MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a531542328ceaf98bf75dee2b34a9abb2b0e9667e08b794a48e53d54391a8307. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a531542328ceaf98bf75dee2b34a9abb2b0e9667e08b794a48e53d54391a8307
SHA3-384 hash: e26395fcc6fd935d6bfa4f25c8590ea8881d5bf243306c217b9ec59a6fe9aaaaa51fdb22af0f99d20e8c298a99a2151b
SHA1 hash: 41980840b5422f1f15bc3ce0356b0ebaf1560da5
MD5 hash: 0a19f4a0c20ec1bdb41af616cb0c9f3d
humanhash: delta-cup-mirror-india
File name:hnap
Download: download sample
Signature Mirai
Create hunting rule
File size:4'518 bytes
First seen:2026-02-02 18:09:51 UTC
Last seen:Never
File type: sh
MIME type:text/x-shellscript
ssdeep 48:vnuMV4kRWnt1V4NWnrsrWV44WnCoV4yWnEWEEV4E2Wn2kV4WWnt1V4NWnpZV4JWl:vrCnj1m/KENEprNor3j1BWTArF7R37
TLSH T1749183E56474577A2DA0ED7376D6C692F18032AAD1C94C0AE2D5F0E8484CF61FC94A93
TrID 70.0% (.SH) Linux/UNIX shell script (7000/1)
30.0% (.) Unix-like shebang (var.3) (gen) (3000/1)
Magika shell
Reporter abuse_ch
Tags:mirai sh

Intelligence

File Origin
# of uploads :
1
# of downloads :
34
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.30790.LX.BOT.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Downloader-29.UNOFFICIAL
Create hunting rule

Result
Gathering data
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/a531542328ceaf98bf75dee2b34a9abb2b0e9667e08b794a48e53d54391a8307
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a531542328ceaf98bf75dee2b34a9abb2b0e9667e08b794a48e53d54391a8307/
Threat name:
Linux.Downloader.Medusa
Create hunting rule
Status:
Malicious
First seen:
2026-02-02 18:02:18 UTC
File Type:
Text (Shell)
AV detection:
23 of 36 (63.89%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uuyviiziz2xzrp3v33rlgsu2xmvq5fth4cfxsssi4u6vioi2qmdq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:unstable antivm botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/260202-wscc9af12a/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Checks CPU configuration
Reads system network configuration
UPX packed file
Enumerates active TCP sockets
Enumerates running processes
Writes file to system bin folder
File and Directory Permissions Modification
Executes dropped EXE
Modifies Watchdog functionality
Contacts a large (190534) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Malware Config
C2 Extraction:
stopdicksucking.duckdns.org
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a531542328ce/report/overview.html
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/a531542328ceaf98bf75dee2b34a9abb2b0e9667e08b794a48e53d54391a8307

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_Shellscript_Downloader
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Shellscript downloaders
Rule name:MAL_Linux_IoT_MultiArch_BotnetLoader_Generic
Create hunting rule
Author:Anish Bogati
Description:Technique-based detection of IoT/Linux botnet loader shell scripts downloading binaries from numeric IPs, chmodding, and executing multi-architecture payloads
Reference:MalwareBazaar sample lilin.sh

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

sh a531542328ceaf98bf75dee2b34a9abb2b0e9667e08b794a48e53d54391a8307

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3770778/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3770792/

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