MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b28bea5211b97d1c27d6cf4f73a564944779bb233008c8a3b584271dccd88d1a. 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: 9

Intelligence 9 IOCs YARA 9 File information Comments

SHA256 hash:	b28bea5211b97d1c27d6cf4f73a564944779bb233008c8a3b584271dccd88d1a
SHA3-384 hash:	379a5df86645bb130725ca6a9991cc05504501f8bcc523f69d3d9fc982b31f6fb09103604bbc7dd1b89100d591609f1e
SHA1 hash:	1fd7cb8421fcdd556f452c2e63751ad72beaca75
MD5 hash:	cb80bb37b182c6c6d58b8b5ba12b7580
humanhash:	fix-grey-william-mexico
File name:	sora.ppc
Download:	download sample
Signature	Mirai Create hunting rule
File size:	64'240 bytes
First seen:	2026-10-06 13:33:29 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	768:L9ETpVKRF4LoDfud18vSmqzQgdPfe0czC+N5XYizjrs+yRDQf/1qfgI6igs:BET6Rq1gSmQ+LzDIiEbW/ogI9V
TLSH	T19C534C02B2180A5FF9D31AB0343F5FE187BFE9C025E0B689695ED7598635E332485E8D
Magika	elf
Reporter	abuse_ch
Tags:	elf mirai upx-dec

abuse_ch

UPX decompressed file, sourced from SHA256 11996f5499d3475503751677e10b20902f26c7ee6cdc85e3c0c545f1e7168d14

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) :	26'224 bytes
File size (de-compressed) :	64'240 bytes
Format:	linux/ppc32
Packed file:	11996f5499d3475503751677e10b20902f26c7ee6cdc85e3c0c545f1e7168d14

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/2303a8ad-2c6a-45e6-8cf7-08aa64611235/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sends data to a server

Connection attempt

Runs as daemon

Receives data from a server

Substitutes an application name

Performs a bruteforce attack in the network

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

masquerade

Link:

https://www.filescan.io/uploads/6ac4f8d4b0b4b653f62fd584/reports/be775831-2d70-4ef1-ac4b-c3dfc8ecce2e/overview

Verdict:

Malicious

File Type:

elf.32.be

First seen:

2026-10-06T11:45:00Z UTC

Last seen:

2026-10-07T22:12:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/b28bea5211b97d1c27d6cf4f73a564944779bb233008c8a3b584271dccd88d1a/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/2393053a-5247-45f5-abd9-e17c1954cade

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/6938ff43-c67f-4ba7-9462-da864e95dac0

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/b28bea5211b97d1c27d6cf4f73a564944779bb233008c8a3b584271dccd88d1a

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/b28bea5211b97d1c27d6cf4f73a564944779bb233008c8a3b584271dccd88d1a/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-10-06 13:33:47 UTC

File Type:

ELF32 Big (Exe)

AV detection:

17 of 23 (73.91%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wkf6uuqrxf6ryj6wz5hxhjlesrdxtozdgaemri5vqqtr3tgyruna._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet:sora botnet linux

Link:

https://tria.ge/reports/261006-qt7mwsfb28/

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/b28bea5211b97d1c27d6cf4f73a564944779bb233008c8a3b584271dccd88d1a

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:	botnet_Yakuza Create hunting rule
Author:	NDA0E
Description:	Yakuza botnet

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:	Linux_Trojan_Gafgyt_ea92cca8 Create hunting rule
Author:	Elastic Security

Rule name:	LIN_Malware_Mirai_ForgeAuto_4b172ff9 Create hunting rule
Author:	Marjoriefort
Description:	Detects Mirai (elf, etat binaire)

Rule name:	LIN_Malware_Mirai_ForgeAuto_785bb0a6 Create hunting rule
Author:	Marjoriefort
Description:	Detects Mirai (elf, etat binaire)

Rule name:	LIN_Malware_Mirai_ForgeAuto_7992dd0a Create hunting rule
Author:	Marjoriefort
Description:	Detects Mirai (elf, etat binaire)

Rule name:	LIN_Malware_Mirai_ForgeAuto_7c2b4575 Create hunting rule
Author:	Marjoriefort
Description:	Detects Mirai (elf, etat binaire)

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/