MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 637b64d25ec0a4bf85e9d6b9444049578d0b10db6f730214da8261ec89ac19a7. 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: 637b64d25ec0a4bf85e9d6b9444049578d0b10db6f730214da8261ec89ac19a7
SHA3-384 hash: 52fb255f98208d7992628a2b7c50bfa5dc208d3b667da1237c00eed6075098c92c194177ee82240c58e501635bf96e9e
SHA1 hash: f4ed067de83e91aaabea476351284d15dd3db981
MD5 hash: 77b52be0bc65814f91d14ce84fc0c5c7
humanhash: comet-bluebird-five-foxtrot
File name:micro.m68k
Download: download sample
Signature Mirai
Create hunting rule
File size:157'504 bytes
First seen:2026-05-09 13:09:05 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:froAgUEFxOAaLfPd5g8FhPsiQJVHjbiYLQP6GzyJV+9nx:UAgUEOfPd5HFOiQHLayJw9x
TLSH T1F9F33ACBF800DDBDF81AE33B08130909B530BBD154925B37625779BBEC3A1991967E86
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
55
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/6d1c578a-4d8b-410c-9bf9-7b31e3ac92af/
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-7136013-0
Create hunting rule

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

Unix.Trojan.Mirai-8025795-0
Create hunting rule

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

Unix.Trojan.Mirai-9858729-0
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-10012509-0
Create hunting rule

Unix.Trojan.Mirai-10017111-0
Create hunting rule

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

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
condi exploit gafgyt masquerade mirai
Link:
https://www.filescan.io/uploads/69ff3204792fe2d217ae5ee4/reports/267687fe-3745-45d8-be0b-103a3264858d/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-05-09T09:29:00Z UTC
Last seen:
2026-05-11T04:46:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/637b64d25ec0a4bf85e9d6b9444049578d0b10db6f730214da8261ec89ac19a7/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b04ff184-aa68-4764-b3bd-8eb34ef24dcb
Behavior Graph:
Download SVG
%3 guuid=e0c5f0ef-1a00-0000-cef2-9886110b0000 pid=2833 /usr/bin/sudo guuid=23263cf2-1a00-0000-cef2-9886130b0000 pid=2835 /tmp/sample.bin guuid=e0c5f0ef-1a00-0000-cef2-9886110b0000 pid=2833->guuid=23263cf2-1a00-0000-cef2-9886130b0000 pid=2835 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/1a2d6fd9-d834-428c-9b58-12cf4ff70c6f
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/637b64d25ec0a4bf85e9d6b9444049578d0b10db6f730214da8261ec89ac19a7
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/637b64d25ec0a4bf85e9d6b9444049578d0b10db6f730214da8261ec89ac19a7/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/637b64d25ec0a4bf85e9d6b9444049578d0b10db6f730214da8261ec89ac19a7
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-05-09 13:09:29 UTC
File Type:
ELF32 Big (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mn5wjus6ycsl7bpj224uiqcjk6gqweg3n5zqefg2qjq6zcnmdgtq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet linux
Link:
https://tria.ge/reports/260509-qdz8wagy51/
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/637b64d25ec0a4bf85e9d6b9444049578d0b10db6f730214da8261ec89ac19a7

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_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:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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/

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 637b64d25ec0a4bf85e9d6b9444049578d0b10db6f730214da8261ec89ac19a7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3842300/
  
Delivery method
Distributed via web download

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