MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1427ec1d5eb9ebf0cd8a33df674a39f068577d9b679a669b5b80ec4ada40e481. 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: 12


Intelligence 12 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1427ec1d5eb9ebf0cd8a33df674a39f068577d9b679a669b5b80ec4ada40e481
SHA3-384 hash: bc6f74de67d47c32af38f2f343f6c0025fccf2d9f9a79fe62337b9230f05bd52a03903b3d95d35fe1c6071997cf6942e
SHA1 hash: 811e5fc85afaf9e06867601972e58cbbdf8374f5
MD5 hash: 81d980a1f76791154042f09552f6a158
humanhash: emma-freddie-tango-mango
File name:kt4
Download: download sample
Signature Mirai
Create hunting rule
File size:154'712 bytes
First seen:2025-05-09 03:33:48 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:/NkzME2khZZDauF5vJV3Fd444b3L4EGKqTLnKG:/NkzMrkhZ0uF5vJhj44k74EGlLnKG
TLSH T184E30A45BD518F13C6C722F7FBAE018D3B256BA9D2EA31029D247F9037869DA0D77212
telfhash t18221fee587900eed73d8474581cb22398eed34fea505657acc9d3b9f08639d2b42e42a
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 :
118
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.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
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Unix.Trojan.Mirai-9858729-0
Create hunting rule

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=681d77ef6c95617a27b62e89linux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gcc lolbin mirai remote
Link:
https://www.filescan.io/uploads/681d77af0b64e174c41eed76/reports/a65ef85d-2eb6-4f3f-bee0-1b1e0b00b4cd/overview
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:
2
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/1427ec1d5eb9ebf0cd8a33df674a39f068577d9b679a669b5b80ec4ada40e481
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8a346468-21cf-4574-b6f3-44cbd36d1d2d
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1685051
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
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1685051 Sample: kt4.elf Startdate: 09/05/2025 Architecture: LINUX Score: 80 20 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->20 22 j48asd.dns.army 137.220.194.112, 59284, 8856 BCPL-SGBGPNETGlobalASNSG Singapore 2->22 24 54.171.230.55, 443, 58866 AMAZON-02US United States 2->24 26 Malicious sample detected (through community Yara rule) 2->26 28 Antivirus / Scanner detection for submitted sample 2->28 30 Multi AV Scanner detection for submitted file 2->30 32 Yara detected Mirai 2->32 8 kt4.elf 2->8         started        10 dash rm 2->10         started        12 dash head 2->12         started        14 8 other processes 2->14 signatures3 process4 process5 16 kt4.elf 8->16         started        process6 18 kt4.elf 16->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/1427ec1d5eb9ebf0cd8a33df674a39f068577d9b679a669b5b80ec4ada40e481
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1427ec1d5eb9ebf0cd8a33df674a39f068577d9b679a669b5b80ec4ada40e481/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-05-09 03:34:10 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cqt6yhk6xhv7btmkgppwosrz6bufo7m3m6ngng23qdwevwsa4saq._file
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:mirai botnet:mirai
Link:
https://tria.ge/reports/250509-d4s62azvas/
Behaviour
Changes its process name
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/1427ec1d5eb9ebf0cd8a33df674a39f068577d9b679a669b5b80ec4ada40e481

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:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Linux_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:MAL_ELF_LNX_Mirai_Oct10_2
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
Create hunting rule
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
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 1427ec1d5eb9ebf0cd8a33df674a39f068577d9b679a669b5b80ec4ada40e481

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3532689/
  
Delivery method
Distributed via web download

Comments