MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7bf8bc7ab24bebe57d6d4e23c9aab9ab5ac8bd7cead81aa90f829043d03f396b. 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: 7

Intelligence 7 IOCs YARA 5 File information Comments

SHA256 hash:	7bf8bc7ab24bebe57d6d4e23c9aab9ab5ac8bd7cead81aa90f829043d03f396b
SHA3-384 hash:	242b733c2a773dc5d65a59431803d1dcbd0dc74ac12ffda038c442fc031a64d74e5751773b17047b21adbc8b5f67cc9d
SHA1 hash:	f65fa671f27f7f09628a20c24fcd5dd9fff784be
MD5 hash:	6bd2f58f99b989e2733cc5951c276747
humanhash:	potato-aspen-spring-twenty
File name:	x86_64
Download:	download sample
Signature	Mirai Create hunting rule
File size:	119'296 bytes
First seen:	2026-09-25 16:51:48 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	3072:A1REcTeWvRXyl6ThtDgUb5axDzWDj+idJWnft2Gf:oTZZXBtUhDzWDj+6Jo2I
TLSH	T1ADC312934B6FB898D9370FB74906AE80BA3250C71946567F08E5C7DAE8F7204A5B0739
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) :	119'296 bytes
File size (de-compressed) :	261'472 bytes
Format:	linux/amd64
Unpacked file:	e8c79d41f85b8862319985256fdabb6c253d74a71da83fbcb89f1a90b4de19c8

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/8a0b7746-909a-4b55-9cb0-6dac8e792cd3/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Mounts file systems

Opens a port

Sets a written file as executable

Launching a process

Manages services

Connection attempt

Runs as daemon

Changes the time when the file was created, accessed, or modified

Changes access rights for a written file

Creating a file

Creates directories

Substitutes an application name

Writes files to system directory

Creates or modifies files in /cron to set up autorun

Creates or modifies files to set up autorun

Deleting of the original file

Creates or modifies symbolic links in /init.d to set up autorun

Creates or modifies files in /init.d to set up autorun

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

packed upx

Link:

https://www.filescan.io/uploads/6ab6a6c597994182f00d8c04/reports/4dfa02b3-dcfc-431a-a571-7243bbb8f874/overview

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/33ddb663-ca85-4cd5-be9b-2e373e669e9f

Behavior Graph:

Download SVG

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/ad119cbf-363e-43fa-8910-a28c15e3c71b

Result

Threat name:

Mirai

Detection:

malicious

Classification:

spre.troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1978300

Signature

Drops files in suspicious directories

Executes the "crontab" command typically for achieving persistence

Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions

Multi AV Scanner detection for submitted file

Protects files from modification

Sample deletes itself

Sample is packed with UPX

Sample reads /proc/mounts (often used for finding a writable filesystem)

Sample tries to persist itself using /etc/profile

Sample tries to persist itself using cron

Sample tries to persist itself using System V runlevels

Sample tries to set files in /etc globally writable

Writes ELF files to hidden directories

Yara detected Mirai

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/7bf8bc7ab24bebe57d6d4e23c9aab9ab5ac8bd7cead81aa90f829043d03f396b

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/7bf8bc7ab24bebe57d6d4e23c9aab9ab5ac8bd7cead81aa90f829043d03f396b/

Threat name:

Linux.Network.Generic

Status:

Suspicious

First seen:

2026-09-25 16:52:18 UTC

File Type:

ELF64 Little (Exe)

AV detection:

6 of 36 (16.67%)

Threat level:

3/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=pp4ly6vsjpv6k7lnjyr4tkvzvnnmrpl45lmbvkipqkiehub7hfvq._file

Result

Malware family:

n/a

Score:

7/10

Tags:

credential_access discovery execution linux persistence privilege_escalation upx

Link:

https://tria.ge/reports/260925-vdghzswshs/

Behaviour

Enumerates kernel/hardware configuration

Reads runtime system information

Changes its process name

Reads process memory

UPX packed file

Creates/modifies Cron job

Enumerates running processes

Modifies init.d

Modifies rc script

Modifies systemd

Deletes itself

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/7bf8bc7ab24bebe57d6d4e23c9aab9ab5ac8bd7cead81aa90f829043d03f396b

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:	ELF_IoT_DVR_Botnet_Hama_UPX Create hunting rule
Author:	Serhii Kocherhan
Description:	Detects packed and unpacked ELF IoT/DVR botnet variants targeting UPX compression structures and uncompressed code

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:	TH_Generic_MassHunt_Linux_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Generic Linux malware mass-hunt rule - 2026
Reference:	https://cyfare.net/