MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28258ec6651cd368d10a1ad7798ffa7347d12316387c05194f7937ee4e2c40a8. 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: 13


Intelligence 13 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 28258ec6651cd368d10a1ad7798ffa7347d12316387c05194f7937ee4e2c40a8
SHA3-384 hash: 31073c887d2e9c011ae14fb8a8fc13042bc51818589bae7e4c010e3d4def9105eb54868d34b09eacf3121bd04304e446
SHA1 hash: f89a5e4d9a2be46a1a4a480fc07a1cc2d90e8701
MD5 hash: b86fcff19aa2eb96af0022fe7c82ae11
humanhash: may-jersey-xray-ink
File name:nklx86
Download: download sample
Signature Mirai
Create hunting rule
File size:45'788 bytes
First seen:2025-02-10 21:51:38 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:c4ZMC05W0RIWPIfWWYrREwZXt+k6ck8qXs4xhQ8Xeun/e8g:c4ZMC05W0RIWQ/YrREKURhxtXeu/e8
TLSH T17D233AC09853D8F8EC5606B02437EB774E77F17A1198FA9BD3999533AC82B11D20B29D
telfhash t17d11e3bb1ea549f877c49d4dc75b65e20ab4c56b1660b6a800f20de423d2ce2c0a8c3a
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 :
120
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30481.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9857931-0
Create hunting rule

Unix.Trojan.Mirai-9866113-0
Create hunting rule

Unix.Trojan.Mirai-9970440-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67aa7556f667f46cd182e353linux22vpnfull_triage
Tags:
shellcode phishing backdoor overt
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Opens a port
Receives data from a server
Sends data to a server
Substitutes an application name
Deleting of the original file
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/28258ec6651cd368d10a1ad7798ffa7347d12316387c05194f7937ee4e2c40a8
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4b2e8ca0-f18c-4a46-8e7c-3ed041364adc
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1611469
Signature
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/28258ec6651cd368d10a1ad7798ffa7347d12316387c05194f7937ee4e2c40a8
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/28258ec6651cd368d10a1ad7798ffa7347d12316387c05194f7937ee4e2c40a8/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-02-10 21:52:25 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fasy5rtfdtjwruikdllxtd72ond5ciywhb6akgkppe364trmicua._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet discovery linux rootkit
Link:
https://tria.ge/reports/250210-1q7htszlak/
Behaviour
Loads a kernel module
Unexpected DNS network traffic destination
Contacts a large (183487) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
trojan mirai Unix.Trojan.Mirai-9857931-0
YARA:
Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/d3c06814-4535-47b3-93e9-3094e45c8369
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/28258ec6651cd368d10a1ad7798ffa7347d12316387c05194f7937ee4e2c40a8

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_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
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 28258ec6651cd368d10a1ad7798ffa7347d12316387c05194f7937ee4e2c40a8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3423998/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3422870/
  
URLhaus
https://urlhaus.abuse.ch/url/3422993/
  
URLhaus
https://urlhaus.abuse.ch/url/3436380/

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