MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff4eb146c87f6f5f2143a184ed16b7a6cf818edf8c9bcb8dea9fadc4c8ef7d22. 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: 10

Intelligence 10 IOCs YARA 11 File information Comments

SHA256 hash:	ff4eb146c87f6f5f2143a184ed16b7a6cf818edf8c9bcb8dea9fadc4c8ef7d22
SHA3-384 hash:	9142c95b77ae13eb32c5a97e1c2ec2c034be437c0724a6c4f5cfd227e949a2a70c29562a0a3bf1d6f6ca910b3391565f
SHA1 hash:	98de02a604d735d924fc890255fe7316de335b9c
MD5 hash:	3899852cdb99349e161fdb2367603a61
humanhash:	september-pasta-foxtrot-indigo
File name:	kaf.arm5
Download:	download sample
Signature	Mirai Create hunting rule
File size:	1'177'464 bytes
First seen:	2026-05-17 15:57:35 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	24576:oelF5hHcgxUT7dO05I6Iz+rrkfm+l4O4O0wdO:blFfxyrrUXd
TLSH	T17D454A55F880DB61C6C02976F65D86AC73034B79D3EB7106C9254B343BEB86B0E3BA46
telfhash	t10ef07d74efc9058c5fd042590a19a0374dd971589b423995cd1e9aae1503fb7715d831
Magika	elf
Reporter	abuse_ch
Tags:	elf Hajime mirai

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Detection(s):

Sanesecurity.Malware.29052.TSource.UNOFFICIAL

Sanesecurity.Malware.32138.LX.BOT.UNOFFICIAL

Unix.Trojan.Gafgyt-9939811-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Connection attempt

Creating a file

Changes access rights for a written file

Locks files

Launching a process

Receives data from a server

Sets a written file as executable

Runs as daemon

Manages services

DNS request

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

Sends data to a server

Creating a file in the %temp% directory

Creates or modifies files in /cron to set up autorun

Substitutes an application name

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

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

gafgyt gcc hajime masquerade rust

Link:

https://www.filescan.io/uploads/6a09e5b1efbd399b39b52c9d/reports/df489432-e5a9-41d0-9e3e-e6dd99944578/overview

Verdict:

Malicious

Uses P2P?:

true

Uses anti-vm?:

false

Architecture:

arm

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/ff4eb146c87f6f5f2143a184ed16b7a6cf818edf8c9bcb8dea9fadc4c8ef7d22

Behaviour

Persistence

Process Renaming

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

type: 144.217.167.73:33445
type: 24.87.200.32:33445
type: 49.12.229.145:33445
type: 188.225.9.167:33445
type: 3.0.24.15:33445
type: 139.162.110.188:33445
type: 49.13.50.193:33445
type: 172.105.109.31:33445
type: 91.146.66.26:33445
type: 172.104.215.182:33445
type: 114.35.245.150:33445
type: 51.79.254.78:33445
type: 104.244.74.69:33445
type: 188.214.122.30:33445
type: 43.198.227.166:33445
type: 95.181.230.108:33445
type: 141.95.53.16:33445
type: 188.245.84.166:33445
type: 86.107.187.54:33445
type: 119.59.101.63:33445
type: 167.17.40.142:33445
type: 13.233.163.211:33445
type: 193.24.123.85:33445
type: 10.0.2.255:33445
type: 255.255.255.255:33445
type: 80.80.148.209:33445
type: 80.82.54.246:33445
type: 92.205.26.97:33445
type: 135.181.112.37:33445
type: 51.161.5.208:33445
type: 79.230.98.160:33445
type: 93.235.212.5:33445
type: 176.120.22.58:33445
type: 91.199.163.70:33445
type: 185.95.231.114:33445
type: 159.253.120.5:33445
type: 45.227.253.95:33445
type: 37.27.186.114:33445
type: 192.3.101.104:33445
type: 80.222.58.160:33445
type: 185.132.176.81:33445
type: 186.19.167.69:33445
type: 31.17.246.34:33445
type: 46.4.122.30:33445
type: 90.52.143.62:33445
type: 37.120.222.154:33445
type: 79.125.79.101:33445
type: 91.99.49.133:33021
type: 91.99.2.79:33021
type: 128.136.59.154:33509
type: 10.0.2.255:33509
type: 255.255.255.255:33509
type: 37.27.0.64:33018
type: 45.9.120.128:33476
type: 10.0.2.255:33476
type: 255.255.255.255:33476
type: 91.99.2.79:33010
type: 37.27.0.64:33013
type: 10.0.2.255:33446
type: 255.255.255.255:33446
type: 5.9.81.109:33446
type: 54.228.1.245:33446
type: 10.0.2.255:33452
type: 255.255.255.255:33452
type: 128.136.59.154:33452
type: 45.9.120.128:33479
type: 10.0.2.255:33479
type: 255.255.255.255:33479
type: 65.108.247.226:33009
type: 138.199.203.211:33009
type: 168.119.185.202:33015
type: 65.108.247.226:33015
type: 49.13.120.181:33015
type: 45.9.120.128:33496
type: 10.0.2.255:33496
type: 255.255.255.255:33496
type: 10.0.2.255:33458
type: 255.255.255.255:33458
type: 45.9.120.128:33458
type: 91.99.50.215:33023
type: 10.0.2.255:33503
type: 255.255.255.255:33503
type: 128.136.59.155:33503
type: 91.99.2.219:33008
type: 168.119.185.202:33003
type: 176.162.77.157:24888
type: 88.99.185.158:33012

