MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1a839b2b4269727dbe79fdabab344b96396a03a94404ff9f94d40b8673db396e. 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: 11

Intelligence 11 IOCs YARA 4 File information Comments 1

SHA256 hash:	1a839b2b4269727dbe79fdabab344b96396a03a94404ff9f94d40b8673db396e
SHA3-384 hash:	b9c27caae1ad1aaaccfd5e44a7a2dff73afd914aee47872dd9a87f4d1e75e0e667a68632d3159f65d8f32c0081836123
SHA1 hash:	24c740cf9b659f260059090ff401c223936aaff4
MD5 hash:	0da42df48a7be5bf214fecc9a1fbeb51
humanhash:	august-stairway-tango-delta
File name:	0da42df48a7be5bf214fecc9a1fbeb51
Download:	download sample
Signature	Mirai Create hunting rule
File size:	77'448 bytes
First seen:	2024-04-17 21:04:31 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:eFtVcVjvV+Wz6TQSPMU3CLdLiO9nGFSBZgFWkeFWA4s:ecVjvV+WzeQSHCLdLiO9nGFSBZgFLA4s
TLSH	T19573D70E7E228FBDF655C23547B78D15A75833C622E1D682E26CC7111E6028E645FFE8
telfhash	t13101441c9ab423d4aa356c96541eefabd56430dd67366c238f12a8bc6bbdd424e04c0c
Reporter	zbetcheckin
Tags:	32 elf mips mirai

Intelligence

File Origin

# of uploads :

# of downloads :

102

Origin country :

Vendor Threat Intelligence

Result

Verdict:

Malware

Maliciousness:

Behaviour

Receives data from a server

Runs as daemon

DNS request

Opens a port

Creating a file

Sends data to a server

Connection attempt

Substitutes an application name

Deleting of the original file

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?

true

Remote TCP ports scanned:

not identified

Full report:

https://elfdigest.com/brief/1a839b2b4269727dbe79fdabab344b96396a03a94404ff9f94d40b8673db396e

Behaviour

Process Renaming

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/587971bc-a965-44af-a479-28eb98f1a4fd

Result

Threat name:

Mirai

Detection:

malicious

Classification:

troj.evad

Score:

80 / 100

Link:

https://www.joesandbox.com/analysis/1427654

Signature

Antivirus / Scanner detection for submitted sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Performs DNS queries to domains with low reputation

Sample deletes itself

Yara detected Mirai

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/1a839b2b4269727dbe79fdabab344b96396a03a94404ff9f94d40b8673db396e

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/1a839b2b4269727dbe79fdabab344b96396a03a94404ff9f94d40b8673db396e/

Threat name:

Linux.Trojan.Mirai

Status:

Malicious

First seen:

2024-04-17 21:05:09 UTC

File Type:

ELF32 Big (Exe)

AV detection:

14 of 24 (58.33%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=dkbzwk2cnfzh3ptz7wv2wnclsy4wua5jiqcp7h4u2qfym463hfxa._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet:botnet

Link:

https://tria.ge/reports/240417-zw69kseb36/

Behaviour

Changes its process name

Deletes itself

Malware Config

C2 Extraction:

boats.dogmuncher.xyz
89.190.156.145

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/1a839b2b4269727dbe79fdabab344b96396a03a94404ff9f94d40b8673db396e

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:	enterpriseapps2 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Enterprise apps

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:	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 1a839b2b4269727dbe79fdabab344b96396a03a94404ff9f94d40b8673db396e

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2815706/

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 2024-04-17 21:04:32 UTC

url : hxxp://94.156.79.107/static/no_killer/Aqua.mips