MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 18f7948a9dffdacbd6e48476d36d43836c28fd810140a98b63d1434d5c3d617d. 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 3 File information Comments 1

SHA256 hash:	18f7948a9dffdacbd6e48476d36d43836c28fd810140a98b63d1434d5c3d617d
SHA3-384 hash:	cf2fcb306254b6e7f495949a4703aa13e0ab543f21de6afde7e59793f4d2ee618a170fe83a3c9937723a6f0b3c17ef76
SHA1 hash:	632950b454c821cd2c05c5e12df72e1d79e6abd0
MD5 hash:	7bfbe3685010e31a69c626650ea774d6
humanhash:	mango-sad-hawaii-september
File name:	7bfbe3685010e31a69c626650ea774d6
Download:	download sample
Signature	Mirai Create hunting rule
File size:	70'116 bytes
First seen:	2024-06-29 21:04:36 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:TFfyArgHWofYoP/kOucNVB3kdaNYS0QWieFiBjHzB7h4Qkdk6:TAW0dPdkdRqWieUBjdhUdk6
TLSH	T1A163029B5F1AAFE268574BBB02F92F367B322A1142D5DE7230E5123D1F16423C1427B6
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:	32 elf mips mirai

Intelligence

File Origin

# of uploads :

# of downloads :

105

Origin country :

Vendor Threat Intelligence

Detection(s):

Unix.Trojan.Mirai-10031690-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Opens a port

Sends data to a server

DNS request

Receives data from a server

Connection attempt

Runs as daemon

Substitutes an application name

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

anti-debug packed upx

Link:

https://www.filescan.io/uploads/668076ffef9fdf64aa70830b/reports/4bd15667-689f-41b1-9b9a-5c0aa5dffad5/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

mips

Packer:

UPX

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/18f7948a9dffdacbd6e48476d36d43836c28fd810140a98b63d1434d5c3d617d

Behaviour

no suspicious findings

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Result

Verdict:

MALICIOUS

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/3992ff41-ea37-4084-9f47-a4c1d8b126c1

Result

Threat name:

Mirai

Detection:

malicious

Classification:

troj.evad

Score:

72 / 100

Link:

https://www.joesandbox.com/analysis/1464695

Signature

Connects to many ports of the same IP (likely port scanning)

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Sample is packed with UPX

Yara detected Mirai

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/18f7948a9dffdacbd6e48476d36d43836c28fd810140a98b63d1434d5c3d617d

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/18f7948a9dffdacbd6e48476d36d43836c28fd810140a98b63d1434d5c3d617d/

Threat name:

Linux.Trojan.Mirai

Status:

Malicious

First seen:

2024-06-29 21:05:05 UTC

File Type:

ELF32 Little (Exe)

AV detection:

15 of 24 (62.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=dd3zjcu577nmxvxeqr3ng3kdqnwcr7mbafaktc3d2fbu2xb5mf6q._file

Result

Malware family:

n/a

Score:

7/10

Tags:

upx

Link:

https://tria.ge/reports/240629-zw6caawdqd/

Behaviour

Enumerates kernel/hardware configuration

Changes its process name

Writes file to system bin folder

Modifies Watchdog functionality

Unexpected DNS network traffic destination

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/18f7948a9dffdacbd6e48476d36d43836c28fd810140a98b63d1434d5c3d617d

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:	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

Rule name:	upx_packed_elf_v1 Create hunting rule
Author:	RandomMalware

File information

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

Web download

Mirai

elf 18f7948a9dffdacbd6e48476d36d43836c28fd810140a98b63d1434d5c3d617d

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2913372/

URLhaus

https://urlhaus.abuse.ch/url/2914236/

URLhaus

https://urlhaus.abuse.ch/url/2914442/

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 2024-06-29 21:04:37 UTC

url : hxxp://93.123.39.127/mpsl