MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f84f8b4138a358e78abb908367a1ff6f20c3b256939ff7e9daeeebc332064992. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f84f8b4138a358e78abb908367a1ff6f20c3b256939ff7e9daeeebc332064992
SHA3-384 hash: bdc7ac68fcd0a14b566661daa5f61b54788302308c75867aaa1fdf8d1dcbbec7427020ad7407391372fc98a6aea45f60
SHA1 hash: b2508f4f68e7b75be48d5552b47b9a17b3b3ba78
MD5 hash: ef46d743f03b01ce595f5addc3415765
humanhash: happy-lactose-beryllium-whiskey
File name:Yboats.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:48'700 bytes
First seen:2025-12-03 11:23:01 UTC
Last seen:2025-12-03 11:56:58 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:sNoN4ZITU42HG7GZZPDgytRqCauLNrhtoj2gvEwdvYJHUYFZi99A0xkyHn956l2P:cZITUNH6Ggypzprh4bv7YJH1s/uyHDEw
TLSH T1C5230169D6994DF7D9E90C39BB7B6006FA8DE42066FE3330B281C6A8A5C11164970D33
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) :48'700 bytes
File size (de-compressed) :136'792 bytes
Format:linux/arm
Unpacked file: fc39e04f05933ba5269298e66a207ee44fa4b919c622eba5e8d59b949b74498f

Intelligence

File Origin
# of uploads :
2
# of downloads :
29
Origin country :
DE DE
Vendor Threat Intelligence
Details
No details
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/69301daad916827ff3ae909e/reports/ad22642d-bf49-4591-9ca3-bd7c5890d945/overview
Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
Detections:
HEUR:Exploit.Linux.Zyxel.c HEUR:Exploit.Linux.CVE-2018-10561.a HEUR:Exploit.Linux.CVE-2014-8361.a HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Mirai.ad HEUR:Exploit.Linux.Mvpower.a HEUR:Exploit.Linux.DLink.b HEUR:Exploit.Linux.CVE-2017-17215.a HEUR:Backdoor.Linux.Mirai.ii HEUR:Backdoor.Linux.Mirai.es
Link:
https://opentip.kaspersky.com/f84f8b4138a358e78abb908367a1ff6f20c3b256939ff7e9daeeebc332064992/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a7bc62c8-cb3c-4ff2-b332-c9c44b9647fa
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1825282
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f84f8b4138a358e78abb908367a1ff6f20c3b256939ff7e9daeeebc332064992
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f84f8b4138a358e78abb908367a1ff6f20c3b256939ff7e9daeeebc332064992/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/f84f8b4138a358e78abb908367a1ff6f20c3b256939ff7e9daeeebc332064992
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-03 11:23:25 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 36 (38.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7bhywqjyunmopcv3scbwpip7n4qmhmswsop7p2o253v4gmqgjgja._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:unstable botnet discovery upx
Link:
https://tria.ge/reports/251203-nhasnsykhq/
Behaviour
Reads runtime system information
Mirai
Mirai family
Malware Config
C2 Extraction:
cnc.504.su
scan.504.su
Gathering data
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/f84f8b4138a358e78abb908367a1ff6f20c3b256939ff7e9daeeebc332064992

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 f84f8b4138a358e78abb908367a1ff6f20c3b256939ff7e9daeeebc332064992

(this sample)

Mirai

elf fc39e04f05933ba5269298e66a207ee44fa4b919c622eba5e8d59b949b74498f

  
URLhaus
https://urlhaus.abuse.ch/url/3723973/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 fc39e04f05933ba5269298e66a207ee44fa4b919c622eba5e8d59b949b74498f
  
Dropping
MD5 22eca17be23bb1a98d61866cb7efa0e4

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