MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 371e6d2922394ea752e5a49edb07d7e5ea5a455dfa3fa2c257ba54a45c44cc94. 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: 8

Intelligence 8 IOCs YARA 5 File information Comments

SHA256 hash:	371e6d2922394ea752e5a49edb07d7e5ea5a455dfa3fa2c257ba54a45c44cc94
SHA3-384 hash:	769c6ebfa5a28cf16379f0dae7390047813fa045315a1a448173651b568eec3520bef7b0677e46a47006b6da84a7b931
SHA1 hash:	a39a474c2b7faa79f063ed1cfc25d51e11dc34ab
MD5 hash:	f997ffec6c91d1632ce3a732dbe12ba4
humanhash:	november-india-august-high
File name:	i686
Download:	download sample
Signature	Gafgyt Create hunting rule
File size:	434'340 bytes
First seen:	2026-09-24 13:22:57 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	6144:AYk5eQ9StJ0ec/MdWyH04/krLnKb7KOubL0akWRF235mCK1wsH0yRhM:AYkIIW0MwyH4fnKb7KpLFiMCAwdMm
TLSH	T1E294231D2B9B3B3DC8BE0D3B84DB7581A3A195582FD1CF90204C8C7990B4A5BFE62D16
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	adliwahid
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) :	434'340 bytes
File size (de-compressed) :	1'241'432 bytes
Format:	linux/amd64
Unpacked file:	ee085d530299079ffc65ded854604a2c7ef2effd4789f053117e3bf3a122ecd7

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/9f8c6bab-7c53-4a69-8a6e-ea552b120758/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Kills processes

Opens a port

Sets a written file as executable

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

Launching a process

Connection attempt

Runs as daemon

Changes access rights for a written file

Creating a file

Creates or modifies symbolic links

Writes files to system directory

Creates or modifies files in /cron to set up autorun

Writes files to system subdirectory

Creates or modifies files to set up autorun

Deleting of the original file

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

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

Performs a bruteforce attack in the network

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

packed upx

Link:

https://www.filescan.io/uploads/6ab5247b29cc1e5601257be9/reports/81ed1eb5-f23f-4413-8d2f-1a19543bdb17/overview

Verdict:

Malicious

File Type:

elf.64.le

First seen:

2026-09-24T11:29:00Z UTC

Last seen:

2026-09-26T06:02:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/371e6d2922394ea752e5a49edb07d7e5ea5a455dfa3fa2c257ba54a45c44cc94/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/35cfe8e1-a652-4c1b-94ee-82b62575b062

Behavior Graph:

Download SVG

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/75f1cd55-6f88-4818-8ca5-e180366b9b56

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/371e6d2922394ea752e5a49edb07d7e5ea5a455dfa3fa2c257ba54a45c44cc94

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/371e6d2922394ea752e5a49edb07d7e5ea5a455dfa3fa2c257ba54a45c44cc94/

Threat name:

Linux.Backdoor.Wacatac

Status:

Malicious

First seen:

2026-09-24 13:23:17 UTC

File Type:

ELF64 Little (Exe)

AV detection:

15 of 38 (39.47%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=g4pg2kjchfhkouxfuspnwb6x4xvfurk57i72fqsxxjkkixcezska._file

Result

Malware family:

n/a

Score:

9/10

Tags:

defense_evasion discovery execution linux persistence privilege_escalation upx

Link:

https://tria.ge/reports/260924-qmwl2sed62/

Behaviour

Reads runtime system information

System Network Configuration Discovery

Creates a desktop entry file

Modifies Bash startup script

UPX packed file

Creates/modifies Cron job

Creates/modifies environment variables

Modifies init.d

Modifies rc script

Modifies systemd

Deletes itself

Modifies Watchdog functionality

Modifies the /etc/hosts DNS resolution file

Contacts a large (15090) amount of remote hosts

Creates a large amount of network flows

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/371e6d2922394ea752e5a49edb07d7e5ea5a455dfa3fa2c257ba54a45c44cc94

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/