MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef265095f6dbcb4977e0c1ea6ab3523e92c3d47328f91ebb7384383b7ef36842. 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: 11

Intelligence 11 IOCs YARA 5 File information Comments

SHA256 hash:	ef265095f6dbcb4977e0c1ea6ab3523e92c3d47328f91ebb7384383b7ef36842
SHA3-384 hash:	f28fa94b00ea02c5797601347fd90cf5004290df707f07f84ad3ee752e5d9684e5ec94e4d0cb4bbf837a625ecd32f761
SHA1 hash:	69932898d337a6eb1c6a4bd3eab55c0383b5ffad
MD5 hash:	a05cd55e28485945f99bd1ead77d1c66
humanhash:	oklahoma-arkansas-mango-georgia
File name:	Space.arm6
Download:	download sample
Signature	Mirai Create hunting rule
File size:	40'332 bytes
First seen:	2025-08-26 16:19:17 UTC
Last seen:	2025-08-26 21:17:09 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	768:66OuFG5HGmxHDgXEEvJahY5QX7n9toRza1UO1cEn2HGR49q3UELyb:LGVHHZEBaKeD3o9a1j2HkLM
TLSH	T1C103E11272E1EAB5E0207536BABE8146259D6B3CD13676EF117C874A7CD3B11E67C00B
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) :	40'332 bytes
File size (de-compressed) :	87'348 bytes
Format:	linux/arm
Unpacked file:	4bf6efcb0a4868751c8342ef589e73d54d9c8b7c7dc45b6446108ace278b0dca

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Linux.Siggen.9999.20908.17585.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

masquerade obfuscated packed threat upx

Link:

https://www.filescan.io/uploads/68addf167137d684583e339b/reports/baea9c2a-5a4a-4f39-a7be-a13a57438757/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

arm

Packer:

UPX

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/ef265095f6dbcb4977e0c1ea6ab3523e92c3d47328f91ebb7384383b7ef36842

Behaviour

no suspicious findings

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

First seen:

2025-08-26T14:09:00Z UTC

Last seen:

2025-08-26T14:09:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/ef265095f6dbcb4977e0c1ea6ab3523e92c3d47328f91ebb7384383b7ef36842/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/b79228e4-212c-41bb-a8a8-3d404206cd36

Behavior Graph:

Download SVG

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/32f4577e-5b20-46e4-bce7-1e31199d0bf2

Result

Threat name:

Mirai

Detection:

malicious

Classification:

troj.evad

Score:

68 / 100

Link:

https://www.joesandbox.com/analysis/1765657

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/ef265095f6dbcb4977e0c1ea6ab3523e92c3d47328f91ebb7384383b7ef36842

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/ef265095f6dbcb4977e0c1ea6ab3523e92c3d47328f91ebb7384383b7ef36842/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2025-08-26 16:23:34 UTC

File Type:

ELF32 Little (Exe)

AV detection:

15 of 36 (41.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=54tfbfpw3pfus57ayhvgvm2sh2jmhvdtfd4r5o3tqq4dw7xtnbba._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet:lzrd botnet discovery upx

Link:

https://tria.ge/reports/250826-ttv6mshq2y/

Behaviour

Reads runtime system information

Mirai

Mirai family

Verdict:

Unknown

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/33040520-cf83-4030-8668-5f1b05be7dde

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

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/ef265095f6dbcb4977e0c1ea6ab3523e92c3d47328f91ebb7384383b7ef36842

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:	CP_AllMal_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication

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

Rule name:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)