MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21ffd5fe4739d404b69f9dbe8c20b0f2c47193a2a7017cf556c233f933a9460a. 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: 10


Intelligence 10 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21ffd5fe4739d404b69f9dbe8c20b0f2c47193a2a7017cf556c233f933a9460a
SHA3-384 hash: 93a2c9dd13e62ec7ead0d0d9628b2060daa9d1ef94d4dccca7918f15132775a869289bb393168543186e5c914f714810
SHA1 hash: d93711f3371b4802cb27e79d7b1876ec5c2e3be2
MD5 hash: 2ed139407ba8e5891c8d683c6ddb21fe
humanhash: hawaii-two-papa-mexico
File name:main_arm
Download: download sample
Signature Mirai
Create hunting rule
File size:133'920 bytes
First seen:2026-02-18 18:39:48 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:UFKdzElm18uZJNb4AdFa8eAZHk4VB7fzTTr71igYSvGueqZvd2UlqKwyw6RNPYTa:UFKp50yU8e947Lb71izSftBdRalKD
TLSH T130D30945F8504B23C6C611BBFB5E428D3B2A17E8D3EF720399256F60378695B0E3B946
telfhash t12e11401a8f942e4eaff4000e869ea21b547075592f2b78538c2a752b93831c2f06dc53
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 :
38
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/8c29fc7a-113e-4512-bfcb-c4dd5f029204/
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

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

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

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/21ffd5fe4739d404b69f9dbe8c20b0f2c47193a2a7017cf556c233f933a9460a
Behaviour
Anti-Debugging
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/32c494f7-527b-4d17-b70b-b7320380fbc0
Behavior Graph:
Download SVG
%3 guuid=7e133c19-1a00-0000-67dc-4f3a9a080000 pid=2202 /usr/bin/sudo guuid=3c020e1b-1a00-0000-67dc-4f3a9f080000 pid=2207 /tmp/sample.bin guuid=7e133c19-1a00-0000-67dc-4f3a9a080000 pid=2202->guuid=3c020e1b-1a00-0000-67dc-4f3a9f080000 pid=2207 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/67420645-e1bb-4159-81d2-2ff72f4e543e
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1871402
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/21ffd5fe4739d404b69f9dbe8c20b0f2c47193a2a7017cf556c233f933a9460a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21ffd5fe4739d404b69f9dbe8c20b0f2c47193a2a7017cf556c233f933a9460a/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/21ffd5fe4739d404b69f9dbe8c20b0f2c47193a2a7017cf556c233f933a9460a
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-18 19:14:24 UTC
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eh75l7shhhkajnu7tw7iyifq6lchde5cu4axz5kwyiz7sm5jiyfa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/260218-xbeygsez8f/
Malware Config
C2 Extraction:
botnet.exiled.fit
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: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_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
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 21ffd5fe4739d404b69f9dbe8c20b0f2c47193a2a7017cf556c233f933a9460a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3780617/
  
Delivery method
Distributed via web download

Comments