MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 520cf78e2a38df00d68ddf326f9c16331fa37af7bf081da22af7c20f07e828a3. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 520cf78e2a38df00d68ddf326f9c16331fa37af7bf081da22af7c20f07e828a3
SHA3-384 hash: 2d8a100c51fb1528beaa79935f6e5e823d6a1dd84ce1221b0f15e4c08b64b7acb1fc31011ee7970cfb0ae5cb91acfda3
SHA1 hash: 47521082626d979903f63c639fb13664e2ebbf42
MD5 hash: fd2f4021e0210c8ac5068cfd5235fe1d
humanhash: vegan-hydrogen-echo-lactose
File name:arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:64'448 bytes
First seen:2026-04-19 23:48:55 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:V6crQpXSxLkH3J/4ieDDwFd948nFHahqVQO7jcISOnHFeH6E1SkL4aTpky36B0Eg:XrFlkOfvM4IFHagU76Kr4EH3uSZHqY3
TLSH T12C53024AA4032A13D9D16D38D6BF98A29C6A4FB0CBFEBC15D4F05A44ABE25435348F52
telfhash t1b79002939b360e2731f04010194994089ba46b0c2e196151674d662554c7584726f412
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.DarkNexus-7679166-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-04-19T21:47:00Z UTC
Last seen:
2026-04-19T22:07:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/520cf78e2a38df00d68ddf326f9c16331fa37af7bf081da22af7c20f07e828a3/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/0b74d804-efd2-4814-bb39-3838987da040
Behavior Graph:
Download SVG
%3 guuid=c57d2eb0-1900-0000-4668-93feca070000 pid=1994 /usr/bin/sudo guuid=ff3329b3-1900-0000-4668-93fece070000 pid=1998 /tmp/sample.bin guuid=c57d2eb0-1900-0000-4668-93feca070000 pid=1994->guuid=ff3329b3-1900-0000-4668-93fece070000 pid=1998 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ec458019-e80b-45c9-a60d-f972a907f2b9
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1900802
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/520cf78e2a38df00d68ddf326f9c16331fa37af7bf081da22af7c20f07e828a3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/520cf78e2a38df00d68ddf326f9c16331fa37af7bf081da22af7c20f07e828a3/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-04-19 23:49:37 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kigppdrkhdpqbvun34zg7hawgmp2g6xxx4eb3irk67ba6b7ifcrq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Link:
https://tria.ge/reports/260419-3t7dcads2m/
Behaviour
Reads runtime system information
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/520cf78e2a38df00d68ddf326f9c16331fa37af7bf081da22af7c20f07e828a3

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: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:upx_antiunpack_elf32
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:UPX Anti-Unpacking technique to magic renamed for ELF32

File information

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

Web download

Mirai

elf 520cf78e2a38df00d68ddf326f9c16331fa37af7bf081da22af7c20f07e828a3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3826233/
  
Delivery method
Distributed via web download

Comments