MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21f8530cfd01e083a7e054f903c27920766d3ddb6d1b0030673da8b56047d73d. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21f8530cfd01e083a7e054f903c27920766d3ddb6d1b0030673da8b56047d73d
SHA3-384 hash: 3aba99a753bea7b26ca202297c197b4c0302918844320d8eab1e262776999b4b6a876b99024dfee62a49fe3a8bae531a
SHA1 hash: 1a448b7a10ab10dc7450a606ae305ebad4b24cd0
MD5 hash: 9684b69e4ffbe63463210871347e3caf
humanhash: bluebird-king-robin-mike
File name:titanjr.ppc440
Download: download sample
Signature Mirai
Create hunting rule
File size:96'168 bytes
First seen:2026-02-22 19:40:58 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:0BV+k9nO3tutj4CPIS0MRhK3bHKAIiXN7rRhss2aQIf3MreQT/5QMnBjpwY:XkVBj70Mz8HJIW7p2alMreQWEwY
TLSH T1FE934B02B71C0A43E0531DF03A3F17E1C3AAA6A121E9FA89790E9F45D6B1D325957ECD
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
62
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/2d810921-c221-4f34-8182-45a291b3ce6d/
Detection(s):
Unix.Dropper.Mirai-7135957-0
Create hunting rule

Unix.Trojan.Mirai-10058414-0
Create hunting rule

Unix.Trojan.Mirai-10058922-0
Create hunting rule

Unix.Trojan.Mirai-10059005-0
Create hunting rule

Unix.Trojan.Mirai-10059006-0
Create hunting rule

Unix.Trojan.Mirai-10059216-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Kills processes
Launching a process
Runs as daemon
Sets a written file as executable
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Verdict:
Malicious
File Type:
elf.32.be
Link:
https://opentip.kaspersky.com/21f8530cfd01e083a7e054f903c27920766d3ddb6d1b0030673da8b56047d73d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ff4f64e5-95c9-4c74-b3cb-db13341ad8e3
Behavior Graph:
Download SVG
%3 guuid=d2c9e169-1c00-0000-58ab-35830a0d0000 pid=3338 /usr/bin/sudo guuid=2afdab6b-1c00-0000-58ab-3583100d0000 pid=3344 /tmp/sample.bin guuid=d2c9e169-1c00-0000-58ab-35830a0d0000 pid=3338->guuid=2afdab6b-1c00-0000-58ab-3583100d0000 pid=3344 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/6c02602a-b4da-4abd-a4ff-0e7c7bf2eadb
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/21f8530cfd01e083a7e054f903c27920766d3ddb6d1b0030673da8b56047d73d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21f8530cfd01e083a7e054f903c27920766d3ddb6d1b0030673da8b56047d73d/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-22 19:43:14 UTC
File Type:
ELF32 Big (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eh4fgdh5ahqihj7akt4qhqtzeb3g2po3nunqamdhhwulkych246q._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260222-yd85safx4d/
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/21f8530cfd01e083a7e054f903c27920766d3ddb6d1b0030673da8b56047d73d

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:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
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:telebot_framework
Create hunting rule
Author:vietdx.mb
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 21f8530cfd01e083a7e054f903c27920766d3ddb6d1b0030673da8b56047d73d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3782479/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3783769/

Comments