MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cd3a81b8c3bedc60e78469aa324e3637f684d6e40b60a6aa3b9d4f713f86e495. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cd3a81b8c3bedc60e78469aa324e3637f684d6e40b60a6aa3b9d4f713f86e495
SHA3-384 hash: c4ab494386218c962f56a905e75da04f59565022916be792faba9b9b0ece66f14b0ad5992a59aa9e174813b74189a40d
SHA1 hash: 6c12bb4f2738ac43e0fa72c5c7b948151f4b0dd4
MD5 hash: 0477c1405f3377621ef04be2debf5cee
humanhash: avocado-texas-coffee-friend
File name:mass
Download: download sample
Signature Mirai
Create hunting rule
File size:2'357 bytes
First seen:2025-08-19 04:24:21 UTC
Last seen:2025-08-20 00:49:00 UTC
File type: sh
MIME type:text/x-shellscript
ssdeep 48:SP/S7PcnW0HPNgQS5P2RcaP2RRP8HJPzG7/Py9xPEkm1ZPEfjPwrLPdQ/PzPnqzk:SP/S7PcntHPNgbP2RcaP2RRP8HJPzGD4
TLSH T1C441D6CE1430616A1C4F8E5B637599A8A0C2CCD731918E6DDE9C6C39C9BE87F714AF24
Magika shell
Reporter abuse_ch
Tags:mirai sh
URLMalware sample (SHA256 hash)SignatureTags
http://163.5.63.97/arm929cf9e8fdf4cfe0f5c9de3e3ef5c6ad070ca481cb3b9fbaff9176cb83cf2959 Miraiarm elf geofenced mirai ua-wget USA
http://163.5.63.97/arm53c6d883136783d01fbeff4a1e565c2a466afda20ef9af50a33411c45727b0e0d Miraiarm elf geofenced mirai ua-wget USA
http://163.5.63.97/arm661bf662cc38fbd8cf021b4e2eadb5b1170f2cbdd6087d84ed3153af1ab1d754d Miraiarm elf geofenced mirai ua-wget USA
http://163.5.63.97/arm7e13ad9d0efe2fc524189b97a14f6a6e418f319f5b697a4332d94ddf9e7bd4ded Miraiarm elf geofenced mirai ua-wget USA
http://163.5.63.97/i4863fce2302e31fa98a196ada97fee83eb45cc8d9038115d61927bbad54cfb97196 Miraielf geofenced mirai ua-wget USA x86
http://163.5.63.97/i686d982ba3010e001660742fd90ea600020477952f87de38382205b6221b821bf16 Miraielf geofenced mirai ua-wget USA x86
http://163.5.63.97/m68kd0500af0d3967954ca914554d5b0068825eb1939a427b917a6f6fa458597e608 Miraielf geofenced m68k mirai ua-wget USA
http://163.5.63.97/mipsbb9c76d1be2784aec3ff807e47f62f87f73c03f63fbbc54d4d98585eda348dbb Miraielf geofenced mips mirai ua-wget USA
http://163.5.63.97/mpsl5c922ae55396b31dee3fd10aef13d263c657060ac704d0c2401b3974d93729f3 Miraielf geofenced mips mirai ua-wget USA
http://163.5.63.97/ppcdf05066b7cadbe05a8c6405195cba5033027e398e9a29f25de54ef3d75141da0 Miraielf geofenced mirai PowerPC ua-wget USA
http://163.5.63.97/sh4ec360d88a2835d4c91ef7103e48492797269fa084913ecb728735a06d35afe6b Miraielf geofenced mirai SuperH ua-wget USA
http://163.5.63.97/spc8254501b394b3065c5a118bf01a881a004ff2bda8bbb955093fe80e2d083fa09 Miraielf geofenced mirai sparc ua-wget USA
http://163.5.63.97/x863478189a49771d44287db1b81118e320b6eec9cf1aa2930f9b2e3dc41b60e965 Miraielf geofenced mirai ua-wget USA x86
http://163.5.63.97/x86_64c7d74f56d4c9f8ddc45517eeebfb1f07b66acd955b2723c0a0994dbb34dbc830 Miraielf geofenced mirai ua-wget USA x86

Intelligence

File Origin
# of uploads :
2
# of downloads :
35
Origin country :
DE DE
Vendor Threat Intelligence
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/cd3a81b8c3bedc60e78469aa324e3637f684d6e40b60a6aa3b9d4f713f86e495
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cd3a81b8c3bedc60e78469aa324e3637f684d6e40b60a6aa3b9d4f713f86e495/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/cd3a81b8c3bedc60e78469aa324e3637f684d6e40b60a6aa3b9d4f713f86e495
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-08-19 04:25:50 UTC
File Type:
Text (Shell)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zu5idogdx3ogbz4engvdetrwg73ijvxebnqknkr3tvhxcp4g4skq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet antivm botnet credential_access defense_evasion discovery linux
Link:
https://tria.ge/reports/250819-e19v2szpv7/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Checks CPU configuration
Reads process memory
Enumerates running processes
File and Directory Permissions Modification
Deletes itself
Executes dropped EXE
Mirai
Mirai family
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/cd3a81b8c3be/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.12
Link:
https://yomi.yoroi.company/submissions/cd3a81b8c3bedc60e78469aa324e3637f684d6e40b60a6aa3b9d4f713f86e495

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:ach_202412_suspect_bash_script
Create hunting rule
Author:abuse.ch
Description:Detects suspicious Linux bash scripts

File information

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

Web download

Mirai

sh cd3a81b8c3bedc60e78469aa324e3637f684d6e40b60a6aa3b9d4f713f86e495

(this sample)

Mirai

elf 929cf9e8fdf4cfe0f5c9de3e3ef5c6ad070ca481cb3b9fbaff9176cb83cf2959

  
URLhaus
https://urlhaus.abuse.ch/url/3606440/
  
Delivery method
Distributed via web download
  
Dropping
MD5 595951fb6c375d8bb358246eecc97ff3
  
Dropping
SHA256 929cf9e8fdf4cfe0f5c9de3e3ef5c6ad070ca481cb3b9fbaff9176cb83cf2959

Comments