MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b25a749630b4c7728da8b2c5fab2b686a455b92675abd67507184e6d813e47e. 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: 8b25a749630b4c7728da8b2c5fab2b686a455b92675abd67507184e6d813e47e
SHA3-384 hash: 053f0943cb9150bfeb18bf0d09206d09c3e35fcfd6454c74643487085a2b7a2022c84c441020ecc1db56e4d522418456
SHA1 hash: 19cd18ad718e0f82b18906270f67a6943e8e7ece
MD5 hash: 0e6e4239d64b5600dfd88571012aaaa2
humanhash: beer-twelve-alabama-batman
File name:sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:120'332 bytes
First seen:2026-02-07 21:44:30 UTC
Last seen:2026-02-08 03:45:08 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:hfpZykqkt436I+9eIHbmNOkSMPXeC4GnHQ:hRZ0F3Bc6NOkvZhnHQ
TLSH T198C3AE73D42A7EC4D1514030B8B5FEB51B61A5C041935EBB26E9C87A00CBEA4FA0AFF5
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 gafgyt mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
100
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
a c2 socket address and a scan socket address
Link:
https://research.acce.ciphertechsolutions.com/results/bffe8afd-7e14-4089-a506-fee159f2a1d1/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7135890-0
Create hunting rule

Unix.Dropper.Mirai-7135939-0
Create hunting rule

Unix.Dropper.Mirai-7136025-0
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-9441505-0
Create hunting rule

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

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

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

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

Result
Gathering data
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/cec15eff-0c2e-4a51-8e55-5ffe2a5496f6
Result
Threat name:
Mirai, Moobot
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1865371
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Yara detected Moobot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1865371 Sample: sh4.elf Startdate: 07/02/2026 Architecture: LINUX Score: 80 30 169.254.169.254, 80 USDOSUS Reserved 2->30 32 83.168.95.235, 1999, 34528, 34530 ESPOL-ASPL Poland 2->32 34 5 other IPs or domains 2->34 36 Malicious sample detected (through community Yara rule) 2->36 38 Antivirus / Scanner detection for submitted sample 2->38 40 Multi AV Scanner detection for submitted file 2->40 42 2 other signatures 2->42 8 sh4.elf 2->8         started        10 python3.8 dpkg 2->10         started        12 dash rm 2->12         started        14 dash rm 2->14         started        signatures3 process4 process5 16 sh4.elf 8->16         started        18 sh4.elf 8->18         started        20 sh4.elf 8->20         started        22 sh4.elf 8->22         started        process6 24 sh4.elf 16->24         started        26 sh4.elf 16->26         started        28 sh4.elf 16->28         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8b25a749630b4c7728da8b2c5fab2b686a455b92675abd67507184e6d813e47e
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8b25a749630b4c7728da8b2c5fab2b686a455b92675abd67507184e6d813e47e/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-02-05 22:39:55 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 36 (52.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rms2osldbnghokg2rmwf7kzlnbvekw4sm5nl2z2qogconwat4r7a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/260207-1l9gmady5b/
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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
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:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 8b25a749630b4c7728da8b2c5fab2b686a455b92675abd67507184e6d813e47e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3774118/
  
Delivery method
Distributed via web download

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