MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6c97dbed3fba576dc263ed38ae0987f80764e33385537413c6e91b5d6cf7b762. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6c97dbed3fba576dc263ed38ae0987f80764e33385537413c6e91b5d6cf7b762
SHA3-384 hash: de5425bb5ef8b73540386dd1ea6d877760a1693a65b7c58a13839d6f104dcfc9b143adbc317129c2083087d5bcf03f8a
SHA1 hash: ecab28022ccf13fa0ada7d99e917f03e6781de7c
MD5 hash: 88d351d516052c62ffc5b2dd507ace54
humanhash: king-paris-alanine-coffee
File name:kt8
Download: download sample
Signature Mirai
Create hunting rule
File size:76'596 bytes
First seen:2025-05-14 06:22:14 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:AvEVw4d5bz+bT/LwpXUcjMjXMr3EDA7z6hcfhI:XCT//8TKcm
TLSH T1E573C6CF9E3E0A43C4E745B23D2737E48F6CF93652A425C19106AFC106B69B66132F69
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
94
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-61.UNOFFICIAL
Create hunting rule

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-9858729-0
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=682437dbe16384d6a7043fe1linux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
Opens a port
Substitutes an application name
Deleting of the original file
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc
Link:
https://www.filescan.io/uploads/6824369c8bd61140fb6f7e9e/reports/bfdf6fa1-2e18-44d9-8abf-f10df563ee7d/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b41b07ae-85aa-45bf-aa76-016482f859e0
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1689612
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1689612 Sample: kt8.elf Startdate: 14/05/2025 Architecture: LINUX Score: 76 15 daisy.ubuntu.com 2->15 17 Malicious sample detected (through community Yara rule) 2->17 19 Antivirus / Scanner detection for submitted sample 2->19 21 Multi AV Scanner detection for submitted file 2->21 23 Yara detected Mirai 2->23 8 kt8.elf 2->8         started        signatures3 process4 signatures5 25 Sample deletes itself 8->25 11 kt8.elf 8->11         started        process6 process7 13 kt8.elf 11->13         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/6c97dbed3fba576dc263ed38ae0987f80764e33385537413c6e91b5d6cf7b762
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6c97dbed3fba576dc263ed38ae0987f80764e33385537413c6e91b5d6cf7b762/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-05-14 06:23:27 UTC
File Type:
ELF32 Big (Exe)
AV detection:
24 of 37 (64.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nsl5x3j7xjlw3qtd5u4k4cmh7adwjyztqvjxie6g5env23hxw5ra._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/250514-g421qavky2/
Verdict:
Malicious
Tags:
botnet mirai Unix.Trojan.Mirai-7100807-0
YARA:
Mirai_Botnet_Malware
Link:
https://app.threat.zone/submission/e4901a22-fd22-464c-b18d-f20c0137e1ff
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/6c97dbed3fba576dc263ed38ae0987f80764e33385537413c6e91b5d6cf7b762

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_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
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 6c97dbed3fba576dc263ed38ae0987f80764e33385537413c6e91b5d6cf7b762

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3531155/
  
Delivery method
Distributed via web download

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