MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1676e47228a2773c1081e8a1526215647b2cc7b71eaba96c20fa2ed1d2d181da. 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: 11

Intelligence 11 IOCs YARA 22 File information Comments 1

SHA256 hash:	1676e47228a2773c1081e8a1526215647b2cc7b71eaba96c20fa2ed1d2d181da
SHA3-384 hash:	4d75f91b472e8d74f4574b1988c5b17bc4ee9ca90ce8c79aabeb71fc6c42f851ab2b83b8fe82bf5c168b95967326adf5
SHA1 hash:	0f148920823ceffabb843a119397731d761ee376
MD5 hash:	98dcd7450c105a74124c4a43ac3d9cf6
humanhash:	earth-network-grey-louisiana
File name:	98dcd7450c105a74124c4a43ac3d9cf6
Download:	download sample
Signature	Gafgyt Create hunting rule
File size:	103'734 bytes
First seen:	2024-05-23 08:41:14 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	3072:8Pjqke+as8nmiqmx6ZtBVE7d+wIO94lv2T0I:pJmSUZkqq
TLSH	T11FA31807C620807EC0CB13752BDF9525ED77BC754735A10A6341BE682F7AA9CDE9A382
telfhash	t15f21fe51f4f94a6c5ef25820a9bc07b50562622332516e706f4dc1c48c3b003f939e8e
TrID	50.1% (.) ELF Executable and Linkable format (Linux) (4022/12) 49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter	zbetcheckin
Tags:	64 elf gafgyt

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.30395.LC.UNOFFICIAL

Sanesecurity.Malware.29227.LC.UNOFFICIAL

Unix.Trojan.Gafgyt-6981154-0

Unix.Dropper.Mirai-7138857-0

Unix.Dropper.Mirai-7139232-0

Unix.Trojan.Gafgyt-7643791-0

Unix.Trojan.Gafgyt-9876192-0

Unix.Trojan.Gafgyt-111

Unix.Trojan.Mirai-5607483-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sends data to a server

Receives data from a server

Connection attempt

Runs as daemon

Substitutes an application name

Performs a bruteforce attack in the network

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-debug lolbin remote

Link:

https://www.filescan.io/uploads/664f015f9ef257851a96d9ab/reports/caff7e49-d0f2-4956-ac99-92030d8f4713/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

x86

Packer:

not packed

Botnet:

91.92.240.85

Number of open files:

Number of processes launched:

Processes remaning?

true

Remote TCP ports scanned:

Full report:

https://elfdigest.com/brief/1676e47228a2773c1081e8a1526215647b2cc7b71eaba96c20fa2ed1d2d181da

Behaviour

Process Renaming

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Result

Verdict:

MALICIOUS

Malware family:

Gafgyt

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/7141dd10-7790-4596-a500-34c8e6b40986

Result

Threat name:

Gafgyt

Detection:

malicious

Classification:

spre.troj

Score:

88 / 100

Link:

https://www.joesandbox.com/analysis/1446377

Signature

Found malware configuration

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Opens /proc/net/* files useful for finding connected devices and routers

Snort IDS alert for network traffic

Yara detected Gafgyt

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/1676e47228a2773c1081e8a1526215647b2cc7b71eaba96c20fa2ed1d2d181da

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/1676e47228a2773c1081e8a1526215647b2cc7b71eaba96c20fa2ed1d2d181da/

Threat name:

Linux.Trojan.Gafgyt

Status:

Malicious

First seen:

2024-05-23 08:42:07 UTC

File Type:

ELF64 Little (Exe)

AV detection:

20 of 24 (83.33%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=cz3oi4riuj3tyeeb5cqveyqvmr5szr5xd2v2s3ba7ixnduwrqhna._file

Result

Malware family:

n/a

Score:

1/10

Tags:

linux

Link:

https://tria.ge/reports/240523-kl179aba84/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/1676e47228a2/report/overview.html

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

Threat name:

BASHLITE

Score:

0.80

Link:

https://yomi.yoroi.company/submissions/1676e47228a2773c1081e8a1526215647b2cc7b71eaba96c20fa2ed1d2d181da

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_bashlite_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	Detects elf.bashlite.

Rule name:	Linux_Gafgyt_Generic_A Create hunting rule
Author:	albertzsigovits
Description:	Generic Approach to Mirai/Gafgyt samples

Rule name:	linux_generic_ipv6_catcher Create hunting rule
Author:	@_lubiedo
Description:	ELF samples using IPv6 addresses

Rule name:	Linux_Trojan_Gafgyt_09c3070e Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_148b91a2 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_33b4111a Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_620087b9 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_779e142f Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_859042a0 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_9e9530a7 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_a0a4de11 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_a10161ce Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_a6a2adb9 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_cf84c9f2 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_d4227dbf Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_d996d335 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_dd0d6173 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_f3d83a74 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_fb14e81f Create hunting rule
Author:	Elastic Security
Reference:	0fd07e6068a721774716eb4940e2c19faef02d5bdacf3b018bf5995fa98a3a27

Rule name:	setsockopt Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Hunts for setsockopt() red flags

Rule name:	Tsunami_Backdoor Create hunting rule
Author:	@is_henderson
Description:	Tsunami Backdoor

Rule name:	unixredflags3 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Gafgyt

elf 1676e47228a2773c1081e8a1526215647b2cc7b71eaba96c20fa2ed1d2d181da

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2860322/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Comments

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zbet commented on 2024-05-23 08:41:15 UTC

url : hxxp://91.92.240.85/x86_64