MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4476a4f8616cfe832f9740c6aadc02d72976b81f123ca2ff8ceb8b5110bba58d. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4476a4f8616cfe832f9740c6aadc02d72976b81f123ca2ff8ceb8b5110bba58d
SHA3-384 hash: a70f0324cbc1fe0796ae9204f215f07061d31baa05c463db1d8687cd96a1231a06f224f87e9d656a74cc4ab506a2dd47
SHA1 hash: 14aa179b8a97c2c90d95081654a4d43995361423
MD5 hash: 9fc5c8961987da108b6386f0cbfb52ac
humanhash: california-nitrogen-minnesota-emma
File name:Polar.arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:31'724 bytes
First seen:2026-01-17 19:42:30 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:c1be+IGP+RuX7+7SdDkSb5k07f1Ks3UozGZ:c1S+J+RuL+74Dtb5XFzk
TLSH T19BE2E21576CE94F0C5341835CEFE854A73C745F9C6FE252A90E01364BEDAA0B58BED88
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) :31'724 bytes
File size (de-compressed) :75'256 bytes
Format:linux/arm
Unpacked file: 17992e6474b2562cb6fd78703570885d7253d93fa397c89fa617118afc491b76

Intelligence

File Origin
# of uploads :
1
# of downloads :
60
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/43f17eca-0ad5-443a-9d6e-5fb62e67b914/
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/696be629584f1963ad591c8c/reports/7ff03c44-c416-41a8-8f04-dd0ebc9f2c90/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/47162e6c-25f3-4ffe-a048-4f458711451c
Behavior Graph:
Download SVG
%3 guuid=13226b30-1700-0000-575a-10ca140a0000 pid=2580 /usr/bin/sudo guuid=c4c2f231-1700-0000-575a-10ca1b0a0000 pid=2587 /tmp/sample.bin guuid=13226b30-1700-0000-575a-10ca140a0000 pid=2580->guuid=c4c2f231-1700-0000-575a-10ca1b0a0000 pid=2587 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3b4bedf1-3bab-4ec7-a203-e4498d52467f
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1852595
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4476a4f8616cfe832f9740c6aadc02d72976b81f123ca2ff8ceb8b5110bba58d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4476a4f8616cfe832f9740c6aadc02d72976b81f123ca2ff8ceb8b5110bba58d/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-17 19:44:14 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 36 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ir3kj6dbnt7igl4xiddkvxac24uxnoa7ci6kf74m5ofvcef3uwgq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/260117-yezbzabw6g/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/7772492d-98e4-4ee8-a7e3-4784ad0e5fe7
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/4476a4f8616cfe832f9740c6aadc02d72976b81f123ca2ff8ceb8b5110bba58d

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 4476a4f8616cfe832f9740c6aadc02d72976b81f123ca2ff8ceb8b5110bba58d

(this sample)

Mirai

elf 17992e6474b2562cb6fd78703570885d7253d93fa397c89fa617118afc491b76

  
URLhaus
https://urlhaus.abuse.ch/url/3711492/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 17992e6474b2562cb6fd78703570885d7253d93fa397c89fa617118afc491b76
  
Dropping
MD5 21718e9d5558fa06a3d8626eb7097bc8

Comments