MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2b547e2dc73a7e10de9d4ca4cd76ec136fbadd09d8a297d2e287bcbeecf6502. 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: 11


Intelligence 11 IOCs YARA 15 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b2b547e2dc73a7e10de9d4ca4cd76ec136fbadd09d8a297d2e287bcbeecf6502
SHA3-384 hash: 674c1a9d16ebed5950a1540c9675354c420361a00c1f63d56ee8ac9fef2aac05b882f3ad26b5ea15d7dafc83889857ad
SHA1 hash: 845ee69fec64f4817fbdb92f5a140e2052fbc37f
MD5 hash: c9c093e37f25c9a99ef7ae0a7722e81c
humanhash: football-solar-whiskey-virginia
File name:boatnet.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:71'408 bytes
First seen:2026-01-18 19:12:53 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:jxXi17HPmPanD9oXtQmrpkkTPk3iajlL3wsMTIdJ20upr8WORL:jxXCHPmPanD9oXtQm2sPj0lL3wpIX/JR
TLSH T156636CC5F683D8F9EC4701702032FB379A73F2B91268CA47E7A49633AC52642E515B9D
telfhash t158319ffb1a7e0cf9a7d15850c32f2e453949e27b19a032e48663d570716eec191bac3a
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 upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 576349a00db8e18b6e1b91a96d050e2e2faf19ed740243c357d7a1c17aa2eb22
File size (compressed) :33'748 bytes
File size (de-compressed) :71'408 bytes
Format:linux/i386
Packed file: 576349a00db8e18b6e1b91a96d050e2e2faf19ed740243c357d7a1c17aa2eb22

Intelligence

File Origin
# of uploads :
1
# of downloads :
44
Origin country :
NL NL
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/a5cf37ed-e531-4f7a-9b56-9fbe49034fc5/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

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

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

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

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

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

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

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

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

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/696d30d7584f1963ad5a4093/reports/92ba53d9-5845-408a-b639-d0d0439bab19/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-18T17:01:00Z UTC
Last seen:
2026-01-18T20:36:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b2b547e2dc73a7e10de9d4ca4cd76ec136fbadd09d8a297d2e287bcbeecf6502/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/dce1e650-532d-411b-93c1-a8812bc42b73
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1852957
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Detected Mirai
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to kill multiple processes (SIGKILL)
Sample tries to persist itself using cron
Suricata IDS alerts for network traffic
Writes identical ELF files to multiple locations
Yara detected Mirai
Yara detected ShellDownloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1852957 Sample: boatnet.x86.elf Startdate: 18/01/2026 Architecture: LINUX Score: 100 95 64.89.163.39, 3778, 42878, 42880 DIXIE-NETUS United States 2->95 97 daisy.ubuntu.com 2->97 99 Suricata IDS alerts for network traffic 2->99 101 Malicious sample detected (through community Yara rule) 2->101 103 Antivirus detection for dropped file 2->103 105 5 other signatures 2->105 15 boatnet.x86.elf 2->15         started        17 xfce4-panel wrapper-2.0 2->17         started        19 xfce4-panel wrapper-2.0 2->19         started        21 8 other processes 2->21 signatures3 process4 process5 23 boatnet.x86.elf 15->23         started        26 boatnet.x86.elf 15->26         started        28 boatnet.x86.elf 15->28         started        30 wrapper-2.0 xfpm-power-backlight-helper 17->30         started        signatures6 115 Sample deletes itself 23->115 117 Sample tries to persist itself using cron 23->117 32 boatnet.x86.elf sh 23->32         started        119 Sample tries to kill multiple processes (SIGKILL) 26->119 process7 process8 34 sh 32->34         started        process9 36 sh sh 34->36         started        38 sh sleep 34->38         started        40 sh wget 34->40         started        42 2 other processes 34->42 process10 44 sh WTF 36->44         started        46 sh WTF 36->46         started        48 sh WTF 36->48         started        50 43 other processes 36->50 file11 54 WTF 44->54         started        57 WTF 44->57         started        59 WTF 44->59         started        61 WTF 46->61         started        63 WTF 46->63         started        65 WTF 46->65         started        67 WTF 48->67         started        69 WTF 48->69         started        71 WTF 48->71         started        87 /tmp/boatnet.mpsl, ELF 50->87 dropped 89 /tmp/boatnet.arm6, ELF 50->89 dropped 91 /tmp/boatnet.arm5, ELF 50->91 dropped 93 2 other malicious files 50->93 dropped 107 Writes identical ELF files to multiple locations 50->107 signatures12 process13 signatures14 109 Sample deletes itself 54->109 111 Sample tries to persist itself using cron 54->111 73 WTF sh 54->73         started        113 Sample tries to kill multiple processes (SIGKILL) 57->113 75 WTF sh 61->75         started        77 WTF sh 67->77         started        process15 process16 79 sh 73->79         started        81 sh 75->81         started        83 sh 77->83         started        process17 85 sh sleep 79->85         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b2b547e2dc73a7e10de9d4ca4cd76ec136fbadd09d8a297d2e287bcbeecf6502
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b2b547e2dc73a7e10de9d4ca4cd76ec136fbadd09d8a297d2e287bcbeecf6502/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-18 19:13:48 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wk2upyw4oot6cdpj2tfezv3oye3pxloqtwfcs7jofb54x3wpmuba._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd antivm botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/260118-xxawnadz7f/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Checks CPU configuration
UPX packed file
Enumerates running processes
Writes file to system bin folder
File and Directory Permissions Modification
Deletes itself
Executes dropped EXE
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Unknown
Tags:
trojan mirai gafgyt
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Gafgyt_ea92cca8 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_5f7b67b8 Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/3b9d37b5-2f6e-4616-8e29-73bd46c9c580
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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
Rule name:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
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:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_5f7b67b8
Create hunting rule
Author:Elastic Security
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_ae9d0fa6
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 576349a00db8e18b6e1b91a96d050e2e2faf19ed740243c357d7a1c17aa2eb22

Mirai

elf b2b547e2dc73a7e10de9d4ca4cd76ec136fbadd09d8a297d2e287bcbeecf6502

(this sample)

  
Dropped by
SHA256 576349a00db8e18b6e1b91a96d050e2e2faf19ed740243c357d7a1c17aa2eb22
  
URLhaus
https://urlhaus.abuse.ch/url/3759938/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 ae70080d6c3ba346acfe210c51e1c9b3

Comments