MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2505e2df3b61798d0506353da677b51ee38e6a7d70581ca4ebc9e6cdfef6cdbe. 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 9 File information Comments
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SHA256 hash: 2505e2df3b61798d0506353da677b51ee38e6a7d70581ca4ebc9e6cdfef6cdbe
SHA3-384 hash: 9485ba93909b05deaec3b7150070d9c981a97088e8aa4ef073c506ce93016a5517cf80dd14228231b8ca0ba70d132515
SHA1 hash: 561c866f2e69257dc07746ee0259ea637f871a2d
MD5 hash: a3e93dbac5ee771ce3bd045232d0b7a2
humanhash: princess-kilo-vegan-king
File name:kt4
Download: download sample
Signature Mirai
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File size:154'712 bytes
First seen:2025-05-09 06:04:00 UTC
Last seen:2025-05-14 10:16:47 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:hh1iOlpK3hM1PJzqFKE4SVt1DHaqsr9bG:hh1iOlpKm1PJG0E4SP1DHyr9bG
TLSH T1F9E3F846BD518F13C6C722F7FBAE018D3B256BA9D2EB310299257F9037868DA0D77211
telfhash t140210fe78b510efc3b85874081de516eaeec31dd59151475dd8e574b8943892343a43b
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 :
103
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
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Sanesecurity.Malware.30435.LC.UNOFFICIAL
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Unix.Trojan.Mirai-7100807-0
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Unix.Dropper.Mirai-7136013-0
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Unix.Dropper.Mirai-7136057-0
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Unix.Dropper.Mirai-7136070-0
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Unix.Trojan.Mirai-8025795-0
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Unix.Trojan.Mirai-9858729-0
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Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=681d9b7291991ead82b65e98linux22vpnfull_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/681d9ae28d43c3a878f9eaad/reports/5c287b69-59f3-444b-8542-8013e9d585b1/overview
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3f38eb0b-e799-4453-afcb-1f314b1a7d4c
Result
Threat name:
Mirai
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Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1685095
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: 1685095 Sample: kt4.elf Startdate: 09/05/2025 Architecture: LINUX Score: 80 25 109.202.202.202, 80 INIT7CH Switzerland 2->25 27 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->27 29 3 other IPs or domains 2->29 31 Malicious sample detected (through community Yara rule) 2->31 33 Antivirus / Scanner detection for submitted sample 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 Yara detected Mirai 2->37 9 kt4.elf 2->9         started        11 dash rm 2->11         started        13 dash head 2->13         started        15 8 other processes 2->15 signatures3 process4 process5 17 kt4.elf 9->17         started        process6 19 kt4.elf 17->19         started        21 kt4.elf 17->21         started        process7 23 kt4.elf 19->23         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2505e2df3b61798d0506353da677b51ee38e6a7d70581ca4ebc9e6cdfef6cdbe
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2505e2df3b61798d0506353da677b51ee38e6a7d70581ca4ebc9e6cdfef6cdbe/
Threat name:
Linux.Worm.Mirai
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Status:
Malicious
First seen:
2025-05-09 06:04:21 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=euc6fxz3mf4y2biggu62m55vd3ry42t5obmbzjhlzhtm37xwzw7a._file
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:mirai botnet:mirai
Link:
https://tria.ge/reports/250509-gsp7saan2s/
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/2505e2df3b61798d0506353da677b51ee38e6a7d70581ca4ebc9e6cdfef6cdbe

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
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Author:Elastic Security
Rule name:Linux_Mirai_Generic
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Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:MAL_ELF_LNX_Mirai_Oct10_2
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Author:Florian Roth (Nextron Systems)
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
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Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:Mirai_Botnet_Malware
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Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
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Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_Oct19
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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
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Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:unixredflags3
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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 2505e2df3b61798d0506353da677b51ee38e6a7d70581ca4ebc9e6cdfef6cdbe

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3531157/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3532689/

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