MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91c1dd355f037ff339fd362b64403e4447c1bb989d1a37de78c8d546b648d914. 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: 8


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

SHA256 hash: 91c1dd355f037ff339fd362b64403e4447c1bb989d1a37de78c8d546b648d914
SHA3-384 hash: 99567331cf5789075c45f0eec11f41d4b6e362925c94a305b4413f9553df986d397df50e80030ba3d3618c24fb73ce9f
SHA1 hash: 912ada1f41fa626d25fc201123627270aae3b6a3
MD5 hash: 28e0b8da779ccfa76e0ae74629deed61
humanhash: item-may-snake-bacon
File name:mao_http.sh
Download: download sample
Signature Mirai
Create hunting rule
File size:3'241 bytes
First seen:2026-02-06 22:38:34 UTC
Last seen:Never
File type: sh
MIME type:text/x-shellscript
ssdeep 96:bJHXZAQgcxvjNBfNz5/ZBz1zblrh/Td/hlrJSQ:LBL
TLSH T1456143FC42E17FE3C943AE4CBA24CB50A30B95F4AC33B13CAC5846664550756749BBAE
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
URLMalware sample (SHA256 hash)SignatureTags
http://46.151.182.231/bins/mao.x86_64n/an/aelf ua-wget
http://46.151.182.231/bins/mao.x86n/an/aelf ua-wget
http://46.151.182.231/bins/mao.mipsn/an/aelf ua-wget
http://46.151.182.231/bins/mao.mpsln/an/aelf ua-wget
http://46.151.182.231/bins/mao.armn/an/aelf ua-wget
http://46.151.182.231/bins/mao.arm5n/an/aelf ua-wget
http://46.151.182.231/bins/mao.arm6n/an/aelf ua-wget
http://46.151.182.231/bins/mao.arm7n/an/aelf ua-wget
http://46.151.182.231/bins/mao.ppcn/an/aelf ua-wget
http://46.151.182.231/bins/mao.m68kn/an/aelf ua-wget
http://46.151.182.231/bins/mao.sh4n/an/aelf ua-wget
http://46.151.182.231/bins/mao.spcn/an/aelf ua-wget
http://46.151.182.231/bins/mao.arcn/an/aelf ua-wget
http://46.151.182.231/bins/mao.i686n/an/aelf ua-wget
http://46.151.182.231/bins/mao.i486n/an/aelf ua-wget

Intelligence

File Origin
# of uploads :
1
# of downloads :
53
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

Verdict:
Malicious
File Type:
unix shell
First seen:
2026-02-06T19:44:00Z UTC
Last seen:
2026-02-07T03:01:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan-Downloader.Shell.Agent.a
Link:
https://opentip.kaspersky.com/91c1dd355f037ff339fd362b64403e4447c1bb989d1a37de78c8d546b648d914/results?tab=lookup
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/91c1dd355f037ff339fd362b64403e4447c1bb989d1a37de78c8d546b648d914
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/91c1dd355f037ff339fd362b64403e4447c1bb989d1a37de78c8d546b648d914/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/91c1dd355f037ff339fd362b64403e4447c1bb989d1a37de78c8d546b648d914
Threat name:
Script-Shell.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-06 22:39:16 UTC
File Type:
Text (Shell)
AV detection:
8 of 36 (22.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sha52nk7an77gop5gyvwiqb6ird4do4ytundpxtyzdkunnsi3eka._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai antivm botnet defense_evasion discovery linux
Link:
https://tria.ge/reports/260206-2k1zjaft4d/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Checks CPU configuration
File and Directory Permissions Modification
Executes dropped EXE
Modifies Watchdog functionality
Mirai
Mirai family
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/91c1dd355f03/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.34
Link:
https://yomi.yoroi.company/submissions/91c1dd355f037ff339fd362b64403e4447c1bb989d1a37de78c8d546b648d914

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: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 91c1dd355f037ff339fd362b64403e4447c1bb989d1a37de78c8d546b648d914

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3766751/
  
Delivery method
Distributed via web download

Comments