MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5bf1ded1fb864a9fb9c253cf24b8041ee43981448fb1e65f82cd3b78e335b9d9. 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

Gafgyt

Vendor detections: 10

Intelligence 10 IOCs YARA 5 File information Comments

SHA256 hash:	5bf1ded1fb864a9fb9c253cf24b8041ee43981448fb1e65f82cd3b78e335b9d9
SHA3-384 hash:	94b974d1f7fbe4341a71f12bbc156e8d959e46c2fe18d7dbeedef60b3e9f36341676e923ac3bc7cf6b457e28485122d3
SHA1 hash:	8d342eff789bd027fc03972f6df62a142b867780
MD5 hash:	e567ad4e12e3daa1eb45f3aef995e492
humanhash:	august-idaho-november-robert
File name:	xnxnxnxnxnxnxnxni386xnxn
Download:	download sample
Signature	Gafgyt Create hunting rule
File size:	60'764 bytes
First seen:	2026-10-03 16:55:08 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:+HQepzw03lEHJeTLzUTQtYXANH2YRCReVRFJLqMsSA:slc0upefzYXwHNR3RFJLhA
TLSH	T11853019A70F05D23D5AB8A78C3B87ADFF678A2FE1A50D56115D07508C9A31483EECC86
telfhash	t191b011e888c208e8220080208e0c0f2a3033030228e2383be0c22a8a22302e3a2200e0
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 gafgyt 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) :	60'764 bytes
File size (de-compressed) :	115'356 bytes
Format:	linux/i386
Unpacked file:	b5672fae59b6fce0c227ca3a55b09a49aa59358434550a0f131252524e7d9c4e

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/25375cc5-1334-4ad0-85b5-633c8c07340c/

Detection(s):

SecuriteInfo.com.Linux.Siggen.10873.2338.14334.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Receives data from a server

Sends data to a server

Deletes a file

Runs as daemon

Connection attempt

Kills processes

Locks files

Deleting a recently created file

DNS request

Creating a file

Creating a file in the %temp% directory

Substitutes an application name

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

packed upx

Link:

https://www.filescan.io/uploads/6ac13386ccf1b70c096b1518/reports/ee7b409e-97d6-4bbe-8a98-85cd06bc922b/overview

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/5bf1ded1fb864a9fb9c253cf24b8041ee43981448fb1e65f82cd3b78e335b9d9

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:

2026-10-03T13:58:00Z UTC

Last seen:

2026-10-04T07:18:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/5bf1ded1fb864a9fb9c253cf24b8041ee43981448fb1e65f82cd3b78e335b9d9/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/294fe93c-4bcd-410e-8f53-5ef3399f11c4

Behavior Graph:

Download SVG

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/2b282054-0adb-4899-b142-707b5ca86fe2

Result

Threat name:

n/a

Detection:

malicious

Classification:

evad

Score:

52 / 100

Link:

https://www.joesandbox.com/analysis/1981731

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/5bf1ded1fb864a9fb9c253cf24b8041ee43981448fb1e65f82cd3b78e335b9d9

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/5bf1ded1fb864a9fb9c253cf24b8041ee43981448fb1e65f82cd3b78e335b9d9/

Threat name:

Linux.Backdoor.Mirai

Status:

Suspicious

First seen:

2026-10-03 17:48:38 UTC

File Type:

ELF32 Little (Exe)

AV detection:

12 of 24 (50.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=lpy55up3qzfj7oockphsjoaed3sdtaker6y6mx4czu5xryzvxhmq._file

Result

Malware family:

n/a

Score:

7/10

Tags:

antivm defense_evasion discovery linux upx

Link:

https://tria.ge/reports/261003-vfahfstw4r/

Behaviour

Reads runtime system information

Writes file to tmp directory

Changes its process name

Reads system network configuration

Checks hardware identifiers (DMI)

Deletes log files

Enumerates active TCP sockets

Enumerates running processes

Deletes Audit logs

Deletes journal logs

Deletes system logs

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/5bf1ded1fb864a9fb9c253cf24b8041ee43981448fb1e65f82cd3b78e335b9d9

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/