MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c823f43b02cec66652f87f59ee937e843500b0d43789185d3af5db19b4f3ec07. 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: 7


Intelligence 7 IOCs YARA 8 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c823f43b02cec66652f87f59ee937e843500b0d43789185d3af5db19b4f3ec07
SHA3-384 hash: ff189f3eb0f992da9d2406a39cdf97142296e49cfd72555369b1a38c95be7ad552daac56290575cf85ef3c79e569ba7c
SHA1 hash: 88b7c383948d9ca2225536ff6d8a5535290b8bb6
MD5 hash: fa4e767acee03014c41e1f29e97a233f
humanhash: fix-asparagus-oxygen-october
File name:fa4e767acee03014c41e1f29e97a233f
Download: download sample
Signature Mirai
Create hunting rule
File size:67'280 bytes
First seen:2023-03-05 19:17:09 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:qhJumO+VYPNq2MrtRmqqlJ1DlWGU1IQOKi86n:Ww++Dlo1CKlm
TLSH T1E1634A25B97A2E17C0E0A4BA20FB5B54B2E15ACE36E4C65A7DB20E5FFF106006503DF5
Reporter zbetcheckin
Tags:32 elf mirai sparc

Intelligence

File Origin
# of uploads :
1
# of downloads :
124
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135965-0
Create hunting rule

Unix.Dropper.Mirai-7355719-0
Create hunting rule

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

Unix.Trojan.Mirai-9441505-0
Create hunting rule

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

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug botnet gafgyt mirai obfuscated
Link:
https://www.filescan.io/uploads/6404eaeb0e8ce4beca25bde0/reports/a354c4ea-4578-4a93-8611-3c8685a409ba/overview
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a4591bf2-48b2-427f-afd9-be51ca0d6dcb
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1187426
Signature
Connects to many ports of the same IP (likely port scanning)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 820305 Sample: fDVRGwYFtd.elf Startdate: 05/03/2023 Architecture: LINUX Score: 100 18 securecameoutgay.ddns.net 2->18 20 156.236.24.183 ZNETUS Seychelles 2->20 22 99 other IPs or domains 2->22 24 Malicious sample detected (through community Yara rule) 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Yara detected Mirai 2->28 30 3 other signatures 2->30 8 fDVRGwYFtd.elf 2->8         started        signatures3 process4 process5 10 fDVRGwYFtd.elf 8->10         started        process6 12 fDVRGwYFtd.elf 10->12         started        14 fDVRGwYFtd.elf 10->14         started        16 fDVRGwYFtd.elf 10->16         started       
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c823f43b02cec66652f87f59ee937e843500b0d43789185d3af5db19b4f3ec07/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2023-03-05 19:20:21 UTC
File Type:
ELF32 Big (Exe)
AV detection:
18 of 25 (72.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zar7ioycz3dgmuxyp5m65e36qq2qbmgug6erqxj26xnrtnht5qdq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet linux
Link:
https://tria.ge/reports/230305-xzxs7shb94/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.23
Link:
https://yomi.yoroi.company/submissions/c823f43b02cec66652f87f59ee937e843500b0d43789185d3af5db19b4f3ec07

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_0bce98a2
Create hunting rule
Author:Elastic Security
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: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 c823f43b02cec66652f87f59ee937e843500b0d43789185d3af5db19b4f3ec07

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2559398/

Comments


Avatar
zbet commented on 2023-03-05 19:17:14 UTC

url : hxxp://103.186.147.155/bins/spc