MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81c87b7b5209318c4affb895fe8a73ee184ae81b6f03add41b28c5ab500fe655. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 81c87b7b5209318c4affb895fe8a73ee184ae81b6f03add41b28c5ab500fe655
SHA3-384 hash: c75642e539092eccbacbae37759d2e2d368147961cff0c95a742a08b12be75793ec4d5f9cb1809105d8cc459d02bca36
SHA1 hash: 6a48d2484347bb300c4e034fa8698e1adc94f1ce
MD5 hash: b54012ce6d97e9aa581f521898b9d8d3
humanhash: pip-kilo-purple-pluto
File name:m68k
Download: download sample
Signature Mirai
Create hunting rule
File size:106'760 bytes
First seen:2026-06-19 16:24:00 UTC
Last seen:2026-06-20 15:55:17 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:iPhR5NhZp+huOzP6DxHd8P9foRRfZAuDbAV3GNPt8Qkea:ip3PSVWxHcqRhzhNPt8Qkea
TLSH T1B8A35D97F401EE7DF80BD5BA04670A0AF630E3E51B930B366397BD67ED351A50826E81
Magika elf
Reporter BlinkzSec
Tags:mirai

Intelligence

File Origin
# of uploads :
4
# of downloads :
55
Origin country :
SE SE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/57e23566-42de-431e-ac6f-ffb11ed6eaf2/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

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

Unix.Dropper.Mirai-7135890-0
Create hunting rule

Unix.Dropper.Mirai-7135939-0
Create hunting rule

Unix.Dropper.Mirai-7136025-0
Create hunting rule

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

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

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

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

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

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

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/6a356def90632a45f72d94df/reports/97930d21-b881-4e8c-ae4a-0cc128cde6c9/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-06-15T18:43:00Z UTC
Last seen:
2026-06-20T23:22:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/81c87b7b5209318c4affb895fe8a73ee184ae81b6f03add41b28c5ab500fe655/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/09d1cf64-f5b1-433d-a4b5-f696b394d728
Behavior Graph:
Download SVG
%3 guuid=b2c093a6-1e00-0000-1d7a-60e963110000 pid=4451 /usr/bin/sudo guuid=d0584ba9-1e00-0000-1d7a-60e96c110000 pid=4460 /tmp/sample.bin guuid=b2c093a6-1e00-0000-1d7a-60e963110000 pid=4451->guuid=d0584ba9-1e00-0000-1d7a-60e96c110000 pid=4460 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/0fb3517a-4f41-47ac-b61f-e764ca50941d
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/81c87b7b5209318c4affb895fe8a73ee184ae81b6f03add41b28c5ab500fe655
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/81c87b7b5209318c4affb895fe8a73ee184ae81b6f03add41b28c5ab500fe655/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-06-15 20:40:48 UTC
File Type:
ELF32 Big (Exe)
AV detection:
20 of 36 (55.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qhehw62sbeyyysx7xck75ctt5ymev2a3n4b23va3fdc2wuap4zkq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260619-twmmaaay3t/
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/81c87b7b5209318c4affb895fe8a73ee184ae81b6f03add41b28c5ab500fe655

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: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: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 81c87b7b5209318c4affb895fe8a73ee184ae81b6f03add41b28c5ab500fe655

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3867687/
  
Delivery method
Distributed via web download

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