MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b95d8ee9e5bcbd1f9494defcccca69b29a816563b9fa4b8ec74872daaca5c3ba. 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: 12

Intelligence 12 IOCs YARA 8 File information Comments

SHA256 hash:	b95d8ee9e5bcbd1f9494defcccca69b29a816563b9fa4b8ec74872daaca5c3ba
SHA3-384 hash:	ae8c892d42dcb920c5e052dd811c56d4d15b192468cedc2244038e788052c737937f932b605ea7ae0153e3b07aceb439
SHA1 hash:	dbfd77b2ce2ede855d7c617363a1c3be7932ff53
MD5 hash:	1702f1823fb1f94b291e2e2d39289fc2
humanhash:	leopard-zulu-nine-grey
File name:	bot.mpsl
Download:	download sample
Signature	Gafgyt Create hunting rule
File size:	181'968 bytes
First seen:	2024-08-27 15:45:17 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	3072:Mwoe3spEZt9nQiX/GpO1SMRpp6NWJdWQSq:MnSsaZDQiX/2ObRWoDWd
TLSH	T1F404E816AB510FBBDCABDD3702E90B1139CCA44722A93B363674D528F54B54B4AE3C68
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	NDA0E
Tags:	botnet elf fbi.gov gafgyt mirai Moobot Okiru Yakuza

Intelligence

File Origin

# of uploads :

# of downloads :

115

Origin country :

Vendor Threat Intelligence

Result

Verdict:

Malware

Maliciousness:

Behaviour

Connection attempt

Runs as daemon

Deletes a system binary file

Substitutes an application name

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

anti-debug bash lolbin masquerade remote

Link:

https://www.filescan.io/uploads/66cdf4c85959a837dd113bcf/reports/1ae0d23d-783f-4b07-a0a2-1783d60236f2/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

mips

Packer:

not packed

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/b95d8ee9e5bcbd1f9494defcccca69b29a816563b9fa4b8ec74872daaca5c3ba

Behaviour

no suspicious findings

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Result

Verdict:

MALICIOUS

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/ea3fdf0f-8105-40c0-8e83-24be7bb7054a

Result

Threat name:

Mirai, Gafgyt, Okiru

Detection:

malicious

Classification:

troj

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1499921

Signature

Antivirus / Scanner detection for submitted sample

Connects to many ports of the same IP (likely port scanning)

Detected Mirai

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Suricata IDS alerts for network traffic

Yara detected Gafgyt

Yara detected Mirai

Yara detected Okiru

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/b95d8ee9e5bcbd1f9494defcccca69b29a816563b9fa4b8ec74872daaca5c3ba

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b95d8ee9e5bcbd1f9494defcccca69b29a816563b9fa4b8ec74872daaca5c3ba/

Threat name:

Linux.Backdoor.Mirai

Status:

Malicious

First seen:

2024-08-27 15:46:07 UTC

File Type:

ELF32 Little (Exe)

AV detection:

21 of 38 (55.26%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=xfoy52pfxs6r7feu336mzstjwkniczldxh5exdwhjbznvlffyo5a._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai

Link:

https://tria.ge/reports/240827-s7lzfsyblb/

Behaviour

Reads runtime system information

Changes its process name

Enumerates running processes

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

Threat name:

Yakuza

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/b95d8ee9e5bcbd1f9494defcccca69b29a816563b9fa4b8ec74872daaca5c3ba

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:	botnet_Yakuza Create hunting rule
Author:	NDA0E
Description:	Yakuza botnet

Rule name:	ELF_Mirai Create hunting rule
Author:	NDA0E
Description:	Detects multiple Mirai variants

Rule name:	Linux_Gafgyt_May_2024 Create hunting rule
Author:	NDA0E
Description:	Detects Gafgyt

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

Rule name:	Linux_Generic_Threat_3bcc1630 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_28a2fe0c Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_ea92cca8 Create hunting rule
Author:	Elastic Security

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 b95d8ee9e5bcbd1f9494defcccca69b29a816563b9fa4b8ec74872daaca5c3ba

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3131006/

URLhaus

https://urlhaus.abuse.ch/url/3131042/

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_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

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