MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 83aff044e84f371302564d2d0132720be6dff61d0b448dc63538512fb34e142d. 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 5 File information Comments

SHA256 hash:	83aff044e84f371302564d2d0132720be6dff61d0b448dc63538512fb34e142d
SHA3-384 hash:	1bc2c35bc5b3829bf8d3434894241af208eed801d0141137404390a536614bd99abdb67c8367f69e37a2848d853e202f
SHA1 hash:	3429b072587832c2049bae50b455bbf87b31c68f
MD5 hash:	e2878ab28a6a38c7fc49b786a608adcb
humanhash:	bulldog-low-summer-quiet
File name:	iran.x86_64
Download:	download sample
Signature	Mirai Create hunting rule
File size:	54'900 bytes
First seen:	2026-10-01 11:52:18 UTC
Last seen:	2026-10-03 00:45:16 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:RjWtuXkKK9IwX2p3wG1CcHm5H9iGHc7k/zfx:RStuXa1OgD9Hcwbx
TLSH	T1EB33F2F394DEE5B5C066A8F6602787E45B967C43F72301B3CCE1A1BE98639306C67254
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	BlinkzSec
Tags:	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) :	54'900 bytes
File size (de-compressed) :	143'344 bytes
Format:	linux/amd64
Unpacked file:	1b1d27c505ec561285ce1e5a5816c96256e3abd551ad1ad5d5c7af73f440a518

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/8d135d84-ac78-4629-8c4b-fbfde3a58045/

Result

Verdict:

Malware

Maliciousness:

Behaviour

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

Sets a written file as executable

Changes access rights for a written file

Launching a process

Runs as daemon

Kills processes

Manages services

Creating a file

Substitutes an application name

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

Gathering data

Verdict:

Malicious

File Type:

elf.64.le

First seen:

2026-10-01T09:59:00Z UTC

Last seen:

2026-10-02T16:56:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/83aff044e84f371302564d2d0132720be6dff61d0b448dc63538512fb34e142d/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/f8086a38-193e-4900-80f0-65f61f097d53

Behavior Graph:

Download SVG

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/8231d43a-d8a1-472d-a0d2-6accbeac2748

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/83aff044e84f371302564d2d0132720be6dff61d0b448dc63538512fb34e142d

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/83aff044e84f371302564d2d0132720be6dff61d0b448dc63538512fb34e142d/

Threat name:

Linux.Trojan.Multiverze

Status:

Malicious

First seen:

2026-10-01 11:51:35 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=qox7arhij43rgaswjuwqcmtsbptn75q5bnci3rrvhbis7m2ocqwq._file

Result

Malware family:

flylegitbot

Score:

10/10

Tags:

family:flylegitbot botnet discovery execution linux persistence privilege_escalation upx

Link:

https://tria.ge/reports/261001-n12zwabb58/

Behaviour

Reads runtime system information

Changes its process name

UPX packed file

Creates/modifies Cron job

Enumerates running processes

Modifies init.d

Modifies systemd

Write file to user bin folder

Deletes itself

Detects FlyLegitBot

Family: FlyLegitBot

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/83aff044e84f371302564d2d0132720be6dff61d0b448dc63538512fb34e142d

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/