MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cd3553474afba34406ca288715a01c945dcf63adfd0cfdafbec47d074b86290f. 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 16 File information Comments

SHA256 hash:	cd3553474afba34406ca288715a01c945dcf63adfd0cfdafbec47d074b86290f
SHA3-384 hash:	171ce1180d7d1b3bde92d5720bff1f0c736a7d8d5a30470890d6c89d571804cb3964582f62e9d96cc98d83406fd5276f
SHA1 hash:	49d31918293370e2fd8d8cc69eaa55e1b1d04226
MD5 hash:	c15d6376b32cc8dd68079dc9fd244f6d
humanhash:	robert-hot-zulu-venus
File name:	cd3553474afba34406ca288715a01c945dcf63adfd0cfdafbec47d074b86290f
Download:	download sample
Signature	Mirai Create hunting rule
File size:	896'188 bytes
First seen:	2026-10-23 01:32:59 UTC
Last seen:	2026-10-23 02:01:46 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	24576:rLwDl2/SYwISmHcWPzrISuSCraBh91jTe:OYwIdMJaBh9s
TLSH	T1C5153B56F880DF62C5D1257AFA5F82A8331347B5C3EB720689199B343BD782F4B3A641
telfhash	t19911cb344b60552a4781cd00dcde6363212cca6a9b0dfeb7e9704a0c22010fed93bc8f
Magika	elf
Reporter	c2hunter
Tags:	elf mirai wraith

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Result

Verdict:

Malware

Maliciousness:

Behaviour

Connection attempt

Creating a file

Creating a file in the %temp% directory

Launching a process

Opens a port

Sets a written file as executable

Sends data to a server

Receives data from a server

Changes access rights for a file

Runs as daemon

Changes access rights for a written file

Manages services

Creates or modifies files in /cron to set up autorun

Kills critical processes

Substitutes an application name

Creates or modifies files to set up autorun

Performs a bruteforce attack in the network

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

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-10-22T23:52:00Z UTC

Last seen:

2026-10-24T18:19:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/cd3553474afba34406ca288715a01c945dcf63adfd0cfdafbec47d074b86290f/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/e6ce870b-50b7-4aa1-bca8-f7b52567eea3

Behavior Graph:

Download SVG

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/e5f3da32-ba5a-48b4-8df6-9ea1e781edb9

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/cd3553474afba34406ca288715a01c945dcf63adfd0cfdafbec47d074b86290f

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/cd3553474afba34406ca288715a01c945dcf63adfd0cfdafbec47d074b86290f/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-10-23 01:33:28 UTC

File Type:

ELF32 Little (Exe)

AV detection:

11 of 23 (47.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=zu2vgr2k7oruibwkfcdrlia4sro46y5n7ugp3l56yr6qos4gfehq._file

Result

Malware family:

n/a

Score:

9/10

Tags:

credential_access defense_evasion discovery execution persistence privilege_escalation

Link:

https://tria.ge/reports/261023-byqslsy12n/

Behaviour

Reads runtime system information

Writes file to shm directory

Writes file to tmp directory

Changes its process name

Reads system network configuration

Modifies Bash startup script

Reads process memory

Creates/modifies Cron job

Creates/modifies environment variables

Enumerates active TCP sockets

Enumerates running processes

Modifies init.d

Modifies rc script

Modifies systemd

File and Directory Permissions Modification

Modifies Watchdog functionality

Contacts a large (74765) amount of remote hosts

Creates a large amount of network flows

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/cd3553474afba34406ca288715a01c945dcf63adfd0cfdafbec47d074b86290f

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_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:	CVE_2017_17215 Create hunting rule
Author:	NDA0E
Description:	Detects exploitation attempt of CVE-2017-17215

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

Rule name:	F01_s1ckrule Create hunting rule
Author:	s1ckb017

Rule name:	ldpreload Create hunting rule
Author:	xorseed
Reference:	https://stuff.rop.io/

Rule name:	Linux_Exploit_CVE_2017_17215_8b78a857 Create hunting rule
Author:	Elastic Security
Description:	Exploit code used in the ZeroBot malware

Rule name:	linux_generic_ipv6_catcher Create hunting rule
Author:	@_lubiedo
Description:	ELF samples using IPv6 addresses

Rule name:	Linux_Trojan_Mirai_0bce98a2 Create hunting rule
Author:	Elastic Security

Rule name:	LIN_Malware_Unknown_ForgeAuto_0daebbb8 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (elf, etat binaire)

Rule name:	malwareelf55503 Create hunting rule

Rule name:	MAL_ARM_LNX_Mirai_Mar13_2022 Create hunting rule
Author:	Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:	Detects new ARM Mirai variant

Rule name:	MIRAI_OHSHIT_payload Create hunting rule
Author:	AfterPacket
Description:	MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures
Reference:	https://github.com/Afterpacket/drosera-threat-intel

Rule name:	setsockopt Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Hunts for setsockopt() red flags

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 cd3553474afba34406ca288715a01c945dcf63adfd0cfdafbec47d074b86290f

(this sample)

Link

http://85.215.73.250:80/bins/ksoftirqd

URLhaus

https://urlhaus.abuse.ch/url/3959086/

Delivery method

Distributed via web download

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