MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a446a237cc8323db67d2771137de108c81c1ca96d2d6c4863726f05be3fb1a1e. 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: 11


Intelligence 11 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a446a237cc8323db67d2771137de108c81c1ca96d2d6c4863726f05be3fb1a1e
SHA3-384 hash: 46e74ff700c0a2688f6a93c34bea296e98b66ef38ca0e54b6be3f0505a27154c5f7adec0d6ec8111ea9bf4dd12f2ea45
SHA1 hash: 34b7fc984fff9ff4a83ce52d112e75d72cffa732
MD5 hash: 79a2ab03f8383079b6ee67aead46d4f2
humanhash: saturn-oranges-harry-oranges
File name:kt12
Download: download sample
Signature Mirai
Create hunting rule
File size:171'252 bytes
First seen:2025-05-09 05:53:46 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:YUEhk9xKYf1RxqiNmkT0HIV5jbicLfVFKET9L/CqYWPeyIvjX:zTjBN70HWLfzLRveyIbX
TLSH T141F32B93F901DFBFF40BE776446348067130BBA618A21A3772577DABAD3A0D51823E46
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
112
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-6981989-0
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.Gafgyt-7782058-0
Create hunting rule

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

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

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Unix.Trojan.Mirai-10012509-0
Create hunting rule

Unix.Trojan.Mirai-10017111-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=681d98c26c95617a27b6326alinux22vpnfull_triage
Tags:
mirai ddos
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gcc lolbin remote
Link:
https://www.filescan.io/uploads/681d9882d95f3e34e964d1d1/reports/cdddadbd-1224-4a26-92d0-7fd7841e267a/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c6825b19-da70-4fa9-b4cc-099e99dfe551
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1685090
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1685090 Sample: kt12.elf Startdate: 09/05/2025 Architecture: LINUX Score: 64 33 109.202.202.202, 80 INIT7CH Switzerland 2->33 35 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->35 37 2 other IPs or domains 2->37 39 Antivirus / Scanner detection for submitted sample 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 Yara detected Mirai 2->43 9 dash rm kt12.elf 2->9         started        11 dash rm 2->11         started        13 dash head 2->13         started        15 7 other processes 2->15 signatures3 process4 process5 17 kt12.elf 9->17         started        process6 19 kt12.elf 17->19         started        21 kt12.elf 17->21         started        23 kt12.elf 17->23         started        25 kt12.elf 17->25         started        process7 27 kt12.elf 19->27         started        29 kt12.elf 21->29         started        31 kt12.elf 23->31         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a446a237cc8323db67d2771137de108c81c1ca96d2d6c4863726f05be3fb1a1e
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a446a237cc8323db67d2771137de108c81c1ca96d2d6c4863726f05be3fb1a1e/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-05-09 05:54:08 UTC
File Type:
ELF32 Big (Exe)
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=urdken6mqmr5wz6so4itpxqqrsa4dsuw2llmjbrxe3yfxy73dipa._file
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:mirai botnet:mirai linux
Link:
https://tria.ge/reports/250509-glv5fs1tdx/
Verdict:
Malicious
Tags:
botnet mirai Unix.Trojan.Mirai-6981989-0
YARA:
Mirai_Botnet_Malware
Link:
https://app.threat.zone/submission/ec09103f-7e60-4065-ac3c-054945346fe1
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/a446a237cc8323db67d2771137de108c81c1ca96d2d6c4863726f05be3fb1a1e

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: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 a446a237cc8323db67d2771137de108c81c1ca96d2d6c4863726f05be3fb1a1e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3532685/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3531156/

Comments