MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c948208fad740e545379e043ff1309d6f0df304aed204af2d338900a1e01f700. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c948208fad740e545379e043ff1309d6f0df304aed204af2d338900a1e01f700
SHA3-384 hash: af1e2c0d7cd4ab7d9859c991ba3c97aaf8a3a97d8bb5e059c552e66c7a4ec587b7058e2d1b3c1d0761d6aceac4345df7
SHA1 hash: 5890fa0d9e08ee3d3a771af3b5af106ed9894caf
MD5 hash: ddeda1aafee2449b2a76ed13653d29db
humanhash: pasta-robert-cardinal-network
File name:katrina
Download: download sample
Signature Mirai
Create hunting rule
File size:97'904 bytes
First seen:2025-07-16 06:09:55 UTC
Last seen:2025-07-16 19:25:21 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:Aav+aOvgw/WU1awQNf1w8QRbwKOpWWKTwwkrfy9gkgqSyAQVa8+:Aav+Mw/NQNf1Ib5W6wpIlSyAQE8+
TLSH T1DEA33A97F804DE7EF809977344634A06B531A3E64E520E33B323A857FD360A85A77E85
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
25
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-6981989-0
Create hunting rule

Unix.Dropper.Mirai-7640011-0
Create hunting rule

Unix.Trojan.Gafgyt-7782058-0
Create hunting rule

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

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

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated obfuscated
Link:
https://www.filescan.io/uploads/6877426819132d984880e6c6/reports/d72bb1e4-ec68-4096-a431-4c594a8c1403/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ada1b55f-e6ea-412b-a948-a265c5ec1230
Behavior Graph:
Download SVG
%3 guuid=45891da5-1900-0000-b8da-32e1a60a0000 pid=2726 /usr/bin/sudo guuid=fa1fcea6-1900-0000-b8da-32e1ab0a0000 pid=2731 /tmp/sample.bin guuid=45891da5-1900-0000-b8da-32e1a60a0000 pid=2726->guuid=fa1fcea6-1900-0000-b8da-32e1ab0a0000 pid=2731 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/5d319aeb-0974-4f28-9ce5-5b5fd275a485
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1737802
Signature
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1737802 Sample: katrina.elf Startdate: 16/07/2025 Architecture: LINUX Score: 56 21 45.161.156.21 masternetltda-meBR Brazil 2->21 23 165.60.22.72 ZAMTELZM Zambia 2->23 25 98 other IPs or domains 2->25 27 Suricata IDS alerts for network traffic 2->27 29 Multi AV Scanner detection for submitted file 2->29 7 katrina.elf 2->7         started        9 dash rm 2->9         started        11 dash rm 2->11         started        13 python3.8 dpkg 2->13         started        signatures3 process4 process5 15 katrina.elf 7->15         started        17 katrina.elf 7->17         started        19 katrina.elf 7->19         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c948208fad740e545379e043ff1309d6f0df304aed204af2d338900a1e01f700
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c948208fad740e545379e043ff1309d6f0df304aed204af2d338900a1e01f700/
Verdict:
Malicious
Threat:
Linux.Worm.Mirai
Link:
https://tip.neiki.dev/file/c948208fad740e545379e043ff1309d6f0df304aed204af2d338900a1e01f700
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-16 06:10:25 UTC
File Type:
ELF32 Big (Exe)
AV detection:
14 of 23 (60.87%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zfecbd5noqhfiu3z4bb76eyj23yn6mck5uqev4wthciauhqb64aa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:kyton linux
Link:
https://tria.ge/reports/250716-gw7k8sszgt/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-6981989-0
YARA:
n/a
Link:
https://app.threat.zone/submission/790e204c-06d1-4319-981c-3286c4e6a7c0
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/c948208fad740e545379e043ff1309d6f0df304aed204af2d338900a1e01f700

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:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
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 c948208fad740e545379e043ff1309d6f0df304aed204af2d338900a1e01f700

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3576539/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3584476/
  
URLhaus
https://urlhaus.abuse.ch/url/3584495/

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