MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 433c2d2aa95d85ea38f78ab9db385e2f107b92700564742108f197555bdffdbe. 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: 12

Intelligence 12 IOCs YARA 7 File information Comments

SHA256 hash:	433c2d2aa95d85ea38f78ab9db385e2f107b92700564742108f197555bdffdbe
SHA3-384 hash:	e4a28f4e004119d987bee31aa7538f18784c1e4cebba742308e8096f1d7e94fab7c1b6ed27dcccd9fff6e0a6fd9f2a92
SHA1 hash:	972b90a1f0c3c5605c67be139644c7d332890b8e
MD5 hash:	7efe19b381664804aba0f0f80eaa4471
humanhash:	twenty-jupiter-rugby-yankee
File name:	37.221.65.48-mipsel-2024-07-07T02:26:24
Download:	download sample
Signature	Mirai Create hunting rule
File size:	176'303 bytes
First seen:	2024-07-09 03:04:55 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:OGGeTG/IpVT/Aqs0BVgy2cZSH2O/Mmcal10R0sJ/uqs3CAg+RC3mrTimmaLE2qng:OGqIgxcovcFR/JtYCfmrThmaLEnn7gNb
TLSH	T1A204A53677615EB7D84ECE7301A985021C8CD95702E96BAFB3B0E518EB6B94F08D3D48
telfhash	t182317762513152182fb3dd28acbc567312222a3363583e716f25c5cc48370e1e93ae8f
Reporter	threatquery
Tags:	elf gafgyt mirai

Intelligence

File Origin

# of uploads :

# of downloads :

113

Origin country :

Vendor Threat Intelligence

Result

Verdict:

Malware

Maliciousness:

Behaviour

Receives data from a server

Sends data to a server

Connection attempt

Substitutes an application name

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

gafgyt gcc lolbin mirai remote

Link:

https://www.filescan.io/uploads/668ca8dffa6ffdddde472436/reports/019cb283-24eb-4bb9-aa61-996f13b11c46/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/433c2d2aa95d85ea38f78ab9db385e2f107b92700564742108f197555bdffdbe

Behaviour

no suspicious findings

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Result

Verdict:

MALICIOUS

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/68f3ff74-b451-4523-997d-e5e562f6bc18

Result

Threat name:

Gafgyt, Mirai

Detection:

malicious

Classification:

spre.troj

Score:

88 / 100

Link:

https://www.joesandbox.com/analysis/1469661

Signature

Antivirus / Scanner detection for submitted sample

Contains symbols with names commonly found in malware

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

Yara detected Gafgyt

Yara detected Mirai

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/433c2d2aa95d85ea38f78ab9db385e2f107b92700564742108f197555bdffdbe

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/433c2d2aa95d85ea38f78ab9db385e2f107b92700564742108f197555bdffdbe/

Threat name:

Linux.Backdoor.Gafgyt

Status:

Malicious

First seen:

2024-06-30 02:44:38 UTC

File Type:

ELF32 Little (Exe)

AV detection:

24 of 38 (63.16%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=im6c2kvjlwc6uohxrk45woc6f4ihxetqavshiiii6glvkw677w7a._file

Result

Malware family:

gafgyt

Score:

10/10

Tags:

family:gafgyt

Link:

https://tria.ge/reports/240709-dk6m1stakp/

Behaviour

Changes its process name

Reads system network configuration

Reads system routing table

Modifies Watchdog functionality

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

Threat name:

Mirai

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/433c2d2aa95d85ea38f78ab9db385e2f107b92700564742108f197555bdffdbe

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

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

Rule name:	Linux_Trojan_Gafgyt_28a2fe0c 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 433c2d2aa95d85ea38f78ab9db385e2f107b92700564742108f197555bdffdbe

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2945719/

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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