MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21aa13e9e0539863a8186e13177dd4b69e479bf5093994b7d3bc7e7b0df601de. 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: 6


Intelligence 6 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21aa13e9e0539863a8186e13177dd4b69e479bf5093994b7d3bc7e7b0df601de
SHA3-384 hash: aac804c3332660b25ca0101097b87c8d4239f54e2e4471fca47516f22db06a23e9130618bcb56823a8dfdbe194b464c9
SHA1 hash: 89b10edc4b0f4d0808ec9719231ffc9269fa30af
MD5 hash: dc7bb66b099c6512501a0e0e004d75f8
humanhash: echo-sierra-one-foxtrot
File name:nabsh4
Download: download sample
Signature Mirai
Create hunting rule
File size:53'360 bytes
First seen:2026-01-26 23:33:25 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:yWyQI3UJnQgEPaxtb73rRc1pIxRow34Kb9mET0oP9adoOCk0RdU/0tdXt:yWJ+gx57buTIYqm2P0oOCkz8tdXt
TLSH T15E338E72EC662E18E15942F07035DE7E1713A5B0C24B2DBA1CAEC7649043E8EF5493F6
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 :
74
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Dropper.Mirai-7136288-0
Create hunting rule

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

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/6977f9fea57b6af70d0dd178/reports/e1518145-cba8-4290-b13e-8e0f3fcf65e7/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/82a761a0-05e6-4a46-aa7a-9db18134132f
Behavior Graph:
Download SVG
%3 guuid=c2082788-1a00-0000-9e77-0370af0a0000 pid=2735 /usr/bin/sudo guuid=c0c7e48b-1a00-0000-9e77-0370b80a0000 pid=2744 /tmp/sample.bin guuid=c2082788-1a00-0000-9e77-0370af0a0000 pid=2735->guuid=c0c7e48b-1a00-0000-9e77-0370b80a0000 pid=2744 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/7bb3b435-6032-453f-a387-fa254675633b
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1858015
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Drops invisible ELF files
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/21aa13e9e0539863a8186e13177dd4b69e479bf5093994b7d3bc7e7b0df601de
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/21aa13e9e0539863a8186e13177dd4b69e479bf5093994b7d3bc7e7b0df601de/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=egvbh2pakomghkaynyjro7ouw2pepg7vbe4zjn6txr7hwdpwahpa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260126-3j38yaev7f/
Please note that we are no longer able to provide a coverage score for Virus Total.

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 21aa13e9e0539863a8186e13177dd4b69e479bf5093994b7d3bc7e7b0df601de

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3740306/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739226/

Comments