MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9a96cc123866df23aa043f23e7374c6ff75f68c67359f93bb89a05f8c7b2719. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a9a96cc123866df23aa043f23e7374c6ff75f68c67359f93bb89a05f8c7b2719
SHA3-384 hash: 7c503b5fedfe14c97914ca227d837ab3150dd87c31ce7a1691071807e261b0cd5ba68d1fcd8d039a5035ee0336b94c13
SHA1 hash: 4c3e9c262a98b383d0ebb58cf08068cad64bdfb4
MD5 hash: e6b70ab7aae2198eb7170aafd760e6fc
humanhash: nebraska-steak-pennsylvania-alpha
File name:mao.arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:63'756 bytes
First seen:2026-02-07 22:31:32 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:EZqtAATOSAWG/yi6A5LJAcZUO1CBeUS8Vg1xmKFD6/po7bHeBNu5bpsqnZUZ2Fve:E8AE7X/A54yOeUS8QxRu/MbpsCRFw
TLSH T177532A82FC81DA07DAD01336BA5E51CE37267399E1DE3347DE126F213A8A91F0D6B146
telfhash t180112371a65409fc73e8c70ea2ce124bf96334f99a033823975f379e03434c1b51042a
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 :
55
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/335d817e-6970-4b7e-b414-6213c2459699/
Detection(s):
Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9907086-0
Create hunting rule

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

Unix.Dropper.Mirai-10008433-0
Create hunting rule

Unix.Trojan.Mirai-10028946-0
Create hunting rule

Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-02-06T21:09:00Z UTC
Last seen:
2026-02-06T21:36:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.es HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/a9a96cc123866df23aa043f23e7374c6ff75f68c67359f93bb89a05f8c7b2719/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7e2c0a2a-dd38-430c-99b9-217da0eee6d9
Result
Threat name:
Okiru
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1865386
Signature
Multi AV Scanner detection for submitted file
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1865386 Sample: mao.arm5.elf Startdate: 07/02/2026 Architecture: LINUX Score: 56 22 109.202.202.202, 80 INIT7CH Switzerland 2->22 24 mn.34509.su 45.95.146.23, 25565, 51124, 51126 EKMEDIANL Netherlands 2->24 26 3 other IPs or domains 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 Yara detected Okiru 2->30 8 mao.arm5.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 mao.arm5.elf 8->14         started        16 mao.arm5.elf 8->16         started        process6 18 mao.arm5.elf 14->18         started        20 mao.arm5.elf 14->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a9a96cc123866df23aa043f23e7374c6ff75f68c67359f93bb89a05f8c7b2719
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a9a96cc123866df23aa043f23e7374c6ff75f68c67359f93bb89a05f8c7b2719/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/a9a96cc123866df23aa043f23e7374c6ff75f68c67359f93bb89a05f8c7b2719
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-07 02:03:27 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 36 (55.56%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vguwzqjdqzw7eovaipzd443uy37xl5umm42z7e53rgqf7dd3e4mq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/260207-2f1szaey5h/
Please note that we are no longer able to provide a coverage score for Virus Total.

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_Threat_3bcc1630
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_da28eb8b
Create hunting rule
Author:Elastic Security
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 a9a96cc123866df23aa043f23e7374c6ff75f68c67359f93bb89a05f8c7b2719

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3766745/
  
Delivery method
Distributed via web download

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