MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b97dac4246d59e1b67a5a026d3b6bd0ed33b464e95a4baca9bb5c0eb27509cdc. 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: 13

Intelligence 13 IOCs YARA 3 File information Comments

SHA256 hash:	b97dac4246d59e1b67a5a026d3b6bd0ed33b464e95a4baca9bb5c0eb27509cdc
SHA3-384 hash:	26bc76796041a8952ff1614325b1b3b9e8a5814aa6fef3371f0fbc46dc1eefe2f076c0ce959ddf40ad074b58e2713946
SHA1 hash:	2cf9f6d942700ed8130997ac2e47c6f2fe7bf8fd
MD5 hash:	3745bfd8a87754af6bde886733f58cd1
humanhash:	eighteen-montana-october-delta
File name:	morte.i686
Download:	download sample
Signature	Mirai Create hunting rule
File size:	39'336 bytes
First seen:	2025-11-03 14:58:05 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	768:tYpngxlN00XZXGHumvybL1G9qF6SuB1VPm0oQz0daxwgKpjwVeu6kdilIDLB0nba:tY1gXNjBma5vCPgA0dax9CjwVejkdLK2
TLSH	T1C603F160F5952903F7AE833501DEBB1F2A54D88BC27D484BA504E4B3680AFD4BF68BD5
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) :	39'336 bytes
File size (de-compressed) :	83'124 bytes
Format:	linux/i386
Unpacked file:	647f99af90d4735a36f7d7f2c863519e481540d9ed20e46d7db137ecd3f38f1b

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Detection(s):

Unix.Dropper.Mirai-7135858-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Connection attempt

Changes access rights for a written file

Sends data to a server

Receives data from a server

Changes access rights for a file

Runs as daemon

Opens a port

DNS request

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

masquerade obfuscated packed upx

Link:

https://www.filescan.io/uploads/6908c40ca3d16310952b369b/reports/8b6c1aa5-64c6-4a04-9448-fce8528b7e9f/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

x86

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/b97dac4246d59e1b67a5a026d3b6bd0ed33b464e95a4baca9bb5c0eb27509cdc

Behaviour

Information Gathering

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2025-11-03T12:09:00Z UTC

Last seen:

2025-11-04T10:24:00Z UTC

Hits:

~10

Detections:

HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj

Link:

https://opentip.kaspersky.com/b97dac4246d59e1b67a5a026d3b6bd0ed33b464e95a4baca9bb5c0eb27509cdc/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/1dd78c7d-6034-4ce8-9400-8ea6933d8ab6

Behavior Graph:

Download SVG

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/f4e6b03d-6c2d-4d41-be29-7cb69d1a1b8b

Result

Threat name:

n/a

Detection:

malicious

Classification:

evad

Score:

60 / 100

Link:

https://www.joesandbox.com/analysis/1807024

Signature

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Sample is packed with UPX

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/b97dac4246d59e1b67a5a026d3b6bd0ed33b464e95a4baca9bb5c0eb27509cdc

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b97dac4246d59e1b67a5a026d3b6bd0ed33b464e95a4baca9bb5c0eb27509cdc/

Verdict:

Malicious

Threat:

Family.MIRAI

Link:

https://tip.neiki.dev/file/b97dac4246d59e1b67a5a026d3b6bd0ed33b464e95a4baca9bb5c0eb27509cdc

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2025-11-03 15:03:59 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=xf62yqsg2wpbwz5fuatnhnv5b3jtwrsoswslvsu3wxaowj2qttoa._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet defense_evasion discovery linux upx

Link:

https://tria.ge/reports/251103-seqryasnak/

Behaviour

Reads runtime system information

Enumerates running processes

Writes file to system bin folder

Modifies Watchdog functionality

Mirai

Mirai family

Verdict:

Malicious

Tags:

Unix.Dropper.Mirai-7135858-0

YARA:

n/a

Link:

https://app.threat.zone/submission/99c6c125-56fd-474a-b05d-e1250fbdda2e

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

Threat name:

Suspicious File

Score:

0.65

Link:

https://yomi.yoroi.company/submissions/b97dac4246d59e1b67a5a026d3b6bd0ed33b464e95a4baca9bb5c0eb27509cdc

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