MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a76bb6d6eadc2cb308987edfe2a56b0b42efd47d445b3086284433f8ee428713. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a76bb6d6eadc2cb308987edfe2a56b0b42efd47d445b3086284433f8ee428713
SHA3-384 hash: 02d16714abc50399942431277a0e4a81cb399f3723b07fbc04806603409aa6562334e7b87b42c4cc6cbea157da2c10a2
SHA1 hash: 15a3bcf40f0bb39c48568f08428605040e256ef0
MD5 hash: 37f058d0a3e3c6397b5c6638e960d3ed
humanhash: angel-black-pasta-november
File name:nklppc
Download: download sample
Signature Mirai
Create hunting rule
File size:71'964 bytes
First seen:2025-12-13 21:24:49 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:3H8ZkZC41oynsuVoNBO3WE36xSgpnwDy0bqQOnv8VRP:MCwVfcoy3GSgxzLnvQ
TLSH T1E9635B4377080A17E5A65E70253F6BE183FFAA6020E0B785650FAF8A4676E331446F9D
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
105
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31069.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135957-0
Create hunting rule

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

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

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Mirai-10008934-0
Create hunting rule

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

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/693dd9c064bd958a5210ffb1/reports/ec848b1b-f20b-416b-a1a2-11582171ad8e/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-13T22:18:00Z UTC
Last seen:
2025-12-13T22:33:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a76bb6d6eadc2cb308987edfe2a56b0b42efd47d445b3086284433f8ee428713/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/57bc1e5b-b801-4338-b506-a75acd10e4fe
Behavior Graph:
Download SVG
%3 guuid=14f086a2-1c00-0000-8ebf-4e38c6040000 pid=1222 /usr/bin/sudo guuid=d7df20a4-1c00-0000-8ebf-4e38cb040000 pid=1227 /tmp/sample.bin guuid=14f086a2-1c00-0000-8ebf-4e38c6040000 pid=1222->guuid=d7df20a4-1c00-0000-8ebf-4e38cb040000 pid=1227 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/49632565-8c5b-45df-8409-6172cfda9b5e
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1832165
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1832165 Sample: nklppc.elf Startdate: 13/12/2025 Architecture: LINUX Score: 52 20 181.165.111.240 TelecomArgentinaSAAR Argentina 2->20 22 181.165.111.242 TelecomArgentinaSAAR Argentina 2->22 24 100 other IPs or domains 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Connects to many IPs within the same subnet mask (likely port scanning) 2->28 8 nklppc.elf 2->8         started        10 dash rm 2->10         started        12 dash grep 2->12         started        14 dash rm 2->14         started        signatures3 process4 process5 16 nklppc.elf 8->16         started        process6 18 nklppc.elf 16->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a76bb6d6eadc2cb308987edfe2a56b0b42efd47d445b3086284433f8ee428713
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a76bb6d6eadc2cb308987edfe2a56b0b42efd47d445b3086284433f8ee428713/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-13 21:25:23 UTC
File Type:
ELF32 Big (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u5v3nvxk3qwlgceyp3p6fjllbnbo7vd5irntbbriiqz7r3scq4jq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251213-z9v4gabk6t/
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135957-0
YARA:
n/a
Link:
https://app.threat.zone/submission/7742fb54-c9fa-4202-8dee-48bfd732fdf8
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/a76bb6d6eadc2cb308987edfe2a56b0b42efd47d445b3086284433f8ee428713

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 a76bb6d6eadc2cb308987edfe2a56b0b42efd47d445b3086284433f8ee428713

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3726475/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3727603/

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