MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4f93f133a02d0016e359f3e21da4c35a49e773dac78796d261f2bc06018837a. 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: 8

Intelligence 8 IOCs YARA 7 File information Comments

SHA256 hash:	f4f93f133a02d0016e359f3e21da4c35a49e773dac78796d261f2bc06018837a
SHA3-384 hash:	d30747009d523f1770ef513f22b1800392f2d37b345546cb548fb3115dd14e9a103e72de7af64e029fa953b6b0b76f37
SHA1 hash:	b7d44c3f893ba202a979e5300d2ea49df6b511fe
MD5 hash:	f3cba871d61036e89c78fdc57a2d9dd6
humanhash:	six-leopard-pizza-georgia
File name:	daredevil.mipsrouter
Download:	download sample
Signature	Mirai Create hunting rule
File size:	190'860 bytes
First seen:	2026-08-31 21:44:18 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	3072:pe8z0F+bRfGJRGEF6uLSXx9vUlCfdjv0CNv:pe8z0uK9Mx9CCFjR
TLSH	T13014C81E6E139F7DF27887344BB39E25A76923D623E0D684D2ACC6105E1029E541FFE8
telfhash	t1d64193180a7817f493399d8d059def76e6a330db3f221d378e51e86aa768d835e10d0c
Magika	elf
Reporter	abuse_ch
Tags:	elf mirai upx-dec

abuse_ch

UPX decompressed file, sourced from SHA256 849cece6b12e1eec884b0adbc42885b303de2d905c6639a0b245ca548ad9eb41

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) :	58'400 bytes
File size (de-compressed) :	190'860 bytes
Format:	linux/mips
Packed file:	849cece6b12e1eec884b0adbc42885b303de2d905c6639a0b245ca548ad9eb41

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Detection(s):

Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL

Unix.Trojan.Mirai-8041698-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file

Sends data to a server

Receives data from a server

Runs as daemon

Kills processes

Connection attempt

Substitutes an application name

Traces processes

Deleting of the original file

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

anti-vm bash lolbin mirai

Link:

https://www.filescan.io/uploads/6a95f5eeacf80e2cccdf7a49/reports/de599e23-4aee-412d-aedc-03886dee0b6b/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

true

Architecture:

mips

Packer:

not packed

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/f4f93f133a02d0016e359f3e21da4c35a49e773dac78796d261f2bc06018837a

Behaviour

Anti-VM

Anti-Debugging

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.32.be

First seen:

2026-08-31T19:58:00Z UTC

Last seen:

2026-09-02T00:57:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/f4f93f133a02d0016e359f3e21da4c35a49e773dac78796d261f2bc06018837a/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/a0a018ca-d0d9-4f39-8231-c24df833662f

Behavior Graph:

Download SVG

Gathering data

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/f4f93f133a02d0016e359f3e21da4c35a49e773dac78796d261f2bc06018837a

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f4f93f133a02d0016e359f3e21da4c35a49e773dac78796d261f2bc06018837a/

Threat name:

Linux.Backdoor.Mirai

Status:

Malicious

First seen:

2026-08-31 21:44:31 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=6t4t6ez2aliac3rvt47cdwsmgwsj45z5vr4hs3jgd4v4ayayqn5a._file

Result

Malware family:

n/a

Score:

7/10

Tags:

antivm discovery

Link:

https://tria.ge/reports/260831-1l7b9sfk2y/

Behaviour

Reads runtime system information

System Network Configuration Discovery

Checks hardware identifiers (DMI)

Traces itself

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/f4f93f133a02d0016e359f3e21da4c35a49e773dac78796d261f2bc06018837a

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:	ach_202503_elf_Mirai Create hunting rule
Author:	abuse.ch
Description:	Detects Mirai 'TSource' ELF files

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

Rule name:	unixredflags3 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Hunts for UNIX red flags

Rule name:	vmdetect Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques

Rule name:	woof_mirai_variant Create hunting rule
Author:	Nokia Deepfield ERT
Description:	Detects Woof Mirai variant (ChaCha20 table, HTTP C2 with token/guid, .woof dropper)
Reference:	Internal analysis of sample 6ef4ce02