MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ef8d3838f23d0147efbbfc2965b04bf7a42c9944601020735bd0c25a7a59c2c. 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: 10


Intelligence 10 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4ef8d3838f23d0147efbbfc2965b04bf7a42c9944601020735bd0c25a7a59c2c
SHA3-384 hash: da7f759a19fe94088ff57f269e48a63928a3899fa28ee372d5271481bec3894368bd4cf7472d903e7fb7cb5b6f9d2f0b
SHA1 hash: 3fa2d1e2feca817b3256eaaf1a33c35b291addac
MD5 hash: ab4a5f4a46e156a01cab862575d1484c
humanhash: missouri-missouri-coffee-beer
File name:arm6.uhavenobotsxd
Download: download sample
Signature Mirai
Create hunting rule
File size:111'828 bytes
First seen:2026-01-02 06:32:29 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:cJnEwxg1r5nfsHXGFFeA+COBH07ti57XMar1VCTCC5doimLfef778SYWmS:exa9scHlZihXMarZLfef7YSD
TLSH T1E6B33967F9919B11D5C215BBFA1E418E33130BB8D3EF72169E146F31238B96B0E7A406
telfhash t18ce068e1c660138c22c797c256de2723836c385e640092bf76d5efdf44038e8b02ae09
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 :
1
# of downloads :
37
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-10001386-0
Create hunting rule

Unix.Trojan.Mirai-10010127-0
Create hunting rule

Unix.Trojan.Mirai-10017351-0
Create hunting rule

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
mirai rust
Link:
https://www.filescan.io/uploads/695766a57d55b68cb20cbca6/reports/66b93715-8528-43d9-9efb-b6f81a68144f/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-02T03:37:00Z UTC
Last seen:
2026-01-02T05:42:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.ij HEUR:Backdoor.Linux.Gafgyt.gu
Link:
https://opentip.kaspersky.com/4ef8d3838f23d0147efbbfc2965b04bf7a42c9944601020735bd0c25a7a59c2c/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a14e6a07-bd79-4196-b8bd-08de2e9346c8
Behavior Graph:
Download SVG
%3 guuid=9106d3ad-1900-0000-60df-4f704f0b0000 pid=2895 /usr/bin/sudo guuid=ade824b0-1900-0000-60df-4f70520b0000 pid=2898 /tmp/sample.bin guuid=9106d3ad-1900-0000-60df-4f704f0b0000 pid=2895->guuid=ade824b0-1900-0000-60df-4f70520b0000 pid=2898 execve
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/80b17a5a-dc0d-43bd-b431-2e8b7c5036d1
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1843453
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4ef8d3838f23d0147efbbfc2965b04bf7a42c9944601020735bd0c25a7a59c2c
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4ef8d3838f23d0147efbbfc2965b04bf7a42c9944601020735bd0c25a7a59c2c/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/4ef8d3838f23d0147efbbfc2965b04bf7a42c9944601020735bd0c25a7a59c2c
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-02 06:33:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j34nha4pepibi7x3x7bjmwyex55efsmuiyaqebzvxugclj5ftqwa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/260102-hbdyvs1nbj/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-10001386-0
YARA:
n/a
Link:
https://app.threat.zone/submission/3246827d-fa7b-4388-ba16-e50d68621233
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/4ef8d3838f23d0147efbbfc2965b04bf7a42c9944601020735bd0c25a7a59c2c

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
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 4ef8d3838f23d0147efbbfc2965b04bf7a42c9944601020735bd0c25a7a59c2c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3686385/
  
Delivery method
Distributed via web download

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