MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9b85d13c02a3d4bf6991284b949b02d52954cb9bdfb9468bb7b2b2aae47f42c9. 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: 10


Intelligence 10 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9b85d13c02a3d4bf6991284b949b02d52954cb9bdfb9468bb7b2b2aae47f42c9
SHA3-384 hash: 112dc98dd29df58fdb459ab0e181196c2cc644a4e6df0462f81191ac24ed1737c5b7fe9ce98a8c0a46fbd428e0b551e0
SHA1 hash: 82645ffa97842518669a991d156815d4917709d5
MD5 hash: 5a8932255bd3c01bd43430835e0e25ea
humanhash: echo-fifteen-massachusetts-august
File name:zerx86
Download: download sample
Signature Mirai
Create hunting rule
File size:45'712 bytes
First seen:2025-12-09 16:40:20 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:vHrd4jmK54fIBxlegmf7WpNATcQzNCnttgNE3TO2t6RoueWoL8u1mbF:vHrd4jmO4fIwxipNQzNCIWjiR6nL91m
TLSH T119234BC49853D8F4ED1929B02533F7B76EB6F43901B8F9D3D794AA32B842611960B2DC
telfhash t12d1102bb6da204f8b7c46d44c75f26f01e7ad663197566e800f21dd523e29c29074c3b
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 :
37
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9857931-0
Create hunting rule

Unix.Trojan.Mirai-9866113-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
DNS request
Creating a file
Connection attempt
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/6938512b1eac7b9b76a1faf0/reports/903b0dfb-166a-49ac-87a7-344c3558129d/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-09T13:06:00Z UTC
Last seen:
2025-12-09T13:26:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.gen
Link:
https://opentip.kaspersky.com/9b85d13c02a3d4bf6991284b949b02d52954cb9bdfb9468bb7b2b2aae47f42c9/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3781dc87-b1bc-47d4-b20b-63c11fca731a
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1829691
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1829691 Sample: zerx86.elf Startdate: 09/12/2025 Architecture: LINUX Score: 64 20 54.247.62.1, 443, 57226 AMAZON-02US United States 2->20 22 165.232.127.233, 34868, 39691 ALLEGHENYHEALTHNETWORKUS United States 2->22 24 slursontel.ru 2->24 26 Malicious sample detected (through community Yara rule) 2->26 28 Antivirus / Scanner detection for submitted sample 2->28 30 Multi AV Scanner detection for submitted file 2->30 8 zerx86.elf 2->8         started        10 dash rm 2->10         started        12 dash grep 2->12         started        14 dash rm 2->14         started        signatures3 process4 process5 16 zerx86.elf 8->16         started        process6 18 zerx86.elf 16->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/9b85d13c02a3d4bf6991284b949b02d52954cb9bdfb9468bb7b2b2aae47f42c9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9b85d13c02a3d4bf6991284b949b02d52954cb9bdfb9468bb7b2b2aae47f42c9/
Verdict:
Malicious
Threat:
Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/9b85d13c02a3d4bf6991284b949b02d52954cb9bdfb9468bb7b2b2aae47f42c9
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-09 16:41:16 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=toc5cpacupkl62mrfbfzjgyc2uuvjs43364unc5xwkzkvzd7ileq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
linux
Link:
https://tria.ge/reports/251209-t671zabm3x/
Behaviour
Changes its process name
Renames itself
Verdict:
Malicious
Tags:
trojan mirai Unix.Trojan.Mirai-9857931-0
YARA:
Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/b36805b5-b385-490e-9a6f-aae3d11ccc1f
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/9b85d13c02a3d4bf6991284b949b02d52954cb9bdfb9468bb7b2b2aae47f42c9

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_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
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 9b85d13c02a3d4bf6991284b949b02d52954cb9bdfb9468bb7b2b2aae47f42c9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3726333/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3726336/

Comments