MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 84f21eeb6007440116867f03cef55d2394f53c35521e10a63fc4531ef6778cb8. 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: 9


Intelligence 9 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 84f21eeb6007440116867f03cef55d2394f53c35521e10a63fc4531ef6778cb8
SHA3-384 hash: acdb4317626ea06559c745a21cd8d8e2777071b85a17c309f8cffa0a818b9f329a34f1e4930a2e9658abf29881fd8202
SHA1 hash: 89200c683ae4d05006707d9076b7416a80a9505b
MD5 hash: ef9ef54f8f8e3d101898acfef338596e
humanhash: october-oven-montana-alaska
File name:miraint.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:49'756 bytes
First seen:2026-02-17 18:18:44 UTC
Last seen:2026-02-18 13:50:06 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:r+WtjNuFWuttPEszMmsdybV/co8NCSSWfd/046SDZkQoI:r+cUttPEsImsduV/c0WV/046OZk
TLSH T199234CC5A547D9FCEC190A712177FF319AF6E83E1158DA83C359AD72E942602E9032AC
telfhash t1a511483a1e364dd8f7d01540c75ddbe0483ee73714e1bae044b219155be1e5220bdc7a
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 :
2
# of downloads :
46
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/be6a5e5a-a065-4aae-a193-7d2defb9a675/
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30419.LX.M0Z.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Dropper.Mirai-7136070-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9835278-0
Create hunting rule

Unix.Trojan.Mirai-9835289-0
Create hunting rule

Unix.Trojan.Mirai-9857931-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Unix.Trojan.Mirai-9866113-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/6994b1372ffccda09771ac9f/reports/154a40b6-dc66-4273-b9c0-b7ce573f2856/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/84f21eeb6007440116867f03cef55d2394f53c35521e10a63fc4531ef6778cb8
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
Link:
https://opentip.kaspersky.com/84f21eeb6007440116867f03cef55d2394f53c35521e10a63fc4531ef6778cb8/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/0ee02d99-9564-40a7-a30f-f70dc7c303b0
Behavior Graph:
Download SVG
%3 guuid=31e1903c-1a00-0000-66b3-7bbd440b0000 pid=2884 /usr/bin/sudo guuid=196b763e-1a00-0000-66b3-7bbd4a0b0000 pid=2890 /tmp/sample.bin delete-file net guuid=31e1903c-1a00-0000-66b3-7bbd440b0000 pid=2884->guuid=196b763e-1a00-0000-66b3-7bbd4a0b0000 pid=2890 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=196b763e-1a00-0000-66b3-7bbd4a0b0000 pid=2890->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 8ff25191-b423-5251-a735-2378c22ab12a 0.0.0.0:48101 guuid=196b763e-1a00-0000-66b3-7bbd4a0b0000 pid=2890->8ff25191-b423-5251-a735-2378c22ab12a con
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7717916e-786d-49d6-83a0-1612bf9202f6
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/84f21eeb6007440116867f03cef55d2394f53c35521e10a63fc4531ef6778cb8
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/84f21eeb6007440116867f03cef55d2394f53c35521e10a63fc4531ef6778cb8/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-17 19:13:53 UTC
AV detection:
18 of 23 (78.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qtzb523aa5cacfugp4b455k5eokpkpbvkipbbjr7yrjr55txrs4a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/260217-wyc7qsgy6b/
Behaviour
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Deletes itself
Modifies Watchdog functionality
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/84f21eeb6007440116867f03cef55d2394f53c35521e10a63fc4531ef6778cb8

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_mirai_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects elf.mirai.
Rule name:Linux_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Trojan_Mirai_804f8e7c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
Create hunting rule
Author:Elastic Security
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 84f21eeb6007440116867f03cef55d2394f53c35521e10a63fc4531ef6778cb8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3779882/
  
Delivery method
Distributed via web download

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