MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 99fd35433b0a82db4ac64e1e8dadad6b8fbbe732cdff74b2a0b1ecf6484ff020. 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: 7

Intelligence 7 IOCs YARA 5 File information Comments

SHA256 hash:	99fd35433b0a82db4ac64e1e8dadad6b8fbbe732cdff74b2a0b1ecf6484ff020
SHA3-384 hash:	cbb71b82f82ec482b0c5a6ce71b75efb740245793f51814f9b98baeeb1a0d622849bbc4cf0cf7a5355f6856036e5a92c
SHA1 hash:	615e3c996118491e21a90e793fb7fb8db0ccda3c
MD5 hash:	8aa09e094a7185af4bd8cf4f3ff24ebf
humanhash:	lion-edward-beryllium-tennis
File name:	sever1078.arm6l
Download:	download sample
Signature	Mirai Create hunting rule
File size:	221'488 bytes
First seen:	2026-09-18 15:00:37 UTC
Last seen:	2026-09-18 22:46:15 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	6144:hB6k65ygoLsoIOyjxkcKuZQWn/aA+vQZJbI0:D6f5QdDyjmoNFVJr
TLSH	T1352413CC72D8AF1E90095CB5179E38DB2F140BEF5713DB5B2856394B069E4EA0932BD8
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) :	221'488 bytes
File size (de-compressed) :	486'148 bytes
Format:	linux/arm
Unpacked file:	38e91dcc7897f17d9f01c99a0671c80a32ac2991d0160361701fbadb0271f54f

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/ca021eeb-74f6-427a-b23e-b39075311e39/

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

packed upx

Link:

https://www.filescan.io/uploads/6aad52b8c866250f1721e926/reports/04c42937-5887-499b-ac2b-f017fd1b4250/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

arm

Packer:

UPX

Botnet:

unknown

Number of open files:

Number of processes launched:

Processes remaning?

false

Remote TCP ports scanned:

not identified

Full report:

https://elfdigest.com/brief/99fd35433b0a82db4ac64e1e8dadad6b8fbbe732cdff74b2a0b1ecf6484ff020

Behaviour

no suspicious findings

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/c60d128f-6ab1-4d98-a39d-aae72f307d29

Behavior Graph:

Download SVG

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/4ec664b7-ea2b-4095-a2db-4dfba00993de

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/99fd35433b0a82db4ac64e1e8dadad6b8fbbe732cdff74b2a0b1ecf6484ff020

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/99fd35433b0a82db4ac64e1e8dadad6b8fbbe732cdff74b2a0b1ecf6484ff020/

Gathering data

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=th6tkqz3bkbnwswgjypi3lnnnoh3xzzszx7xjmvawhwpmscp6aqa._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet discovery upx

Link:

https://tria.ge/reports/260918-sd6rrsx12j/

Behaviour

Reads runtime system information

Family: Mirai

Malware Config

C2 Extraction:

bigbigvol.qd.je

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/99fd35433b0a82db4ac64e1e8dadad6b8fbbe732cdff74b2a0b1ecf6484ff020

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/