MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21d8e211fab585677e0cf843c6ec41f0718b8f5ef32aae102d57b2a5e078b0ab. 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: 10

Intelligence 10 IOCs YARA 4 File information Comments

SHA256 hash:	21d8e211fab585677e0cf843c6ec41f0718b8f5ef32aae102d57b2a5e078b0ab
SHA3-384 hash:	241e9c5514526d0ffcb8c4ef75ac8af8c46856ee5fec631b045a239fccc7b5e38b2c012944b1a3b2ea7eb861929812e6
SHA1 hash:	663c38062e1f08fd1b6c924b095d59abf2b79d07
MD5 hash:	28868fd3d425b25c984f22855e311c1e
humanhash:	oregon-gee-four-video
File name:	zero.mipsel
Download:	download sample
Signature	Mirai Create hunting rule
File size:	214'360 bytes
First seen:	2026-08-02 02:15:48 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	3072:ARz+86yRSMqPAnpGl4SpWhVClJH/4Y3WYC:ARz+hiSMqPAElLpWnCX/40WY
TLSH	T1B624EA0AAFA21EBBD8BFDE3305D9070538CC544722A57B397674C928F50EA4B5AD3C64
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 5ce18989a7bdc92129e04ccee765ff3b1edcc3f0f7f08dc5f6755958b5a70d87

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) :	63'044 bytes
File size (de-compressed) :	214'360 bytes
Format:	linux/mipsel
Packed file:	5ce18989a7bdc92129e04ccee765ff3b1edcc3f0f7f08dc5f6755958b5a70d87

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

Mirai

Details

Link:

https://research.acce.ciphertechsolutions.com/results/28636dbe-e081-4616-9a0e-c94ece577ac1/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sends data to a server

Connection attempt

Runs as daemon

Substitutes an application name

Traces processes

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

dropper mirai

Link:

https://www.filescan.io/uploads/6a6ea876814f1cb24eba9ace/reports/f2cb202f-afca-4710-a3b8-43bd122d4392/overview

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-08-02T00:24:00Z UTC

Last seen:

2026-08-02T01:01:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/21d8e211fab585677e0cf843c6ec41f0718b8f5ef32aae102d57b2a5e078b0ab/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/4ef2216c-054a-427b-b090-1531bf4f83a5

Behavior Graph:

Download SVG

Gathering data

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/21d8e211fab585677e0cf843c6ec41f0718b8f5ef32aae102d57b2a5e078b0ab

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/21d8e211fab585677e0cf843c6ec41f0718b8f5ef32aae102d57b2a5e078b0ab/

Threat name:

Linux.Backdoor.Mirai

Status:

Malicious

First seen:

2026-08-02 03:10:25 UTC

AV detection:

15 of 24 (62.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ehmoeep2wwcwo7qm7bb4n3cb6byyxd266mvk4ebnk6zklydywcvq._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet defense_evasion discovery

Link:

https://tria.ge/reports/260802-cqb5xsscmf/

Behaviour

Reads runtime system information

System Network Configuration Discovery

Changes its process name

Modifies Watchdog functionality

Traces itself

Malware Config

C2 Extraction:

94.154.43.237

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/21d8e211fab585677e0cf843c6ec41f0718b8f5ef32aae102d57b2a5e078b0ab

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

Rule name:	linux_generic_ipv6_catcher Create hunting rule
Author:	@_lubiedo
Description:	ELF samples using IPv6 addresses

Rule name:	Linux_Trojan_Gafgyt_28a2fe0c Create hunting rule
Author:	Elastic Security

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/