MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b725da3ea68c7f7f8d65a6317edbfdf87666b05cb3ddbadad7f21b53319e00d9. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b725da3ea68c7f7f8d65a6317edbfdf87666b05cb3ddbadad7f21b53319e00d9
SHA3-384 hash: 00d979dc146dad3d6e58e9e9e1efbce3af5010718382855cdab9f8444c9c62ce4629ecc81ba6ae6a2fbf0506f0602501
SHA1 hash: dfa85d8b1897339bb7d58fdc200d20f9aaee15b1
MD5 hash: f3af70b8765b6dc9d563a8a5e9ba3bde
humanhash: helium-three-west-bulldog
File name:rizzx.i686
Download: download sample
Signature Mirai
Create hunting rule
File size:41'404 bytes
First seen:2026-02-26 04:13:06 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:JdQwcrBWSsQTnqAAEqEahxKGafDBinY4U5qXcF8cfOgc6tnbcuyD7UHQRjT:zaduEqMqF+BiY4U5AcmJ6tnouy8Hy3
TLSH T11B03F1D5B5996E90E0D711B05EE7DF1E5482E13CC968C8085ACC20773A2B7B53B39BE1
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf mirai UPX
File size (compressed) :41'404 bytes
File size (de-compressed) :87'316 bytes
Format:linux/i386
Unpacked file: ec7fb3658c4e69ca369c9e29dd2f16829c89b987d3a43ed737bbc4591626db20

Intelligence

File Origin
# of uploads :
1
# of downloads :
53
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/165faa06-fea2-460c-a133-f6796e57c168/
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Receives data from a server
Runs as daemon
Opens a port
DNS request
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
46
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b725da3ea68c7f7f8d65a6317edbfdf87666b05cb3ddbadad7f21b53319e00d9
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/238eafae-0701-4d7b-a0c3-21d099c07ea6
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b725da3ea68c7f7f8d65a6317edbfdf87666b05cb3ddbadad7f21b53319e00d9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b725da3ea68c7f7f8d65a6317edbfdf87666b05cb3ddbadad7f21b53319e00d9/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-24 11:38:13 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 36 (47.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w4s5upvgrr7x7dlfuyyx5w757b3gnmc4wpo3vwwx6invgmm6admq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/260226-es96vaav2e/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/b725da3ea68c7f7f8d65a6317edbfdf87666b05cb3ddbadad7f21b53319e00d9

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_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf b725da3ea68c7f7f8d65a6317edbfdf87666b05cb3ddbadad7f21b53319e00d9

(this sample)

Mirai

elf ec7fb3658c4e69ca369c9e29dd2f16829c89b987d3a43ed737bbc4591626db20

  
URLhaus
https://urlhaus.abuse.ch/url/3785871/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3785880/
  
URLhaus
https://urlhaus.abuse.ch/url/3785893/
  
Dropping
SHA256 ec7fb3658c4e69ca369c9e29dd2f16829c89b987d3a43ed737bbc4591626db20
  
Dropping
MD5 f9fdc6c613180fdaa36feba381f351e7

Comments