MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 38b2745a71a659c19684f8ccc326eccbb6cdfa24ce837fd446b8dd2f9f87ecd5. 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 22 File information Comments

SHA256 hash:	38b2745a71a659c19684f8ccc326eccbb6cdfa24ce837fd446b8dd2f9f87ecd5
SHA3-384 hash:	520b673f6a6490bc783c1db2e1018ebca8b688f3139c64b8c6cbd7e94b1c33ce107eef68eb0ca2cf4409a7089414594d
SHA1 hash:	19a0fb47358e4a4cc651c64df724cfe76062f8cf
MD5 hash:	0ebf5fe43c8c75087f52abe2a0cbde82
humanhash:	venus-two-fifteen-crazy
File name:	bot.x86_64
Download:	download sample
Signature	Mirai Create hunting rule
File size:	143'832 bytes
First seen:	2025-02-26 09:17:27 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	3072:mTUTfCdO6FFto6H6EwKhc/t/ekNaogMewcgsK027uPOlM:mTUTfCdO6FFto6owwQdAM
TLSH	T19AE34A07B4C184FDC4DAC1B44B9FF53AED32B0AD1238B16B27D4AA222E59E215F1DA54
telfhash	t1785132b438253994b2fbba3ab30af991ac71095419e131d1dd73b8e2de167c40e72832
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 :

123

Origin country :

Vendor Threat Intelligence

Detection(s):

Verdict:

Malicious

Score:

92.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67bedc9628ab76d43a5d3c1alinux22vpnfull_triage

Tags:

mirai ddos

Result

Verdict:

Malware

Maliciousness:

Behaviour

Runs as daemon

Connection attempt

Receives data from a server

DNS request

Sends data to a server

Deletes a system binary file

Substitutes an application name

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

bash lolbin remote

Link:

https://www.filescan.io/uploads/67bedc5c6222db7f23dc1839/reports/a34a9145-cd49-4e0b-bb47-3b097a70a4c9/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/38b2745a71a659c19684f8ccc326eccbb6cdfa24ce837fd446b8dd2f9f87ecd5

Behaviour

Process Renaming

Botnet C2s

TCP botnet C2(s):

type:Moobot 89.190.156.158:47925

UDP botnet C2(s):

not identified

Result

Verdict:

UNKNOWN

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/93846526-1cd1-453c-947c-0f85ca9c2144

Result

Threat name:

Mirai, Gafgyt, Okiru

Detection:

malicious

Classification:

troj

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1624500

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/38b2745a71a659c19684f8ccc326eccbb6cdfa24ce837fd446b8dd2f9f87ecd5

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/38b2745a71a659c19684f8ccc326eccbb6cdfa24ce837fd446b8dd2f9f87ecd5/

Threat name:

Linux.Backdoor.Mirai

Status:

Malicious

First seen:

2025-02-26 09:18:10 UTC

File Type:

ELF64 Little (Exe)

AV detection:

20 of 38 (52.63%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=hczhiwtruzm4dfue7dgmgjxmzo3m36rez2bx7vcgxdos7h4h5tkq._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai discovery linux

Link:

https://tria.ge/reports/250226-k9nl3atqy5/

Behaviour

Reads runtime system information

Changes its process name

Enumerates running processes

Malware Config

C2 Extraction:

89.190.156.158

Verdict:

Malicious

Tags:

trojan mirai gafgyt Unix.Dropper.Mirai-7540662-0

YARA:

Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_9e9530a7 Linux_Trojan_Gafgyt_807911a2 Linux_Trojan_Gafgyt_ea92cca8 Linux_Trojan_Gafgyt_d4227dbf Linux_Trojan_Gafgyt_d996d335 Linux_Trojan_Gafgyt_d0c57a2e Linux_Trojan_Gafgyt_620087b9 Linux_Trojan_Gafgyt_0cd591cd Linux_Trojan_Gafgyt_33b4111a Linux_Trojan_Gafgyt_a33a8363 Linux_Trojan_Mirai_1e0c5ce0 Linux_Trojan_Mirai_520deeb8 Linux_Trojan_Mirai_6a77af0f Linux_Trojan_Mirai_01e4a728 Linux_Trojan_Mirai_e0cf29e2 Linux_Gafgyt_May_2024

Link:

https://app.threat.zone/submission/72559e12-ee9e-43fc-82b6-39043780101f

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/38b2745a71a659c19684f8ccc326eccbb6cdfa24ce837fd446b8dd2f9f87ecd5

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_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_0cd591cd Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_28a2fe0c 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_807911a2 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_9e9530a7 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_a33a8363 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_ea92cca8 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_01e4a728 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_1e0c5ce0 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_520deeb8 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_6a77af0f Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Mirai_e0cf29e2 Create hunting rule
Author:	Elastic Security

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

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 38b2745a71a659c19684f8ccc326eccbb6cdfa24ce837fd446b8dd2f9f87ecd5

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3356824/

Delivery method

Distributed via web download

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

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