MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 51b9fcbe202c2403d7c8f889bbf17d0ca941e842244c54d5ff11b8bc3faeb7a0. 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: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 51b9fcbe202c2403d7c8f889bbf17d0ca941e842244c54d5ff11b8bc3faeb7a0
SHA3-384 hash: 491ebf0160b28e9178441214023666b668af4d50fa7b1989fb007edbef13fb2c9715ca5e5b30d8962b99060c61b7ddfc
SHA1 hash: 79cdc5ca1e08dd181faf6de5f78acee9d874c3a6
MD5 hash: cdb7df5dfbdf51cd52aa9cf265bcb556
humanhash: maine-golf-papa-juliet
File name:xnxnxnxnxnxnxnxnriscv64xnxn
Download: download sample
Signature Mirai
Create hunting rule
File size:103'824 bytes
First seen:2025-10-28 00:08:49 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:unE0RBu90ENru/U2X755MVTaTclS8wIFmwuu:uee0y/U2L5tyNwemwJ
TLSH T130A3F295B114FB56C01661FC70460980E3F16EB61F9A6A065473F9B8AEB8CD83F07EC6
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 :
161
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-10056451-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin obfuscated packed remote
Link:
https://www.filescan.io/uploads/6900099711ff3db29f6981eb/reports/487145a8-8569-4940-ab05-3664b100521f/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2025-10-27T22:09:00Z UTC
Last seen:
2025-10-28T18:19:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/51b9fcbe202c2403d7c8f889bbf17d0ca941e842244c54d5ff11b8bc3faeb7a0/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2b9f6501-7c87-4010-84a6-c75d62fab975
Behavior Graph:
Download SVG
%3 guuid=c3c15afd-1600-0000-0c3c-5174b30d0000 pid=3507 /usr/bin/sudo guuid=32273200-1700-0000-0c3c-5174ba0d0000 pid=3514 /tmp/sample.bin guuid=c3c15afd-1600-0000-0c3c-5174b30d0000 pid=3507->guuid=32273200-1700-0000-0c3c-5174ba0d0000 pid=3514 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b89bb546-f464-4029-a303-6ffca0f70451
Result
Threat name:
n/a
Detection:
clean
Classification:
n/a
Score:
2 / 100
Link:
https://www.joesandbox.com/analysis/1802822
Behaviour
Behavior Graph:
n/a
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/51b9fcbe202c2403d7c8f889bbf17d0ca941e842244c54d5ff11b8bc3faeb7a0
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/51b9fcbe202c2403d7c8f889bbf17d0ca941e842244c54d5ff11b8bc3faeb7a0/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-28 00:09:48 UTC
File Type:
ELF64 Little (Exe)
AV detection:
11 of 38 (28.95%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kg47zprafqsahv6i7ce3x4l5bsuud2ccergfjvp7cg4lyp5ow6qa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251028-afv4yasnhy/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-10056451-0
YARA:
n/a
Link:
https://app.threat.zone/submission/1e10f3a8-00b6-4331-a2dc-810ba3adeca4
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/51b9fcbe202c2403d7c8f889bbf17d0ca941e842244c54d5ff11b8bc3faeb7a0

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:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Web download

Mirai

elf 51b9fcbe202c2403d7c8f889bbf17d0ca941e842244c54d5ff11b8bc3faeb7a0

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3688021/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3685682/

Comments