MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 80563976a8ec265ee99b8981051b20fa9e5c957d08a6e5f39fcdbb81cadf8963. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 80563976a8ec265ee99b8981051b20fa9e5c957d08a6e5f39fcdbb81cadf8963
SHA3-384 hash: 84490f3f4319df05ef1ef84c303eb416e593842abe06cba76260ffcc0798f8bc3c69a4538c4a064c2f26031ad6d2f585
SHA1 hash: bbffdb22e5d8919f4efc2cd59739784cdf33ebe6
MD5 hash: 60b22152350032d4d01105c021e4eb49
humanhash: orange-sad-montana-nebraska
File name:kt2
Download: download sample
Signature Mirai
Create hunting rule
File size:120'320 bytes
First seen:2025-08-14 17:01:17 UTC
Last seen:2025-08-15 22:26:21 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:0pXVZyBc2mCVLZL3IFRJlGFlQJbUUJbW6JbWpEOQs0UFZUY1o041YJRpt5uR0v8e:2yBBmQlXgYJRpt00v8KaNn6ZiFmV
TLSH T1BFC3BE3D7E22BF6EE7B8823207F62FB0835650D776A2D280D17DCA548EB425C588E754
telfhash t1b5016218293817f493859dde6bedff35e4a144df99222f3bcd00e9aa9621e875c00c2c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
50
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.32134.LX.BOT.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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Connection attempt
DNS request
Runs as daemon
Substitutes an application name
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
botnet gcc mirai
Link:
https://www.filescan.io/uploads/689e168c2fbe0788fb2013fa/reports/8b846a22-23a5-478e-88fd-87655926c0fb/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a70fbaed-c9dc-41af-b380-45b7e2a241e0
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1757292
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: 1757292 Sample: kt2.elf Startdate: 14/08/2025 Architecture: LINUX Score: 72 20 787892.dynv6.net 156.225.31.132, 49192, 49194, 49196 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 2->20 22 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->22 24 j48asd.dns.army 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 kt2.elf 2->8         started        signatures3 process4 process5 10 kt2.elf 8->10         started        process6 12 kt2.elf 10->12         started        14 kt2.elf 10->14         started        16 kt2.elf 10->16         started        18 21 other processes 10->18
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/80563976a8ec265ee99b8981051b20fa9e5c957d08a6e5f39fcdbb81cadf8963
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/80563976a8ec265ee99b8981051b20fa9e5c957d08a6e5f39fcdbb81cadf8963/
Verdict:
Malicious
Threat:
HEUR:Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/80563976a8ec265ee99b8981051b20fa9e5c957d08a6e5f39fcdbb81cadf8963
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-14 17:01:37 UTC
File Type:
ELF32 Big (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qblds5vi5qtf52m3rgaqkgza7kpfzfl5bctol447zw5ydsw7rfrq._file
Result
Malware family:
n/a
Score:
  4/10
Tags:
n/a
Link:
https://tria.ge/reports/250814-vjvmssxmx9/
Behaviour
Changes its process name
Verdict:
Malicious
Tags:
botnet mirai Unix.Trojan.Mirai-7100807-0
YARA:
Mirai_Botnet_Malware
Link:
https://app.threat.zone/submission/50505e8e-3b55-448b-bd4c-1e6d169fbd5b
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/80563976a8ec265ee99b8981051b20fa9e5c957d08a6e5f39fcdbb81cadf8963

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 80563976a8ec265ee99b8981051b20fa9e5c957d08a6e5f39fcdbb81cadf8963

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3532687/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3604024/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments