MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 03210b9a4a83e38cef972db97a33af5365ec109a13506d9af64b894d4f0c1974. 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: 14

Intelligence 14 IOCs YARA 3 File information Comments

SHA256 hash:	03210b9a4a83e38cef972db97a33af5365ec109a13506d9af64b894d4f0c1974
SHA3-384 hash:	5ca0e00bd81220d045aa989543b1892e0c2ea40ab9c274d5a042678ca6e8dbfdcd759bc4594b063bfaf47be029a866a5
SHA1 hash:	add08d9f0c5ff446e80a5aa3d566a10de0394500
MD5 hash:	35e39c8ecb03fadc5715ccc0e102b9cf
humanhash:	beryllium-happy-quiet-grey
File name:	debug
Download:	download sample
Signature	Mirai Create hunting rule
File size:	49'344 bytes
First seen:	2025-11-07 17:57:28 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:L2yeVYI0Rozi4fRBSIzDJsaq0kqRs1fnouy8Hyg:L2nV+mdftveaG2ooutT
TLSH	T12823F11AD5584B05F002663808FFF54F2DA0461D9BEBC8E3858CB61F9752FE179297C2
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	abuse_ch
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) :	49'344 bytes
File size (de-compressed) :	115'988 bytes
Format:	linux/i386
Unpacked file:	f1cf642b53f15821b273f3a1f8d098c3906c8d12026cbc31e837abbd61b75779

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Detection(s):

Unix.Dropper.Mirai-7135858-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Opens a port

Connection attempt

DNS request

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

x86

Packer:

UPX

Botnet:

unknown

Number of open files:

Number of processes launched:

Processes remaning?

false

Remote TCP ports scanned:

8080,5000,80,22,37215,9527,81,8888,23,8081,52869

Full report:

https://elfdigest.com/brief/03210b9a4a83e38cef972db97a33af5365ec109a13506d9af64b894d4f0c1974

Behaviour

Information Gathering

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2025-11-07T15:05:00Z UTC

Last seen:

2025-11-09T12:29:00Z UTC

Hits:

~10

Detections:

HEUR:Exploit.Linux.CVE-2018-10561.a HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj

Link:

https://opentip.kaspersky.com/03210b9a4a83e38cef972db97a33af5365ec109a13506d9af64b894d4f0c1974/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/59f053e8-cb7e-4ffa-8365-c1311179df35

Behavior Graph:

Download SVG

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/bbf8af80-936d-4dc6-9055-c98bff3391c8

Result

Threat name:

n/a

Detection:

malicious

Classification:

troj.evad

Score:

52 / 100

Link:

https://www.joesandbox.com/analysis/1810115

Signature

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

Sample is packed with UPX

Uses dynamic DNS services

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/03210b9a4a83e38cef972db97a33af5365ec109a13506d9af64b894d4f0c1974

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/03210b9a4a83e38cef972db97a33af5365ec109a13506d9af64b894d4f0c1974/

Verdict:

Malicious

Threat:

Family.MIRAI

Link:

https://tip.neiki.dev/file/03210b9a4a83e38cef972db97a33af5365ec109a13506d9af64b894d4f0c1974

Threat name:

Linux.Backdoor.Mirai

Status:

Malicious

First seen:

2025-11-07 17:58:15 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=amqqxgskqpryz34xfw4xum5pkns6yee2cnig3gxwjoeu2tymdf2a._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet defense_evasion discovery linux upx

Link:

https://tria.ge/reports/251107-wj81vstpfr/

Behaviour

Reads runtime system information

Enumerates running processes

Writes file to system bin folder

Modifies Watchdog functionality

Mirai

Mirai family

Malware Config

C2 Extraction:

mortex.duckdns.org

Verdict:

Malicious

Tags:

Unix.Dropper.Mirai-7135858-0

YARA:

n/a

Link:

https://app.threat.zone/submission/e9b38efc-d5bf-4b5e-9285-78c13afa9a8a

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/03210b9a4a83e38cef972db97a33af5365ec109a13506d9af64b894d4f0c1974

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