MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a5555ff1c8c91c8e4346e40b5b29b2582810052e144d990042c3b7aa1bf97974. 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 4 File information Comments

SHA256 hash:	a5555ff1c8c91c8e4346e40b5b29b2582810052e144d990042c3b7aa1bf97974
SHA3-384 hash:	442c20a129212571dfbaa1f9d7e6c331cfa4936a8660594ba86a91aea825a8436a9892f846b0803393db86d96cb14ce9
SHA1 hash:	ac5d371cb71a9c90edf59962261936d800dcedd1
MD5 hash:	b10eb45a462f38417fb58f9cf1cfb9d7
humanhash:	sodium-king-stairway-kitten
File name:	xnxnxnxnxnxnxnxni386xnxn
Download:	download sample
Signature	Mirai Create hunting rule
File size:	60'808 bytes
First seen:	2026-07-16 11:53:48 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:C1/S5aOdeB51F+yuXkoPgvFbFX6hTZ0f8ASA70Lkg4azHx:CM5az1Fy0oPgdZX6hTo8RE0LGazHx
TLSH	T19C5302F2A0D87ECCC29A5774020B094A3E9677B86089663776C1E6654BF2390CFDCBD1
telfhash	t1a0b01122cc8a8e020200882e0a0a022fe280feb82c0bf303a0b80c28e0b2c8e0000083
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 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) :	60'808 bytes
File size (de-compressed) :	123'472 bytes
Format:	linux/i386
Unpacked file:	bbc90ea30268738b04f8a5a6c5af1a37b2c5c8eca4bcf53f89d9b3da1973e493

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/454b4dc3-5df0-4882-b564-9835fb687031/

Detection(s):

SecuriteInfo.com.Linux.Packed.2057.16486.11489.UNOFFICIAL

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

true

Architecture:

x86

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/a5555ff1c8c91c8e4346e40b5b29b2582810052e144d990042c3b7aa1bf97974

Behaviour

Anti-VM

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-07-16T09:13:00Z UTC

Last seen:

2026-07-17T19:40:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/a5555ff1c8c91c8e4346e40b5b29b2582810052e144d990042c3b7aa1bf97974/results?tab=lookup

Status:

Failed

Link:

https://sandbox.kunai.rocks/analysis/6180e81d-3b4d-4be2-9308-f1792edbe269

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/7aef75f8-66e7-4b84-8afb-e24b2fd0919d

Result

Threat name:

n/a

Detection:

malicious

Classification:

evad

Score:

52 / 100

Link:

https://www.joesandbox.com/analysis/1943531

Signature

Multi AV Scanner detection for submitted file

Sample is packed with UPX

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/a5555ff1c8c91c8e4346e40b5b29b2582810052e144d990042c3b7aa1bf97974

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a5555ff1c8c91c8e4346e40b5b29b2582810052e144d990042c3b7aa1bf97974/

Threat name:

Linux.Trojan.Ravartar

Status:

Malicious

First seen:

2026-07-16 11:54:48 UTC

File Type:

ELF32 Little (Exe)

AV detection:

16 of 24 (66.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=uvkv74oizeoi4q2g4qfvwknslaubabjocrgzsaccyo32ug7zpf2a._file

Result

Malware family:

n/a

Score:

6/10

Tags:

antivm discovery linux upx

Link:

https://tria.ge/reports/260716-n27xhsf17t/

Behaviour

Reads runtime system information

Writes file to tmp directory

Changes its process name

Reads system network configuration

Checks hardware identifiers (DMI)

Enumerates active TCP sockets

Enumerates running processes

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

Threat name:

Malicious File

Score:

0.70

Link:

https://yomi.yoroi.company/submissions/a5555ff1c8c91c8e4346e40b5b29b2582810052e144d990042c3b7aa1bf97974

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/