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-04-22T00:36:00Z UTC

Last seen:

2026-04-22T01:02:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/ff4eb146c87f6f5f2143a184ed16b7a6cf818edf8c9bcb8dea9fadc4c8ef7d22/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/8f75037d-f4f4-41f1-8721-fe9286198857

Behavior Graph:

Download SVG

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/85c0e9fc-b05f-40be-8499-97a42dc1de0e

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/ff4eb146c87f6f5f2143a184ed16b7a6cf818edf8c9bcb8dea9fadc4c8ef7d22

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/ff4eb146c87f6f5f2143a184ed16b7a6cf818edf8c9bcb8dea9fadc4c8ef7d22/

Threat name:

Linux.Trojan.Hajime

Status:

Malicious

First seen:

2026-04-22 08:53:56 UTC

File Type:

ELF32 Little (Exe)

AV detection:

12 of 36 (33.33%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=75hlcrwip5xv6ikdugco2fvxu3hyddw7rsn4xdpkt6w4jshppura._file

Result

Malware family:

n/a

Score:

7/10

Tags:

discovery execution persistence privilege_escalation

Link:

https://tria.ge/reports/260517-tebhpaay8w/

Behaviour

Reads runtime system information

Writes file to tmp directory

Changes its process name

Creates/modifies Cron job

Modifies rc script

Modifies systemd

Unexpected DNS network traffic destination

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/ff4eb146c87f6f5f2143a184ed16b7a6cf818edf8c9bcb8dea9fadc4c8ef7d22

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:	ach_202503_elf_Mirai Create hunting rule
Author:	abuse.ch
Description:	Detects Mirai 'TSource' ELF files

Rule name:	CP_Script_Inject_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	Detects attempts to inject code into another process across PE, ELF, Mach-O binaries

Rule name:	Detect_all_IPv6_variants Create hunting rule
Author:	Bierchermuesli
Description:	Generic IPv6 catcher

Rule name:	ELF_Mirai Create hunting rule
Author:	NDA0E
Description:	Detects multiple Mirai variants

Rule name:	enterpriseapps2 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Enterprise apps

Rule name:	F01_s1ckrule Create hunting rule
Author:	s1ckb017

Rule name:	iot_req_metachar Create hunting rule

Rule name:	malwareelf55503 Create hunting rule

Rule name:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

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/

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 ff4eb146c87f6f5f2143a184ed16b7a6cf818edf8c9bcb8dea9fadc4c8ef7d22

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3848873/

Delivery method

Distributed via web download

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