MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5a57d14783a0b84d1e302f4d40c2db654480ad53d33d837b42ecedd5377740af. 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: 12

Intelligence 12 IOCs YARA 4 File information Comments

SHA256 hash:	5a57d14783a0b84d1e302f4d40c2db654480ad53d33d837b42ecedd5377740af
SHA3-384 hash:	beb6efcf936afa175e71b997f17a6db7aaa8d8f243ca33af9cd67cbd32b1aad97226ca3e9c200ae4d0600ae749e66796
SHA1 hash:	5724416a2106f74b1bd759d0b7f9ff8062d45e5c
MD5 hash:	0cf83d0b0c1a68355e24ad72f881bad1
humanhash:	fourteen-kentucky-connecticut-echo
File name:	zero.x86
Download:	download sample
Signature	Mirai Create hunting rule
File size:	53'636 bytes
First seen:	2026-06-06 02:32:22 UTC
Last seen:	2026-06-06 20:42:26 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	768:R5iKtJQI7o3Kn0pe4Kvs04TR3tTTLb3gBppasy6IMZyOrnoCwl9rVra8coIXo/sl:HiKlaoB4t3tTTn3gBp0EaOrshVeBokGE
TLSH	T1E83301ABCD42F9F1C498E532382DC1A8F615CE3EF33A477BC96136B90532B581D14992
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) :	53'636 bytes
File size (de-compressed) :	147'464 bytes
Format:	linux/amd64
Unpacked file:	657a2f9ef037bdb4f45878e8e163bc3a35735cefc058450b422b2c8d693da768

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/183a60bd-58ab-4211-86a0-d0ac90991ea9/

Detection(s):

SecuriteInfo.com.Linux.Mirai.9816.27448.15594.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Runs as daemon

Connection attempt

Opens a port

Substitutes an application name

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

masquerade packed upx

Link:

https://www.filescan.io/uploads/6a2386b9099ef368af233a6d/reports/1c1ff729-acdb-4ae1-b001-a112b0e2ceb3/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

x86

Packer:

UPX

Botnet:

unknown

Number of open files:

Number of processes launched:

Processes remaning?

true

Remote TCP ports scanned:

not identified

Full report:

https://elfdigest.com/brief/5a57d14783a0b84d1e302f4d40c2db654480ad53d33d837b42ecedd5377740af

Behaviour

Process Renaming

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.64.le

First seen:

2026-06-05T23:38:00Z UTC

Last seen:

2026-06-06T00:01:00Z UTC

Hits:

~10

Detections:

HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.ew

Link:

https://opentip.kaspersky.com/5a57d14783a0b84d1e302f4d40c2db654480ad53d33d837b42ecedd5377740af/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/906607b9-f409-4494-9c97-aafd179f692a

Behavior Graph:

Download SVG

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/e21c24d9-60a6-4201-b900-6f0968313fae

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/5a57d14783a0b84d1e302f4d40c2db654480ad53d33d837b42ecedd5377740af

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/5a57d14783a0b84d1e302f4d40c2db654480ad53d33d837b42ecedd5377740af/

Verdict:

Malicious

Threat:

Family.MIRAI

Link:

https://tip.neiki.dev/file/5a57d14783a0b84d1e302f4d40c2db654480ad53d33d837b42ecedd5377740af

Threat name:

Linux.Backdoor.Mirai

Status:

Malicious

First seen:

2026-06-06 02:33:45 UTC

File Type:

ELF64 Little (Exe)

AV detection:

16 of 38 (42.11%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ljl5cr4duc4e2hrqf5gubqw3mvciblkt2m6yg62c5tw5kn3xicxq._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet defense_evasion discovery linux upx

Link:

https://tria.ge/reports/260606-c1hepaav3q/

Behaviour

Reads runtime system information

Changes its process name

Enumerates running processes

Modifies Watchdog functionality

Family: Mirai

Malware Config

C2 Extraction:

31.56.209.222

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/5a57d14783a0b84d1e302f4d40c2db654480ad53d33d837b42ecedd5377740af

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:	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/