MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 90d738a8d650e3fefda9d7efa4baa11bd89ab05fcf0eb173e04aa01a52b465e2. 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 10 File information Comments

SHA256 hash:	90d738a8d650e3fefda9d7efa4baa11bd89ab05fcf0eb173e04aa01a52b465e2
SHA3-384 hash:	f37413ee5d7eee64c0d6d3d92cb2c7a5fc2e7ff514e89fd305ba41384c60f129646ce696d629bd1db9a78f20f6cf85a2
SHA1 hash:	3b0ac6aaabb3bf8058ca14f9c8ccc613cfa3ea71
MD5 hash:	89b40021747b730fd2ea38a7312f985f
humanhash:	four-six-pennsylvania-kilo
File name:	90d738a8d650e3fefda9d7efa4baa11bd89ab05fcf0eb173e04aa01a52b465e2
Download:	download sample
Signature	Mirai Create hunting rule
File size:	86'700 bytes
First seen:	2026-10-02 13:32:38 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:aVw5fDI9dJ+uQgpw6DI//N8jm+rKS2IWrLsP87NvPcfVA7KW54r:W4fwdIr6DI/jeK5IYLR7xay2
TLSH	T1FB833A89BEA10E9BC43FCE70465F021725EC4D9E92F2636A593CDC4D32AE64586D3D88
Magika	elf
Reporter	Anonymous
Tags:	elf mirai

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Result

Verdict:

Malware

Maliciousness:

Behaviour

Opens a port

Launching a process

Sets a written file as executable

Runs as daemon

Creating a file in the %temp% directory

Mounts file systems

Deleting a recently created file

Creating a file

Sends data to a server

Replaces system binary files

Substitutes an application name

Writes files to system directory

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

mirai

Link:

https://www.filescan.io/uploads/6abfb29b92cf86c5800d0c66/reports/a6b0616d-07a5-4795-961f-8ecc9181ea1b/overview

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-09-09T14:49:00Z UTC

Last seen:

2026-10-03T19:17:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/90d738a8d650e3fefda9d7efa4baa11bd89ab05fcf0eb173e04aa01a52b465e2/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/08c54a8e-c8c6-43ff-9b28-653ae5edff95

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/b0748029-f326-4d65-99d3-7df6b3132a7b

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/90d738a8d650e3fefda9d7efa4baa11bd89ab05fcf0eb173e04aa01a52b465e2

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/90d738a8d650e3fefda9d7efa4baa11bd89ab05fcf0eb173e04aa01a52b465e2/

Threat name:

Linux.Backdoor.Mirai

Status:

Malicious

First seen:

2026-09-10 12:31:00 UTC

File Type:

ELF32 Little (Exe)

AV detection:

18 of 38 (47.37%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=sdltrkgwkdr757nj27x2jovbdpmjvmc7z4hlc47ajkqbuuvumxra._file

Result

Malware family:

n/a

Score:

7/10

Tags:

defense_evasion discovery persistence

Link:

https://tria.ge/reports/261002-qtkhcsvhmb/

Behaviour

Reads runtime system information

Writes file to tmp directory

Changes its process name

Write file to user bin folder

File and Directory Permissions Modification

Modifies Watchdog functionality

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

Threat name:

Legit

Score:

0.20

Link:

https://yomi.yoroi.company/submissions/90d738a8d650e3fefda9d7efa4baa11bd89ab05fcf0eb173e04aa01a52b465e2

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:	Cling_Ngioweb_IoT_Proxy_bot Create hunting rule
Author:	eFeSpain
Description:	Cling/Ngioweb IoT bot (residential proxy, C2 disguised as STUN)
Reference:	https://blog.efespain.com/capitulo-19/

Rule name:	ELF_IoT_DVR_Botnet_Hama Create hunting rule
Author:	Serhii Kocherhan
Description:	Detects IoT/DVR botnet malware using /device.rsp exploit, /var/tmp/.hama persistence, anti-analysis, and process killing

Rule name:	ELF_IoT_DVR_Botnet_Hama_AntiDebug Create hunting rule
Author:	Serhii Kocherhan
Description:	Detects IoT/DVR botnet malware targeting ELF binaries with ptrace anti-debugging on ARM/MIPS

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:	ELF_IoT_Persistence_Hunt Create hunting rule
Author:	4r4
Description:	Hunts for ELF files with persistence and download capabilities

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

Rule name:	LIN_Downloader_Unknown_WgetChmodExecute Create hunting rule
Author:	Marjoriefort
Description:	Script shell downloader : wget+curl, chmod 777, execution, effacement (rm -rf) - botnet style
Reference:	misses_archive / grappe 5.182.210.174

Rule name:	NSVPS_Mirai_Busybox_Staging Create hunting rule
Author:	sanad (NSVPS-SOC)
Description:	Mirai-style busybox wget/tftp payload staging seen in NSVPS honeypot

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.

No further information available

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