MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 69c0fb33455ebdabd19703bd8024fbe9bd2d21c30772dac0968cd50751acf197. 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: 5

Intelligence 5 IOCs YARA 2 File information Comments

SHA256 hash:	69c0fb33455ebdabd19703bd8024fbe9bd2d21c30772dac0968cd50751acf197
SHA3-384 hash:	f9bed13bd11b1b53aa4a04d712b80c1beaf4a551dcc2374023ba76d5cdda8ad207a91676e1ab529d22a477c608142a23
SHA1 hash:	ec5aa4a501b02e9a15fb915768e71c65d40c1df3
MD5 hash:	511bf8490708b6f81d331c029e1f20f7
humanhash:	juliet-foxtrot-butter-georgia
File name:	kworkerd-blkcg
Download:	download sample
Signature	Gafgyt Create hunting rule
File size:	113'212 bytes
First seen:	2026-06-10 10:06:05 UTC
Last seen:	2026-06-10 16:51:27 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:ph4pyF9bRroMCKEnuziLEZEjZL2OLKuY/2FN4l/hKXWHlaIl8rD2zF7Rz888OiVm:3OyFlRf2Hnjh2v12FSlkYlaI8yzDY2
TLSH	T1CFB312C9D63C8D65EFE8A47E8066129754D31CAEE0E9FBBA51D4D03CE244180D4BEB91
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:	gafgyt 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) :	113'212 bytes
File size (de-compressed) :	281'304 bytes
Format:	linux/arm
Unpacked file:	0ab502b2cc1b8d1a349c144a435a78b68c23fea7b7d45dd767167787feaa5d6b

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Result

Verdict:

Malware

Maliciousness:

Behaviour

Manages services

Connection attempt

Sets a written file as executable

Collects information on the CPU

Creating a file

Launching a process

Runs as daemon

Opens a port

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

Changes access rights for a written file

Creating a file in the %temp% directory

Creates or modifies files in /cron to set up autorun

Substitutes an application name

Deleting of the original file

Creates or modifies files in /init.d to set up autorun

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

packed upx

Link:

https://www.filescan.io/uploads/6a293771bf16337e43bfaf84/reports/1a8bafd6-0d7d-41d2-b29c-0b96daf43ce1/overview

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/7715b5cb-ab70-4426-b57f-7b5f922ac8fb

Behavior Graph:

Download SVG

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/958eb93d-e361-4394-a02d-a0ded5d821a4

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/69c0fb33455ebdabd19703bd8024fbe9bd2d21c30772dac0968cd50751acf197

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/69c0fb33455ebdabd19703bd8024fbe9bd2d21c30772dac0968cd50751acf197/

Threat name:

Linux.Backdoor.Gafgyt

Status:

Malicious

First seen:

2026-06-10 10:03:59 UTC

File Type:

ELF32 Little (Exe)

AV detection:

4 of 36 (11.11%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=nhapwm2fl262xumxao6yajh35g6s2ioda5znvqewrtkqounm6glq._file

Result

Malware family:

n/a

Score:

7/10

Tags:

antivm defense_evasion discovery execution persistence privilege_escalation upx

Link:

https://tria.ge/reports/260610-l5hexsgx4t/

Behaviour

Command and Scripting Interpreter: Unix Shell

Enumerates kernel/hardware configuration

Reads runtime system information

Writes file to tmp directory

Changes its process name

Checks CPU configuration

Reads system network configuration

Creates/modifies Cron job

Enumerates active TCP sockets

Enumerates running processes

Modifies systemd

Reads MAC address of network interface

Deletes itself

Modifies Watchdog functionality

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/69c0fb33455ebdabd19703bd8024fbe9bd2d21c30772dac0968cd50751acf197

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:	TH_Generic_MassHunt_Linux_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Generic Linux malware mass-hunt rule - 2026
Reference:	https://cyfare.net/