MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66c977d91dcf53fd885e0e1ce25d99f32b1cc5fbad150eee94b80aa265c9bb60. 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: 7

Intelligence 7 IOCs YARA 5 File information Comments

SHA256 hash:	66c977d91dcf53fd885e0e1ce25d99f32b1cc5fbad150eee94b80aa265c9bb60
SHA3-384 hash:	db006ef5ee67875dd66e9d546945ebf4b9e4624afbc3024bbb52eefcbf5265a5b5305fb5e3fb29e8d5ad49459bac32e2
SHA1 hash:	3608c0d00ab002bb99202e32c3b9acf904086586
MD5 hash:	23f401c030f809ca5dab3a3d2ff169b1
humanhash:	louisiana-bakerloo-fruit-whiskey
File name:	mips
Download:	download sample
Signature	Mirai Create hunting rule
File size:	261'348 bytes
First seen:	2026-09-20 10:09:59 UTC
Last seen:	2026-09-21 02:05:44 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	6144:5Y+SfS46VUuqeObj92i4yKcbuI7k49SfQEY:5Y+Sfz66uqlbEihiIQ4qQEY
TLSH	T18F4422E14D1202F8C4A072B08AE6677D9E2ECBA763BD2CC3E9C457504A3E575AD77B10
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) :	261'348 bytes
File size (de-compressed) :	730'696 bytes
Format:	linux/mips
Unpacked file:	3b42a8f371697c1b239c9889d8f4c8149087c3e88b50cb54cd604fcdde98ed3f

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/0faff7d3-f39c-4d9f-b595-4d154c848259/

Detection(s):

SecuriteInfo.com.Linux.Siggen.15318.25637.9680.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

packed upx

Link:

https://www.filescan.io/uploads/6aafb10ce115ec66f97245e6/reports/ec50e926-aa06-41c9-83e1-f9e162f10b9a/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

mips

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/66c977d91dcf53fd885e0e1ce25d99f32b1cc5fbad150eee94b80aa265c9bb60

Behaviour

Persistence

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Unknown

File Type:

elf.32.be

First seen:

2026-09-21T11:20:00Z UTC

Last seen:

2026-09-21T11:27:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/66c977d91dcf53fd885e0e1ce25d99f32b1cc5fbad150eee94b80aa265c9bb60/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/276114e3-31f1-4a1e-bb89-802c64b6481d

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/f07d65d2-edd4-46a2-8046-f3f3df108ae6

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/66c977d91dcf53fd885e0e1ce25d99f32b1cc5fbad150eee94b80aa265c9bb60

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/66c977d91dcf53fd885e0e1ce25d99f32b1cc5fbad150eee94b80aa265c9bb60/

Threat name:

Linux.Trojan.Ddosagentagen

Status:

Malicious

First seen:

2026-09-20 06:57:45 UTC

File Type:

ELF32 Big (Exe)

AV detection:

13 of 24 (54.17%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=m3expwi5z5j73cc6byooexmz6mvrzrp3vukq53uuxafkezojxnqa._file

Result

Malware family:

n/a

Score:

5/10

Tags:

discovery upx

Link:

https://tria.ge/reports/260920-l7je1afn6v/

Behaviour

Reads runtime system information

System Network Configuration Discovery

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/66c977d91dcf53fd885e0e1ce25d99f32b1cc5fbad150eee94b80aa265c9bb60

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/