60bf3b3f808a94299789da306ad959ae4035fb376e1250c291/

Threat name:

Linux.Trojan.Mirai

Status:

Malicious

First seen:

2024-04-08 00:16:07 UTC

File Type:

ELF64 Little (Exe)

AV detection:

17 of 24 (70.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wttlloo4unhgbpz3h6aivfbjs6e5umdk3fm24qbv7m3w4esqykiq._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai linux

Link:

https://tria.ge/reports/240408-akggcaah5s/

Behaviour

Reads system network configuration

Enumerates active TCP sockets

Changes its process name

Deletes itself

Renames itself

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

Threat name:

Mirai

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/b4e6b5b9dca34e60bf3b3f808a94299789da306ad959ae4035fb376e1250c291

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:	Linux_Trojan_Gafgyt_28a2fe0c Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_33b4111a Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_620087b9 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_807911a2 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_9e9530a7 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_d4227dbf Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_01e4a728 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_1e0c5ce0 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_520deeb8 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_6a77af0f Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_e0cf29e2 Create hunting rule
Author:	Elastic Security

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 b4e6b5b9dca34e60bf3b3f808a94299789da306ad959ae4035fb376e1250c291

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2804266/

URLhaus

https://urlhaus.abuse.ch/url/2804739/

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_PIE	Missing Position-Independent Executable (PIE) Protection	high

Comments

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zbet commented on 2024-04-08 00:15:51 UTC

url : hxxp://185.196.9.34/mkwasz.x86