MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b443936b8cac69390e7f04299c84a36d82813a558bc2a11b5038967f7258c270. 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

Mirai

Vendor detections: 14

Intelligence 14 IOCs YARA 32 File information Comments

SHA256 hash:	b443936b8cac69390e7f04299c84a36d82813a558bc2a11b5038967f7258c270
SHA3-384 hash:	3a02a414cc73a2292e6de4552cfe057da7ae9eb3dfa15d6b7490359058c8b5105809a9424abb233dd6a6ffdb788df73c
SHA1 hash:	eb8838d9fd93609d40f1506a2fe498e5dde66fdd
MD5 hash:	d1e147d116988c251e0deea02ba8f8d7
humanhash:	magazine-mike-november-bluebird
File name:	x86
Download:	download sample
Signature	Mirai Create hunting rule
File size:	116'502 bytes
First seen:	2025-01-30 07:11:29 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	3072:kiry859acy1Jf9wHYqbgFFo8+Herr+TZHdm7FnVqfJXtebNb:T9ac6Lqkr36tdm7FnVqfJXtebNb
TLSH	T10BB34B376251C97AC08356F427EBC5729C13BCBB1B32219A33D47D60AF368DA1E99B05
telfhash	t195317722553546142fb3d928acfd56b315222b2363587f716f26c48c49370e2e93dd4f
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 mirai

Intelligence

File Origin

# of uploads :

# of downloads :

108

Origin country :

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL

Sanesecurity.Malware.29052.TSource.UNOFFICIAL

Unix.Trojan.Gafgyt-6981154-0

Unix.Trojan.Mirai-6981169-0

Unix.Dropper.Mirai-7135944-0

Unix.Dropper.Mirai-7135945-0

Unix.Dropper.Mirai-7136018-0

Unix.Dropper.Mirai-7136031-0

Unix.Dropper.Mirai-7139229-0

Unix.Dropper.Mirai-7540662-0

Unix.Trojan.Mirai-8041683-0

Unix.Dropper.Gafgyt-9762292-0

Unix.Trojan.Mirai-9943729-0

Verdict:

Malicious

Score:

95.7%

Link:

https://cyber-fortress.com/docs/result/index.php?id=679b27ba39cd5095f12bf7falinux22vpnfull_triage

Tags:

gafgyt mirai ddos

Result

Verdict:

Malware

Maliciousness:

Behaviour

Connection attempt

Substitutes an application name

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

gcc lolbin remote

Link:

https://www.filescan.io/uploads/679b2648addd15cb0b17e58b/reports/a00742c8-dfa5-458a-a063-623e464ee277/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

x86

Packer:

not packed

Botnet:

unknown

Number of open files:

Number of processes launched:

Processes remaning?

true

Remote TCP ports scanned:

not identified

Full report:

https://elfdigest.com/brief/b443936b8cac69390e7f04299c84a36d82813a558bc2a11b5038967f7258c270

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/2d0e10fa-d214-480b-8257-55a11de4e177

Result

Threat name:

Gafgyt, Mirai

Detection:

malicious

Classification:

spre.troj

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1602779

Signature

Antivirus / Scanner detection for submitted sample

Contains symbols with names commonly found in malware

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

Suricata IDS alerts for network traffic

Yara detected Gafgyt

Yara detected Mirai

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/b443936b8cac69390e7f04299c84a36d82813a558bc2a11b5038967f7258c270

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/b443936b8cac69390e7f04299c84a36d82813a558bc2a11b5038967f7258c270/

Threat name:

Linux.Trojan.LnxGafgyt

Status:

Malicious

First seen:

2025-01-30 02:10:30 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=wrbzg24mvrutsdt7aquzzbfdnwbicosvrpbkcg2qhclh64syyjya._file

Result

Malware family:

gafgyt

Score:

10/10

Tags:

family:gafgyt defense_evasion discovery linux

Link:

https://tria.ge/reports/250130-h1hcksskfw/

Behaviour

Changes its process name

Reads system network configuration

Reads system routing table

Modifies Watchdog functionality

Verdict:

Malicious

Tags:

botnet trojan mirai gafgyt Unix.Trojan.Gafgyt-6981154-0

YARA:

botnet_dedsec botnet_RyM Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_a6a2adb9 Linux_Trojan_Gafgyt_9e9530a7 Linux_Trojan_Gafgyt_f3d83a74 Linux_Trojan_Gafgyt_807911a2 Linux_Trojan_Gafgyt_e0673a90 Linux_Trojan_Gafgyt_a0a4de11 Linux_Trojan_Gafgyt_d4227dbf Linux_Trojan_Gafgyt_09c3070e Linux_Trojan_Gafgyt_46eec778 Linux_Trojan_Gafgyt_d996d335 Linux_Trojan_Gafgyt_d0c57a2e Linux_Trojan_Gafgyt_656bf077 Linux_Trojan_Gafgyt_620087b9 Linux_Trojan_Gafgyt_dd0d6173 Linux_Trojan_Gafgyt_779e142f Linux_Trojan_Gafgyt_cf84c9f2 Linux_Trojan_Gafgyt_0cd591cd Linux_Trojan_Gafgyt_33b4111a Linux_Trojan_Gafgyt_862c4e0e Linux_Trojan_Gafgyt_32eb0c81 Linux_Trojan_Gafgyt_a33a8363 Linux_Trojan_Mirai_3fe3c668 Linux_Trojan_Mirai_637f2c04 elf_bashlite_auto Linux_Gafgyt_May_2024

Link:

https://app.threat.zone/submission/2fe7e10b-7966-4dea-bb4c-d4f1cb3d2b0e

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/b443936b8cac69390e7f04299c84a36d82813a558bc2a11b5038967f7258c270

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_dedsec Create hunting rule
Author:	NDA0E
Description:	dedsec botnet

Rule name:	botnet_RyM Create hunting rule
Author:	NDA0E
Description:	RyM botnet

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

Rule name:	Linux_Trojan_Gafgyt_09c3070e Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_0cd591cd Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_28a2fe0c Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_32eb0c81 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_33b4111a Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_46eec778 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_620087b9 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_656bf077 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_779e142f Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_807911a2 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_862c4e0e 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_a33a8363 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_d0c57a2e 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_e0673a90 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_f3d83a74 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_3fe3c668 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_637f2c04 Create hunting rule
Author:	Elastic Security

Rule name:	Mal_LNX_Gafgyt_Botnet_ELF Create hunting rule
Author:	Phatcharadol Thangplub
Description:	Use to detect Gafgyt botnet, and there variants.

Rule name:	NET Create hunting rule
Author:	malware-lu

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

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

Mirai

elf b443936b8cac69390e7f04299c84a36d82813a558bc2a11b5038967f7258c270

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3419894/

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3419902/

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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