MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5b31e71ff674c1424e8c16ea5ba01c392294aa332a5cd1b71752175430822217. 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: 11


Intelligence 11 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5b31e71ff674c1424e8c16ea5ba01c392294aa332a5cd1b71752175430822217
SHA3-384 hash: 8790571536837f0eebc3a54d37496a0da4ca53bfef6a203576c0f359a00e744d873a76774f5d817063752ed2e861e3a1
SHA1 hash: 2c6ffb2468be14e3a9fdb214fb1cf3e8e7d03cc3
MD5 hash: 4e5998b08c7265dbdb30a4a34169c70b
humanhash: moon-timing-enemy-maine
File name:main_mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:186'672 bytes
First seen:2026-02-23 19:34:58 UTC
Last seen:2026-02-24 14:46:56 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:E+GokYuajQhfKgoPL/EY3iVNHjN+OdJS:UokYuajGSgoPQYSV5N+Od
TLSH T1DF04C716AB650EFBDCABDD3706E9070539CCA41B22A43B353674D528F54F60B4AE3C68
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 :
102
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/08f289e6-da26-412f-ac98-e4f11a27e206/
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Receives data from a server
Creating a file
Sends data to a server
Substitutes an application name
Traces processes
Deleting of the original file
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
bash lolbin
Link:
https://www.filescan.io/uploads/699cabfa04510f87ba755503/reports/a7f36871-df44-4c50-a5c7-9fb60134f4b8/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/5b31e71ff674c1424e8c16ea5ba01c392294aa332a5cd1b71752175430822217
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
Detections:
HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/5b31e71ff674c1424e8c16ea5ba01c392294aa332a5cd1b71752175430822217/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/49ed8050-487e-4559-832c-e376ed952527
Behavior Graph:
Download SVG
%3
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/cb3f4de6-e2c9-4676-b6d0-4d028d85d7a4
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1873725
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/5b31e71ff674c1424e8c16ea5ba01c392294aa332a5cd1b71752175430822217
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5b31e71ff674c1424e8c16ea5ba01c392294aa332a5cd1b71752175430822217/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/5b31e71ff674c1424e8c16ea5ba01c392294aa332a5cd1b71752175430822217
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-23 20:10:59 UTC
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lmy6oh7wotauetumc3vfxia4herjjkrtfjondnyxkilvimeceilq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/260223-yatwpagw3h/
Behaviour
Writes file to tmp directory
Changes its process name
Deletes itself
Traces itself
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/5b31e71ff674c1424e8c16ea5ba01c392294aa332a5cd1b71752175430822217

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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_ea92cca8
Create hunting rule
Author:Elastic Security
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 5b31e71ff674c1424e8c16ea5ba01c392294aa332a5cd1b71752175430822217

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3780812/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3781915/
  
URLhaus
https://urlhaus.abuse.ch/url/3781923/

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