MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2a3fc6c5bf91df62bd406e9f6d082010283c564ac281a464757bf983bbf2e6f5. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2a3fc6c5bf91df62bd406e9f6d082010283c564ac281a464757bf983bbf2e6f5
SHA3-384 hash: 9394ffcac524071d0bda8a7161f59dd0cd285b88c00c291b5694f273e3a52c2840b044147ea439d35133653eb2a62d08
SHA1 hash: 148cf0b4d624360efcf6a1730cbee785a153b6eb
MD5 hash: 5deaf04e391f5687674da38e424a99a7
humanhash: maryland-happy-minnesota-cup
File name:uYtea.arc
Download: download sample
Signature Mirai
Create hunting rule
File size:117'288 bytes
First seen:2026-04-23 20:29:52 UTC
Last seen:2026-04-23 23:29:57 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:Rg4uLcytbI96ffY2aye7tcOiyRLqlqOgb3a10S/LWmoo:e4uLcytU96HY2JatcwRLqlqOgbWTqmo
TLSH T112B39DABF2071591C8A346F007CB4FDE6E1722C29F57C4E36C6E253E58750DB1A0AB86
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 :
67
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28959.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9941921-0
Create hunting rule

Unix.Trojan.Mirai-9943114-0
Create hunting rule

Unix.Trojan.Mirai-9950762-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-04-23T18:47:00Z UTC
Last seen:
2026-04-23T19:15:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/2a3fc6c5bf91df62bd406e9f6d082010283c564ac281a464757bf983bbf2e6f5/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f891a189-e0e2-46a0-b790-9047dbc5c4fe
Behavior Graph:
Download SVG
%3
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/8bbd08f2-0154-4b96-8d40-e418f0bd22b3
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2a3fc6c5bf91df62bd406e9f6d082010283c564ac281a464757bf983bbf2e6f5
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2a3fc6c5bf91df62bd406e9f6d082010283c564ac281a464757bf983bbf2e6f5/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/2a3fc6c5bf91df62bd406e9f6d082010283c564ac281a464757bf983bbf2e6f5
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-04-23 20:33:42 UTC
File Type:
ELF32 Little (Exe)
AV detection:
22 of 36 (61.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fi74nrn7shpwfpkan2pw2cbacaudyvskyka2izdvpp4yho7s432q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:demons botnet linux
Link:
https://tria.ge/reports/260423-zan6wafy8m/
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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:test_rule_vldslv
Create hunting rule
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 2a3fc6c5bf91df62bd406e9f6d082010283c564ac281a464757bf983bbf2e6f5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3829870/
  
Delivery method
Distributed via web download

Comments