MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef03f76f01d6d709a698047e094bb7525a7f5b7adf2a6166559949d52be6bcd7. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef03f76f01d6d709a698047e094bb7525a7f5b7adf2a6166559949d52be6bcd7
SHA3-384 hash: d8482155214df02c8a40839cc76233609c4cd46f8bd0e81b14c8bf770d824d0a526144e6522aaf489ee2f302b13d3670
SHA1 hash: e497ad59ff3b89c1dad3054e28d04683f1234a70
MD5 hash: 8b79ca73f2c445197e98176ba6819296
humanhash: louisiana-twenty-winner-winner
File name:boota.m68k
Download: download sample
Signature Mirai
Create hunting rule
File size:68'788 bytes
First seen:2026-02-13 19:37:49 UTC
Last seen:2026-02-14 02:38:05 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:W+pyeg8J2qJdg5z9C9/ki9Z8yhrjWFNDLCnzBu27YIR+HU+:npy0b9si9r9oDLuzMb0+
TLSH T18B633BDAB800DDBDF80BD77F48670505B231A79515830F3627ABBDA3AD731A80962F46
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
59
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/815ca92a-bfaa-4872-b45f-bf6c11b2c93b/
Detection(s):
Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-6981989-0
Create hunting rule

Unix.Trojan.Gafgyt-7782058-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

Unix.Dropper.Mirai-10008433-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Unix.Trojan.Mirai-10028946-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/698f7dcd981ff1d38a553cca/reports/2d548a3c-ad67-47c3-9e95-324f3bf44482/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/fd22e2f6-32b1-40e4-b313-b85cfd8be52f
Behavior Graph:
Download SVG
%3 guuid=7141b621-1a00-0000-359b-e97cf60a0000 pid=2806 /usr/bin/sudo guuid=8297a324-1a00-0000-359b-e97cfb0a0000 pid=2811 /tmp/sample.bin guuid=7141b621-1a00-0000-359b-e97cf60a0000 pid=2806->guuid=8297a324-1a00-0000-359b-e97cfb0a0000 pid=2811 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/4f4c6c8f-9ce4-4bd9-978d-b8af040b9673
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ef03f76f01d6d709a698047e094bb7525a7f5b7adf2a6166559949d52be6bcd7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ef03f76f01d6d709a698047e094bb7525a7f5b7adf2a6166559949d52be6bcd7/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-13 19:44:18 UTC
File Type:
ELF32 Big (Exe)
AV detection:
13 of 36 (36.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=54b7o3yb23lqtjuyar7ass5xkjnh6w3234vgczsvtfe5kk7gxtlq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/260213-ycnsfsdy4g/
Please note that we are no longer able to provide a coverage score for Virus Total.

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_Generic_Threat_3bcc1630
Create hunting rule
Author:Elastic Security
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 ef03f76f01d6d709a698047e094bb7525a7f5b7adf2a6166559949d52be6bcd7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3777332/
  
Delivery method
Distributed via web download

Comments