MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 291cfdca65e890c5038f4cb4b736f2c4921064b997ed369d5b29cfa647e8a436. 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: 11


Intelligence 11 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 291cfdca65e890c5038f4cb4b736f2c4921064b997ed369d5b29cfa647e8a436
SHA3-384 hash: 1cd61eca689bafdb41b2b63ba735b27483bf9f17adb57dc6fadb180406f221db3dbdefa1bce2081f9f6ed2cf25eeb556
SHA1 hash: fc0ec3b065a04e7f7523611d00d3185f849e6b29
MD5 hash: d52e3ca02d907a15c4ee9e01f50dc823
humanhash: ten-seventeen-missouri-chicken
File name:jklx86
Download: download sample
Signature Mirai
Create hunting rule
File size:92'924 bytes
First seen:2026-06-08 02:25:37 UTC
Last seen:2026-06-08 08:08:18 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:yUOZc8RHwCaFtFAtl8rkZ7MFYZ4OKwI2JU7asHtWUW6kNPE/TU0E:yluOwCStFAj8w1sYbKwIaU75w9xN0E
TLSH T1C5937BC2E683D8F1F8160136603BF3376632DDB90968FEE3F7559632A4219A0B546B4D
telfhash t1d431b4fa67360ce9abd09951f20d9720fd0dab7b215476a309a32474215dd43837bc3a
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

Intelligence

File Origin
# of uploads :
2
# of downloads :
59
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Mirai.9806.6747.12399.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
DNS request
Runs as daemon
Receives data from a server
Creating a file
Connection attempt
Sends data to a server
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6a262828099ef368af268964/reports/e2a69f05-5fb4-405a-b0c9-95f48db680bd/overview
Verdict:
Adware
File Type:
elf.32.le
First seen:
2026-06-07T18:16:00Z UTC
Last seen:
2026-06-09T20:25:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/291cfdca65e890c5038f4cb4b736f2c4921064b997ed369d5b29cfa647e8a436/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/69c755ed-1b28-4072-aec2-05a56e1fd6ab
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/291cfdca65e890c5038f4cb4b736f2c4921064b997ed369d5b29cfa647e8a436
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/291cfdca65e890c5038f4cb4b736f2c4921064b997ed369d5b29cfa647e8a436/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/291cfdca65e890c5038f4cb4b736f2c4921064b997ed369d5b29cfa647e8a436
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-06-08 02:26:46 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 37 (56.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=feop3stf5cimka4pjs2lonxsysjbazfzs7wtnhk3fhh2mr7iuq3a._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery linux
Link:
https://tria.ge/reports/260608-cwmtlsfz9v/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Renames itself
Contacts a large (106764) 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:
Malicious File
Score:
0.93
Link:
https://yomi.yoroi.company/submissions/291cfdca65e890c5038f4cb4b736f2c4921064b997ed369d5b29cfa647e8a436

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_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
Create hunting rule
Author:Elastic Security
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 291cfdca65e890c5038f4cb4b736f2c4921064b997ed369d5b29cfa647e8a436

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3858048/
  
Delivery method
Distributed via web download

Comments