MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8239a5b14056d6bced947074cf866dc3ffd14689c4bc47d7a80eb448bffde0ba. 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: 6


Intelligence 6 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8239a5b14056d6bced947074cf866dc3ffd14689c4bc47d7a80eb448bffde0ba
SHA3-384 hash: b8daf3b4251de0c156d1b1bc862dee909f02f642f4df66e6cdc24d53002400b2e0d857ed3a61c58d59c0f0d8d34910cd
SHA1 hash: 38d76c42dcff91b700bdeb62a78ccd530b9a8443
MD5 hash: 7ac6079f46da7bb7517f55074dc5b5c3
humanhash: stairway-nevada-arkansas-fanta
File name:8239a5b14056d6bced947074cf866dc3ffd14689c4bc47d7a80eb448bffde0ba.elf
Download: download sample
Signature Mirai
Create hunting rule
File size:52'468 bytes
First seen:2026-08-22 20:16:41 UTC
Last seen:2026-08-23 19:40:23 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:jdAoICAsdhgdtDxF47K4yUbirfaCzx4BtkF4u+qgw09J:51Ildpx+KJii7aSGtkF4u+qgwc
TLSH T1F4330211D2D6198CFD699D2AD933A2C066720B96BBE4F4E02981BF350C9F714DB9DEC0
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 whack_sh
Tags:elf exe mirai UPX whack.sh
File size (compressed) :52'468 bytes
File size (de-compressed) :146'352 bytes
Format:linux/ppc32
Unpacked file: ad58f0683617d9046fa5d5e499073acf813b647d6ae56a2a031449068d95d39c

Intelligence

File Origin
# of uploads :
5
# of downloads :
135
Origin country :
US US
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/cd2573bc-c8e8-4346-95b9-2b610041bafd/
Detection(s):
Unix.Trojan.Mirai-9936831-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Connection attempt
Runs as daemon
Creating a file
Traces processes
Substitutes an application name
Deleting of the original file
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6a8a03ce6e3d629fe001cc7c/reports/7a8e2c2c-9e68-4285-9604-2cf0789216c5/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/e2f650cc-ab24-45a2-b207-ec93d7fe935f
Behavior Graph:
Download SVG
%3 guuid=15149a0f-1d00-0000-af72-d712de0a0000 pid=2782 /usr/bin/sudo guuid=f25ec111-1d00-0000-af72-d712e40a0000 pid=2788 /tmp/sample.bin guuid=15149a0f-1d00-0000-af72-d712de0a0000 pid=2782->guuid=f25ec111-1d00-0000-af72-d712e40a0000 pid=2788 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/6e7ca851-8313-42aa-85c9-29fb47b328a1
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8239a5b14056d6bced947074cf866dc3ffd14689c4bc47d7a80eb448bffde0ba
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8239a5b14056d6bced947074cf866dc3ffd14689c4bc47d7a80eb448bffde0ba/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-22 20:17:20 UTC
File Type:
ELF32 Big (Exe)
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qi42lmkak3llz3muob2m7btnyp75crujys6epv5ib22erp754c5a._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/260822-y2r66syere/
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/8239a5b14056d6bced947074cf866dc3ffd14689c4bc47d7a80eb448bffde0ba

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: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_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 8239a5b14056d6bced947074cf866dc3ffd14689c4bc47d7a80eb448bffde0ba

(this sample)

Mirai

elf ad58f0683617d9046fa5d5e499073acf813b647d6ae56a2a031449068d95d39c

  
Delivery method
Distributed via web download
  
Dropping
SHA256 ad58f0683617d9046fa5d5e499073acf813b647d6ae56a2a031449068d95d39c
  
Dropping
MD5 b3ee25fd5ac8cd975d6cad7b4ad033ea
  
URLhaus
https://urlhaus.abuse.ch/url/3906528/

Comments