MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b66115b54a25ca409e637ff81b03d6042c2f7cb2fbaa69d68cfb104aa41d125b. 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: 9


Intelligence 9 IOCs YARA 6 File information Comments
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SHA256 hash: b66115b54a25ca409e637ff81b03d6042c2f7cb2fbaa69d68cfb104aa41d125b
SHA3-384 hash: 1d87d93e91c9a5f31b6590cd053e2c090c5bca3a3d5df702d3d9ff11f533e7fef5f9003371289f6a74b816876444f01f
SHA1 hash: 14f4ec620deb5b0ff33f3426ee047dd015509c89
MD5 hash: a5e1bde92da38f77faa12cceff6cff95
humanhash: montana-pizza-cat-texas
File name:ub8ehJSePAfc9FYqZIT6.sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:67'252 bytes
First seen:2025-11-28 19:24:16 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:D/rMkOtfaR0glv2ZKsT5Z7BPxznCI0sCp8udt:DYkwfCFlugsz9xznsxrdt
TLSH T1A5639E16D82509A9C286C5B471EC8E3A1B13E5C063837EF71A7AC375A067D9CF849FB4
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 :
80
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-61.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Trojan.Mirai-7138377-0
Create hunting rule

Unix.Trojan.Mirai-7674518-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Unix.Trojan.Generic-9910198-0
Create hunting rule

Unix.Trojan.Generic-9910199-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Unix.Trojan.Mirai-10042712-0
Create hunting rule

Unix.Trojan.Mirai-10057021-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/6929f728efb205635358a5d1/reports/eed24dd0-22ec-4c70-94a9-9fb7514e2192/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-28T16:51:00Z UTC
Last seen:
2025-11-29T03:48:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/b66115b54a25ca409e637ff81b03d6042c2f7cb2fbaa69d68cfb104aa41d125b/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/8edc6687-6632-4111-989e-60acd5eb5422
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1822586
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1822586 Sample: ub8ehJSePAfc9FYqZIT6.sh4.elf Startdate: 28/11/2025 Architecture: LINUX Score: 72 20 103.77.241.17, 33246, 33248, 33250 X4B-AS-APX4BDDoSProtectedAnnouncementsAU India 2->20 22 Malicious sample detected (through community Yara rule) 2->22 24 Antivirus / Scanner detection for submitted sample 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Yara detected Mirai 2->28 8 ub8ehJSePAfc9FYqZIT6.sh4.elf 2->8         started        signatures3 process4 process5 10 ub8ehJSePAfc9FYqZIT6.sh4.elf 8->10         started        12 ub8ehJSePAfc9FYqZIT6.sh4.elf 8->12         started        14 ub8ehJSePAfc9FYqZIT6.sh4.elf 8->14         started        process6 16 ub8ehJSePAfc9FYqZIT6.sh4.elf 10->16         started        18 ub8ehJSePAfc9FYqZIT6.sh4.elf 10->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b66115b54a25ca409e637ff81b03d6042c2f7cb2fbaa69d68cfb104aa41d125b
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b66115b54a25ca409e637ff81b03d6042c2f7cb2fbaa69d68cfb104aa41d125b/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-28 19:25:23 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wzqrlnkkexfebhtdp74bwa6waqwc67fs7ovgtvum7mievja5cjnq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd linux
Link:
https://tria.ge/reports/251128-x429gshn8z/
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/e33390a5-a3b1-464c-ba7e-0871caa3f6d5
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/b66115b54a25ca409e637ff81b03d6042c2f7cb2fbaa69d68cfb104aa41d125b

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:ELF_Mirai
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Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
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 b66115b54a25ca409e637ff81b03d6042c2f7cb2fbaa69d68cfb104aa41d125b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3718970/
  
Delivery method
Distributed via web download

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