MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e31ec18651c24a56f238b29312ffa6bc6ffc7a9f04e86758f2107bc7e79c55ca. 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 17 File information Comments

SHA256 hash:	e31ec18651c24a56f238b29312ffa6bc6ffc7a9f04e86758f2107bc7e79c55ca
SHA3-384 hash:	5faf0159f4ca0395df8a364bae6ad36304c54b3ba18e1f3cb041d328075800485aa490d56e97cffdc42a07540bb0c223
SHA1 hash:	1051547b6645d2d517fed964ddb6c6a7e457ba1b
MD5 hash:	20961abbc77ca559d121d862c9b452da
humanhash:	double-burger-orange-robert
File name:	kaizen.x86
Download:	download sample
Signature	Mirai Create hunting rule
File size:	144'400 bytes
First seen:	2026-08-28 18:02:24 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	3072:lPyDNuJfESChzM/DFqqOcSujMlCXBqXcSXOXiG00GzK39pGXqte:pyDNuJfESChzM/DoqOcSujMUesLQR
TLSH	T16EE35BC5AA93E4F1ED0647F83067AF329A37E57B111BEFC2D7A89D32684145085073AE
telfhash	t10f31e4f61a7e2bec26d4e501d21b6a10f91ae13b794035a107a312e83177e0023a9dfd
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 316d6aea093cb45664b6ee8734eb8c20722b54a4c2ae8624b867b290c979d0a0

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) :	52'048 bytes
File size (de-compressed) :	144'400 bytes
Format:	linux/i386
Packed file:	316d6aea093cb45664b6ee8734eb8c20722b54a4c2ae8624b867b290c979d0a0

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/57f926a6-3d5a-491d-a7c0-7476b3cf367f/

Detection(s):

Sanesecurity.Malware.29502.LC.UNOFFICIAL

SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL

Sanesecurity.Malware.29524.LC.UNOFFICIAL

Unix.Dropper.Mirai-7135987-0

Unix.Dropper.Mirai-9977145-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Kills processes

Opens a port

Changes the time when the file was created, accessed, or modified

Connection attempt

Sends data to a server

Runs as daemon

Substitutes an application name

Writes files to system directory

Creates or modifies files in /cron to set up autorun

Deleting of the original file

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

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

x86

Packer:

not packed

Botnet:

unknown

Number of open files:

Number of processes launched:

Processes remaning?

true

Remote TCP ports scanned:

8083,80,8080,37215,7547,2323,23,52869

Full report:

https://elfdigest.com/brief/e31ec18651c24a56f238b29312ffa6bc6ffc7a9f04e86758f2107bc7e79c55ca

Behaviour

Persistence

Process Renaming

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-08-23T08:32:00Z UTC

Last seen:

2026-08-29T20:13:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/e31ec18651c24a56f238b29312ffa6bc6ffc7a9f04e86758f2107bc7e79c55ca/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/3366702b-86c8-40df-9b9e-63d893e95e35

Behavior Graph:

Download SVG

Gathering data

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/e31ec18651c24a56f238b29312ffa6bc6ffc7a9f04e86758f2107bc7e79c55ca

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/e31ec18651c24a56f238b29312ffa6bc6ffc7a9f04e86758f2107bc7e79c55ca/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-08-13 09:31:03 UTC

File Type:

ELF32 Little (Exe)

AV detection:

18 of 24 (75.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=4mpmdbsryjffn4rywkjrf75gxrx7y6u7atugowhscb54pz44kxfa._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet:omni botnet defense_evasion discovery execution linux persistence privilege_escalation

Link:

https://tria.ge/reports/260828-wm463s1gmh/

Behaviour

Changes its process name

Reads system network configuration

Creates/modifies Cron job

Enumerates active TCP sockets

Modifies rc script

Write file to user bin folder

Deletes itself

Modifies Watchdog functionality

Contacts a large (834852) amount of remote hosts

Creates a large amount of network flows

Family: Mirai

Please note that we are no longer able to provide a coverage score for Virus Total.

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:	CVE_2017_17215 Create hunting rule
Author:	NDA0E
Description:	Detects exploitation attempt of CVE-2017-17215

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:	iot_req_metachar Create hunting rule

Rule name:	Linux_Exploit_CVE_2017_17215_8b78a857 Create hunting rule
Author:	Elastic Security
Description:	Exploit code used in the ZeroBot malware

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

Rule name:	Linux_Generic_Threat_1ac392ca Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_88de437f Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_8aa7b5d3 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_99d78950 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_aa39fb02 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_ae9d0fa6 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_cc93863b Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_fa3ad9d0 Create hunting rule
Author:	Elastic Security

Rule name:	testlumma 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/