MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a98fc17acb6a3a274eb728bc4d87d627eb3d41f37ebefd67b57ac9e896bff1fa. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a98fc17acb6a3a274eb728bc4d87d627eb3d41f37ebefd67b57ac9e896bff1fa
SHA3-384 hash: 5fde27577b17e6d12b7a33e4bc40e1bad654cf071138f84cef9a77164a81909477d916fde814146c2046be512f56fb85
SHA1 hash: b8be4cf409bf5adb83c5091d344faf9b1078b782
MD5 hash: 9b38e2f49177385b349e83f0562b8caf
humanhash: carolina-green-emma-social
File name:mao.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:63'656 bytes
First seen:2026-02-06 13:08:00 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:RShIy19IkyR5wmKNMil8KhoKUz6m/etTQ+Eg1cmKF4QPpo77HabBNu56upsTZGUq:AIy1WON6ilQOkETQ+FcRzPkXpswm8FL
TLSH T10C530782FC819A07DBD01336BA6E61CE33257399E1DE7247ED126F613ACA91F0D6B141
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 :
28
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/a16063a5-1527-41fa-988d-47f35882e8d3/
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

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade obfuscated rust
Link:
https://www.filescan.io/uploads/6985e7c9930564ff3c8f44b0/reports/9af94b24-6bf4-46ca-b4e2-5f5b4cc9222c/overview
Result
Gathering data
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/80a3dcad-f454-496b-9158-f6d25feb4e6f
Result
Threat name:
Okiru
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Detection:
malicious
Classification:
troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1864695
Signature
Multi AV Scanner detection for submitted file
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1864695 Sample: mao.arm.elf Startdate: 06/02/2026 Architecture: LINUX Score: 56 18 mn.34509.su 164.152.122.173, 25565 MONSANTO-INETUS United States 2->18 20 Multi AV Scanner detection for submitted file 2->20 22 Yara detected Okiru 2->22 8 mao.arm.elf 2->8         started        signatures3 process4 process5 10 mao.arm.elf 8->10         started        12 mao.arm.elf 8->12         started        process6 14 mao.arm.elf 10->14         started        16 mao.arm.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a98fc17acb6a3a274eb728bc4d87d627eb3d41f37ebefd67b57ac9e896bff1fa
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a98fc17acb6a3a274eb728bc4d87d627eb3d41f37ebefd67b57ac9e896bff1fa/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vgh4c6wlni5cotvxfc6e3b6we7vt2qptp27p2z5vple6rfv76h5a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/260206-qddd4sez5b/
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 a98fc17acb6a3a274eb728bc4d87d627eb3d41f37ebefd67b57ac9e896bff1fa

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3766742/
  
Delivery method
Distributed via web download

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