MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ec542e5844af47c855a13f8a69e8fdb21dfaa187aeba3447246fac967253353c. 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 5 File information Comments

SHA256 hash:	ec542e5844af47c855a13f8a69e8fdb21dfaa187aeba3447246fac967253353c
SHA3-384 hash:	04302a3c8e899bae6ca6057722c81f9b55cafcaf54366081563fcc0118d277a1b1e061fe029e511118ec1bf1664318b5
SHA1 hash:	7559aca44d3573cc21c8edcbc45ccbe0cd4b250e
MD5 hash:	d64c3b272317010b5f6b8d712905d0af
humanhash:	oxygen-mobile-oranges-happy
File name:	iran.x86_64
Download:	download sample
Signature	Mirai Create hunting rule
File size:	54'908 bytes
First seen:	2026-09-30 17:21:18 UTC
Last seen:	2026-10-01 20:27:07 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:nTJKSNOdouTczcXHloSYTwN3BxB/zyy4OQvAMnIffG:nNZSIwB/zp4OMuG
TLSH	T15C33F2D7FB93E239E43A6A3F46060694E91239BA5B52AF4B4EC513630C47D1C3F251A3
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) :	54'908 bytes
File size (de-compressed) :	143'344 bytes
Format:	linux/amd64
Unpacked file:	56471299d179bde112926ddc944dea5dcde694e676f204c93405a212dea3200f

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/9fdc6a20-0c30-4913-adc0-e777e9dc7cf6/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sends data to a server

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

Changes access rights for a written file

Sets a written file as executable

Connection attempt

Launching a process

Runs as daemon

Kills processes

Manages services

Creating a file

Substitutes an application name

Creates or modifies files in /cron to set up autorun

Deleting of the original file

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

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

packed upx

Link:

https://www.filescan.io/uploads/6abd454d6e129756ba6a0980/reports/2baed781-3596-431e-a535-65ee1c5822eb/overview

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/ec542e5844af47c855a13f8a69e8fdb21dfaa187aeba3447246fac967253353c

Behaviour

no suspicious findings

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.64.le

First seen:

2026-09-29T00:57:00Z UTC

Last seen:

2026-09-30T23:55:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/ec542e5844af47c855a13f8a69e8fdb21dfaa187aeba3447246fac967253353c/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/0c42fcde-d14a-4faf-bf14-88bfaa583f2b

Behavior Graph:

Download SVG

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/886e49e5-b020-48c4-a3a2-231b175bada6

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/ec542e5844af47c855a13f8a69e8fdb21dfaa187aeba3447246fac967253353c

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/ec542e5844af47c855a13f8a69e8fdb21dfaa187aeba3447246fac967253353c/

Threat name:

Linux.Trojan.Multiverze

Status:

Malicious

First seen:

2026-09-29 04:13:06 UTC

File Type:

ELF64 Little (Exe)

AV detection:

10 of 23 (43.48%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=5rkc4wcev5d4qvnbh6fgt2h5wio7vimhv25dirzen6wjm4stgu6a._file

Result

Malware family:

flylegitbot

Score:

10/10

Tags:

family:flylegitbot botnet discovery execution linux persistence privilege_escalation upx

Link:

https://tria.ge/reports/260930-vxmt4szwfx/

Behaviour

Reads runtime system information

Changes its process name

UPX packed file

Creates/modifies Cron job

Enumerates running processes

Modifies init.d

Modifies systemd

Write file to user bin folder

Deletes itself

Detects FlyLegitBot

Family: FlyLegitBot

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

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/ec542e5844af47c855a13f8a69e8fdb21dfaa187aeba3447246fac967253353c

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:	ELF_IoT_DVR_Botnet_Hama_UPX Create hunting rule
Author:	Serhii Kocherhan
Description:	Detects packed and unpacked ELF IoT/DVR botnet variants targeting UPX compression structures and uncompressed code

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