MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b138dd673640dc611a8b5883301e5b77e6564d43a8462264f50260f674a8ef4. 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: 5

Intelligence 5 IOCs YARA 5 File information Comments

SHA256 hash:	6b138dd673640dc611a8b5883301e5b77e6564d43a8462264f50260f674a8ef4
SHA3-384 hash:	b919bc8bdf8dcfef3f83394fd11ee880e95d564d306f63707744750a1e09e4663e4b45c3f30f98b9e7b155aa83728a82
SHA1 hash:	d17aed479f4edcb9763f0d99ababe57dc4818083
MD5 hash:	788c6c3194ad8e4b65e6de72a69032f3
humanhash:	zulu-two-fruit-idaho
File name:	6b138dd673640dc611a8b5883301e5b77e6564d43a8462264f50260f674a8ef4.elf
Download:	download sample
Signature	Mirai Create hunting rule
File size:	138'600 bytes
First seen:	2026-09-25 11:54:18 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	3072:KAZAGI+T66gB1qcehN99rSmTI6VVVknAOnwucz6:xZC9BihX93c6vVkAk4z6
TLSH	T139D3290275D198FDD0C7C1709B6FD12ADA72F88D62307E5F3B906F612E6AE215B0A781
telfhash	t17f511eb01f417da972d39b1ab34d9eb5f876066400f175ea9a53ade0cdb63c40ee10d2
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	whack_sh
Tags:	elf mirai

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Result

Verdict:

Malware

Maliciousness:

Behaviour

DNS request

Sets a written file as executable

Sends data to a server

Receives data from a server

Creating a file

Runs as daemon

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

Kills processes

Opens a port

Connection attempt

Mounts file systems

Substitutes an application name

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

expand golang lolbin

Link:

https://www.filescan.io/uploads/6ab66125103c86284d5be83e/reports/78ae31a1-b842-409c-9dbf-f9aae89f4ce1/overview

Verdict:

Unknown

File Type:

elf.64.le

First seen:

2026-09-23T16:52:00Z UTC

Last seen:

2026-09-25T09:55:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/6b138dd673640dc611a8b5883301e5b77e6564d43a8462264f50260f674a8ef4/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/c5a3d3a8-545c-4b47-a498-c27c4f273c83

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/a904b0b0-3d94-4574-8a43-285b4515e65a

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/6b138dd673640dc611a8b5883301e5b77e6564d43a8462264f50260f674a8ef4

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/6b138dd673640dc611a8b5883301e5b77e6564d43a8462264f50260f674a8ef4/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=nmjy3vttmqg4meniwwedgapfw57gkzguhkcgejspkata6z2kr32a._file

Result

Malware family:

n/a

Score:

7/10

Tags:

antivm credential_access defense_evasion discovery linux

Link:

https://tria.ge/reports/260925-n3khlsvflb/

Behaviour

Reads runtime system information

Changes its process name

Checks CPU configuration

Reads system network configuration

Reads process memory

Enumerates running processes

Reads system routing table

Modifies Watchdog functionality

Renames itself

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:

0.26

Link:

https://yomi.yoroi.company/submissions/6b138dd673640dc611a8b5883301e5b77e6564d43a8462264f50260f674a8ef4

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:	deepfield_potassium_mirai_variant Create hunting rule
Author:	Nokia Deepfield ERT
Description:	Detects Potassium, a Mirai-derived DDoS bot: static ChaCha20 config-table key/nonce and 19-byte C2 registration header, constant across every build since 2026-03
Reference:	https://github.com/deepfield/public-research/blob/main/potassium/report.md

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

Rule name:	MIRAI_TELNETCURL_payload Create hunting rule
Author:	AfterPacket
Description:	Mirai-lineage ELF payload carrying the leaked-source decoy domain
Reference:	https://github.com/Afterpacket/drosera-threat-intel

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 6b138dd673640dc611a8b5883301e5b77e6564d43a8462264f50260f674a8ef4

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3922561/

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