MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f2ffabc2e519c84be34e90b9bf6637e3d105baec98fc4908cefff89763ec6610. 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: 6

Intelligence 6 IOCs YARA 18 File information Comments

SHA256 hash:	f2ffabc2e519c84be34e90b9bf6637e3d105baec98fc4908cefff89763ec6610
SHA3-384 hash:	18375c91900cef443def075c2f55f0ee402b02429a1fbb75710346f30ee12c5e6cf0ece47fa2245e242b68c0ea42560f
SHA1 hash:	ab7f40a52f127483419076e0b57bcabbb13cecfd
MD5 hash:	dc2298b87ca8fa5dad88f680903d46d3
humanhash:	bulldog-michigan-oregon-oregon
File name:	x86_64
Download:	download sample
Signature	Mirai Create hunting rule
File size:	203'528 bytes
First seen:	2026-10-17 12:30:34 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	3072:zwwi7NC7dAskC8L81qiLQuedZtlX1jnAOPBIAuOboqcMX61Ux1VBxMwlIUTsIII/:GRCpASL0D86ud3gMw
TLSH	T18D14591B75D194FDC8D9C2748BEEA236D976B41D11347A4E27C8AF322E5DE30AB6C600
telfhash	t19671eeb02e953a9c21ebc251b30fea59fe3604114fd931e8ee53b8e59d03fc85d82812
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-dec

abuse_ch

UPX decompressed file, sourced from SHA256 e0bd5e6d810e5316aca109bc7733e348c762ecd52ac4fec9d85b2b0a9efb9485

UPX unpacked

This file is the unpacked version of a file that has been packed with UPX. Below is furhter information about the parent (compressed) file.

File size (compressed) :	79'244 bytes
File size (de-compressed) :	203'528 bytes
Format:	linux/amd64
Packed file:	e0bd5e6d810e5316aca109bc7733e348c762ecd52ac4fec9d85b2b0a9efb9485

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Detection(s):

SecuriteInfo.com.Linux.Mirai-45.UNOFFICIAL

SecuriteInfo.com.Linux.Mirai-58.UNOFFICIAL

Unix.Dropper.Mirai-7540662-0

Unix.Trojan.Mirai-10060415-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file

Launching a process

Sets a written file as executable

Receives data from a server

Manages services

Sets a file as executable

Creates directories

Kills processes

Connection attempt

Collects information on the CPU

Collects information on the RAM

Locks files

Sends data to a server

Runs as daemon

Substitutes an application name

Writes files to system subdirectory

Creates or modifies files in /cron to set up autorun

Kills critical processes

Deleting of the original file

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

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Link:

https://www.filescan.io/uploads/6ad36a91931a14ecb1d41c45/reports/5566b7b1-cbde-4333-baf4-57f0b4238c8a/overview

Verdict:

Malicious

File Type:

elf.64.le

First seen:

2026-10-17T11:17:00Z UTC

Last seen:

2026-10-18T17:52:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/f2ffabc2e519c84be34e90b9bf6637e3d105baec98fc4908cefff89763ec6610/results?tab=lookup

Status:

Failed

Link:

https://sandbox.kunai.rocks/analysis/ead2cbcb-b778-48dd-8a35-3af66b45c41d

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/4bb99995-777b-4a42-b71a-ffcb0b8ea0f8

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/f2ffabc2e519c84be34e90b9bf6637e3d105baec98fc4908cefff89763ec6610

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f2ffabc2e519c84be34e90b9bf6637e3d105baec98fc4908cefff89763ec6610/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-10-17 12:30:43 UTC

File Type:

ELF64 Little (Exe)

AV detection:

16 of 24 (66.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=6l72xqxfdheexy2osc436zrx4piqloxmtd6escgo774joy7mmyia._file

Result

Malware family:

n/a

Score:

9/10

Tags:

antivm defense_evasion discovery exection execution linux persistence privilege_escalation

Link:

https://tria.ge/reports/261017-pp6pcszt6l/

Behaviour

Command and Scripting Interpreter: Unix Shell

Reads runtime system information

System Network Configuration Discovery

Writes file to shm directory

Writes file to tmp directory

Changes its process name

Checks CPU configuration

Reads system network configuration

Creates/modifies Cron job

Deletes log files

Enumerates active TCP sockets

Enumerates running processes

Modifies rc script

Modifies systemd

Deletes itself

Deletes journal logs

Deletes system logs

Modifies the /etc/hosts DNS resolution file

Modifies the dynamic linker configuration file

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/f2ffabc2e519c84be34e90b9bf6637e3d105baec98fc4908cefff89763ec6610

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_Mirai Create hunting rule
Author:	NDA0E
Description:	Detects multiple Mirai variants

Rule name:	ELF_Toriilike_persist Create hunting rule
Author:	4r4
Description:	Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:	Identified via researched data

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_0cd591cd Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_33b4111a Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_620087b9 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_807911a2 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_9e9530a7 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_a33a8363 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_d0c57a2e Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_d4227dbf Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_d996d335 Create hunting rule
Author:	Elastic Security

Rule name:	meth_stackstrings Create hunting rule
Author:	Willi Ballenthin

Rule name:	test_rule_vldslv Create hunting rule

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/