MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 131521c69afb2adb0bae1c737f067d45a844ad43b1872a8e6d77d34ee49fc2ac. 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: 8

Intelligence 8 IOCs YARA 3 File information Comments

SHA256 hash:	131521c69afb2adb0bae1c737f067d45a844ad43b1872a8e6d77d34ee49fc2ac
SHA3-384 hash:	8b17a75ff2909e35f173ce8d4d06e76cde43cc966e5aa3e5b27e54508b6045ae41beb806c65fd021d6bfd393da3dc377
SHA1 hash:	30cf5360daf95a6626834fbc8b9a7e7e77d9f436
MD5 hash:	fbc5bf1b7cc216eb53910fb079a00a48
humanhash:	kilo-minnesota-mockingbird-montana
File name:	morte.arm5
Download:	download sample
Signature	Mirai Create hunting rule
File size:	33'216 bytes
First seen:	2025-12-04 00:42:11 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	768:7cSschzUWPugiQ8zfIrDqUO8i0m0QQViwmsNS8Dzffbs3Uozl:7cSsjuFyg/qUO3ZBomgSSzWzl
TLSH	T144E2E12A31CAB465D4B16C76CDBEC2A439AE2A75F9B233FE1D100D7761E509206F8213
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 UPX

UPX packed

This file is packed with UPX. We have therefore unpacked the file. Below is furhter information about the unpacked (de-compressed) file.

File size (compressed) :	33'216 bytes
File size (de-compressed) :	92'832 bytes
Format:	linux/arm
Unpacked file:	e52ab23f959a3b6950d3ce6a8f0f3babe9db1589815a46a7d0542d197e6d4d38

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/9ecb946e-7ff9-4201-b612-bebe00d377f3/

Gathering data

Result

Verdict:

Malware

Maliciousness:

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

gafgyt masquerade mirai obfuscated packed upx

Link:

https://www.filescan.io/uploads/6930d8e8d12d1c79d428ec26/reports/a3084567-1cdf-40a5-b88f-0750fadb998d/overview

Result

Gathering data

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/d00b2275-ebd0-4619-9186-f5b71488594d

Result

Threat name:

Mirai

Detection:

malicious

Classification:

troj.evad

Score:

68 / 100

Link:

https://www.joesandbox.com/analysis/1825996

Signature

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Sample is packed with UPX

Yara detected Mirai

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/131521c69afb2adb0bae1c737f067d45a844ad43b1872a8e6d77d34ee49fc2ac

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/131521c69afb2adb0bae1c737f067d45a844ad43b1872a8e6d77d34ee49fc2ac/

Threat name:

Linux.Backdoor.Mirai

Status:

Malicious

First seen:

2025-12-04 00:43:21 UTC

File Type:

ELF32 Little (Exe)

AV detection:

13 of 36 (36.11%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=cmksdru27mvnwc5odrzx6bt5iwuejlkdwgdsvdtno7ju5ze7ykwa._file

Result

Malware family:

n/a

Score:

5/10

Tags:

upx

Link:

https://tria.ge/reports/251204-a2ghnswqft/

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

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_generic_ipv6_catcher Create hunting rule
Author:	@_lubiedo
Description:	ELF samples using IPv6 addresses

Rule name:	SUSP_ELF_LNX_UPX_Compressed_File Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects a suspicious ELF binary with UPX compression
Reference:	Internal Research