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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b56b9f267d6dec2aeeb1b93af1acad6332e2fe3a484965bffce5b1fdc8b208e. 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: 9


Intelligence 9 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4b56b9f267d6dec2aeeb1b93af1acad6332e2fe3a484965bffce5b1fdc8b208e
SHA3-384 hash: d396f2d68be54442a942d24508d4a24a83ca3c26cfdd85ff0eb6c4179ba316f1f11cd9e9a8f4d95f9664edc17357a1b0
SHA1 hash: dbc133e5111d73028bfeac9c6082318e59b5506c
MD5 hash: 0d548884ee4e323efcd58a1d0f8ae163
humanhash: xray-indigo-eighteen-mirror
File name:4b56b9f267d6dec2aeeb1b93af1acad6332e2fe3a484965bffce5b1fdc8b208e.elf
Download: download sample
Signature Mirai
Create hunting rule
File size:72'236 bytes
First seen:2026-08-19 01:15:43 UTC
Last seen:2026-08-19 08:37:08 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:EIgrQXVQJ1iu40TcOJe0hnf0g5h6qVZrHRIPTN:EInMBxcObf5VR+R
TLSH T130635B01775D4B07E59A5EB0243F1BF1C7BFEE8229E0F2896A0EAB454170E73450AED9
Magika elf
Reporter Tuxxin
Tags:elf exe mirai whack.sh

Intelligence

File Origin
# of uploads :
2
# of downloads :
149
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/5ba41ef1-201d-4142-961e-474530b0d283/
Detection(s):
Unix.Dropper.Mirai-7135957-0
Create hunting rule

Unix.Dropper.Mirai-7136014-0
Create hunting rule

Unix.Dropper.Mirai-7139230-0
Create hunting rule

Unix.Trojan.Mirai-7135937-0
Create hunting rule

Unix.Trojan.Mirai-9907086-0
Create hunting rule

Unix.Trojan.Mirai-9940367-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Connection attempt
DNS request
Runs as daemon
Receives data from a server
Sends data to a server
Substitutes an application name
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bashlite exploit mirai obfuscated
Link:
https://www.filescan.io/uploads/6a8503c7177e97696cbadcd2/reports/99b3b308-6c0c-464c-8306-6d9690d405b3/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a9687d08-a849-40c3-b759-c420c55467fa
Behavior Graph:
Download SVG
%3 guuid=b79556df-1600-0000-b057-d8c9670d0000 pid=3431 /usr/bin/sudo guuid=076981e2-1600-0000-b057-d8c9730d0000 pid=3443 /tmp/sample.bin guuid=b79556df-1600-0000-b057-d8c9670d0000 pid=3431->guuid=076981e2-1600-0000-b057-d8c9730d0000 pid=3443 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/3ac8166b-8930-43f3-a570-790b4e401862
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4b56b9f267d6dec2aeeb1b93af1acad6332e2fe3a484965bffce5b1fdc8b208e
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4b56b9f267d6dec2aeeb1b93af1acad6332e2fe3a484965bffce5b1fdc8b208e/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-19 01:16:37 UTC
File Type:
ELF32 Big (Exe)
AV detection:
19 of 36 (52.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jnllt4th23pmflxldoj26gwk2yzs4l7duscjmw77zznr7xelecha._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet linux
Link:
https://tria.ge/reports/260819-bmpfeacd47/
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/4b56b9f267d6dec2aeeb1b93af1acad6332e2fe3a484965bffce5b1fdc8b208e

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:Linux_Generic_Threat_da28eb8b
Create hunting rule
Author:Elastic Security
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 4b56b9f267d6dec2aeeb1b93af1acad6332e2fe3a484965bffce5b1fdc8b208e

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3902389/
  
URLhaus
https://urlhaus.abuse.ch/url/3902428/

Comments