MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8231d4e3b4d6385e1eb524ef68bd8c86bcdd3e0290322ac494a08acf30bd126f. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8231d4e3b4d6385e1eb524ef68bd8c86bcdd3e0290322ac494a08acf30bd126f
SHA3-384 hash: 71f170429d48354cc2240bb8e2f8770a609339c6f34e2a02e6b916da74388931cb3576c3b2c978ef64a3825b1687d105
SHA1 hash: 6c287e743ba0bc249d3227970fca30d416087e5a
MD5 hash: 335a8ee0503cb6855f45193e5e6f0904
humanhash: magnesium-salami-bakerloo-maine
File name:nklspc
Download: download sample
Signature Mirai
Create hunting rule
File size:76'844 bytes
First seen:2025-12-24 15:57:59 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:+yEySFiG5q1ccrGifxtpVWBtrnEdbG1YwveOPU8YXyzaG:+b7l4cQGEcYwGkxzT
TLSH T1A3734A2179792D27C4C4747E61F30735F2B62B5A29ACCA1A7DB20E9EFF155003107ABA
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
83
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt mirai
Link:
https://www.filescan.io/uploads/694c0d95e8abb702f80630a8/reports/89517c40-a40c-409b-8d17-27429ef52fc4/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/867a2ee9-2097-4db3-9c6f-81ff2ff9f4b1
Behavior Graph:
Download SVG
%3 guuid=55af02d2-1a00-0000-b75c-aae78a0d0000 pid=3466 /usr/bin/sudo guuid=1f6976d3-1a00-0000-b75c-aae7900d0000 pid=3472 /tmp/sample.bin guuid=55af02d2-1a00-0000-b75c-aae78a0d0000 pid=3466->guuid=1f6976d3-1a00-0000-b75c-aae7900d0000 pid=3472 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/bf256fd8-0960-4d15-813b-1547e49a2510
Result
Threat name:
n/a
Detection:
suspicious
Classification:
troj
Score:
23 / 100
Link:
https://www.joesandbox.com/analysis/1838943
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1838943 Sample: nklspc.elf Startdate: 24/12/2025 Architecture: LINUX Score: 23 18 101.110.134.201, 23 GIGAINFRASoftbankBBCorpJP Japan 2->18 20 101.110.134.202, 23 GIGAINFRASoftbankBBCorpJP Japan 2->20 22 100 other IPs or domains 2->22 24 Connects to many IPs within the same subnet mask (likely port scanning) 2->24 8 nklspc.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 nklspc.elf 8->14         started        process6 16 nklspc.elf 14->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8231d4e3b4d6385e1eb524ef68bd8c86bcdd3e0290322ac494a08acf30bd126f
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8231d4e3b4d6385e1eb524ef68bd8c86bcdd3e0290322ac494a08acf30bd126f/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qiy5jy5u2y4f4hvvetxwrpmmq26n2pqcsazcvreuucfm6mf5cjxq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251224-ter6fagt7g/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/f046456e-6fbb-401f-b1b5-9d55ed505f84
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/8231d4e3b4d6385e1eb524ef68bd8c86bcdd3e0290322ac494a08acf30bd126f

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

File information

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

Web download

Mirai

elf 8231d4e3b4d6385e1eb524ef68bd8c86bcdd3e0290322ac494a08acf30bd126f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739207/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3740299/

Comments