MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a0ace4387ba9e7fcf894e7502d254c9a7706295d762f42e8b634497c528ec66. 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: 9

Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash:	4a0ace4387ba9e7fcf894e7502d254c9a7706295d762f42e8b634497c528ec66
SHA3-384 hash:	47321fb89c1e76761b3c2c31a949df0cfcce3bf68e005762ed33ec5c9137a095f856d51c9d84d33b7f6803f746ed0ecf
SHA1 hash:	af6b2c8ee0c0e308fe4f0addff8de6d570740283
MD5 hash:	c03e29ca2484cdc8f0093dba65f70ef9
humanhash:	bakerloo-december-freddie-helium
File name:	boatnet.x86
Download:	download sample
Signature	Mirai Create hunting rule
File size:	48'656 bytes
First seen:	2026-08-12 06:29:21 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	768:0Pr112xHZKgRW6rw2V512GTnAvDcTz7jD7Eezxmut51BmAXOCuMTwl5w5jHgGZni:Wr3QAWVf24nAvDc/rlxnP1Bm2OahHTti
TLSH	T13B23F21623EE8E65D169113C51CBF16805C0B23A6174CAAE3FCBF532CD63AF96716285
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) :	48'656 bytes
File size (de-compressed) :	121'608 bytes
Format:	linux/i386
Unpacked file:	7acd0f1122f062fbb9a9f6aa276b94eaf52e9b6a5f47a5eaba824e3f2c875b79

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/8f7fb560-fffa-4f31-9c8b-f6e7af819ce2/

Detection(s):

Unix.Dropper.Mirai-7135858-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sets a written file as executable

Sends data to a server

Creating a file

Receives data from a server

Changes access rights for a file

Runs as daemon

Changes the time when the file was created, accessed, or modified

Kills processes

Opens a port

Connection attempt

Launching a process

Changes access rights for a written file

Creates or modifies files in /cron to set up autorun

Creates or modifies files in /init.d to set up autorun

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:

not identified

Full report:

https://elfdigest.com/brief/4a0ace4387ba9e7fcf894e7502d254c9a7706295d762f42e8b634497c528ec66

Behaviour

Information Gathering

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/da953ef9-a9fd-4eba-9656-1f0ab73d652f

Behavior Graph:

Download SVG

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/6d68398c-4fe6-4f5f-93f0-65f4de3cf3bc

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/4a0ace4387ba9e7fcf894e7502d254c9a7706295d762f42e8b634497c528ec66

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/4a0ace4387ba9e7fcf894e7502d254c9a7706295d762f42e8b634497c528ec66/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-08-12 06:30:50 UTC

File Type:

ELF32 Little (Exe)

AV detection:

16 of 36 (44.44%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=jifm4q4hxkph7t4jjz2qfusuzgtxayuv25rpilulmncjprji5rta._file

Result

Malware family:

n/a

Score:

7/10

Tags:

credential_access defense_evasion discovery execution linux persistence privilege_escalation upx

Link:

https://tria.ge/reports/260812-g85x6sxvhw/

Behaviour

Reads runtime system information

Reads system network configuration

Reads process memory

UPX packed file

Creates/modifies Cron job

Enumerates active TCP sockets

Enumerates running processes

Modifies init.d

Modifies systemd

Write file to user bin folder

Writes file to system bin folder

Modifies Watchdog functionality

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

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:	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:	TH_Generic_MassHunt_Linux_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Generic Linux malware mass-hunt rule - 2026
Reference:	https://cyfare.net/