MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5bec5865a085d28054df30d8d0beb17b09de4afa9a864f5fec20346d897ab79. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b5bec5865a085d28054df30d8d0beb17b09de4afa9a864f5fec20346d897ab79
SHA3-384 hash: 50cd49af6616958cface332329b485b48c0e4d619f9c7284d43d15befa70f031a3de2ef79a53c11ce76437e4bbde398c
SHA1 hash: e933995ab64679a66fcbc29ac41105a058bb9a1a
MD5 hash: 471770cb2e71a1cdcc8c608bf95890ab
humanhash: kansas-social-winner-two
File name:boatnet.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:28'732 bytes
First seen:2025-09-25 15:20:41 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:WhfGaMts8Lo/H4q2geE2fByZIj41gI4/0Z+9xDVP4o:Ceais8Lo/H4JpHNjrN/p9xb
TLSH T107D2F284EBAB4639C91896FE316CD79FF558F3701BC793615B1404AE859388C521C86F
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 :
46
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-17.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Runs as daemon
Sends data to a server
Connection attempt
Substitutes an application name
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/68d55dfe674d5fd6aa0c8f93/reports/21feb55e-e9f3-45cc-a5d6-ed45047cf34b/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
11
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b5bec5865a085d28054df30d8d0beb17b09de4afa9a864f5fec20346d897ab79
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
type:Mirai 89.32.41.47:3778
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-09-25T10:21:00Z UTC
Last seen:
2025-09-25T10:21:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.ha HEUR:Backdoor.Linux.Gafgyt.gh
Link:
https://opentip.kaspersky.com/b5bec5865a085d28054df30d8d0beb17b09de4afa9a864f5fec20346d897ab79/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/6e3ec062-b61a-4718-bedb-a129376671f4
Behavior Graph:
Download SVG
%3 guuid=b4b637c7-1600-0000-9813-6362ad0c0000 pid=3245 /usr/bin/sudo guuid=a0d662c9-1600-0000-9813-6362af0c0000 pid=3247 /tmp/sample.bin net guuid=b4b637c7-1600-0000-9813-6362ad0c0000 pid=3245->guuid=a0d662c9-1600-0000-9813-6362af0c0000 pid=3247 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=a0d662c9-1600-0000-9813-6362af0c0000 pid=3247->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=5f87d7c9-1600-0000-9813-6362b00c0000 pid=3248 /tmp/sample.bin guuid=a0d662c9-1600-0000-9813-6362af0c0000 pid=3247->guuid=5f87d7c9-1600-0000-9813-6362b00c0000 pid=3248 clone guuid=aa7ddcc9-1600-0000-9813-6362b10c0000 pid=3249 /tmp/sample.bin guuid=a0d662c9-1600-0000-9813-6362af0c0000 pid=3247->guuid=aa7ddcc9-1600-0000-9813-6362b10c0000 pid=3249 clone guuid=a186e5c9-1600-0000-9813-6362b20c0000 pid=3250 /tmp/sample.bin net send-data zombie guuid=a0d662c9-1600-0000-9813-6362af0c0000 pid=3247->guuid=a186e5c9-1600-0000-9813-6362b20c0000 pid=3250 clone guuid=a186e5c9-1600-0000-9813-6362b20c0000 pid=3250->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 573f37e2-ec78-517a-abd7-623ec2ba7273 89.32.41.47:3778 guuid=a186e5c9-1600-0000-9813-6362b20c0000 pid=3250->573f37e2-ec78-517a-abd7-623ec2ba7273 send: 7B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e5ac3780-44df-4037-8cd6-15edbc0eef02
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1784230
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1784230 Sample: boatnet.x86.elf Startdate: 25/09/2025 Architecture: LINUX Score: 76 21 169.254.169.254, 80 USDOSUS Reserved 2->21 23 109.202.202.202, 80 INIT7CH Switzerland 2->23 25 5 other IPs or domains 2->25 27 Malicious sample detected (through community Yara rule) 2->27 29 Multi AV Scanner detection for submitted file 2->29 31 Yara detected Mirai 2->31 33 Sample is packed with UPX 2->33 7 boatnet.x86.elf 2->7         started        9 dash rm 2->9         started        11 dash rm 2->11         started        13 python3.8 dpkg 2->13         started        signatures3 process4 process5 15 boatnet.x86.elf 7->15         started        17 boatnet.x86.elf 7->17         started        19 boatnet.x86.elf 7->19         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b5bec5865a085d28054df30d8d0beb17b09de4afa9a864f5fec20346d897ab79
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b5bec5865a085d28054df30d8d0beb17b09de4afa9a864f5fec20346d897ab79/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b5bec5865a085d28054df30d8d0beb17b09de4afa9a864f5fec20346d897ab79
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-25 13:36:42 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ww7mlbs2bbosqbkn6mgy2c7lc6yj3zfpvgugj5p6yibunwexvn4q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/250925-srmaaa1vey/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f0aa9093-646b-467f-ab90-50100af2b3ee
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.85
Link:
https://yomi.yoroi.company/submissions/b5bec5865a085d28054df30d8d0beb17b09de4afa9a864f5fec20346d897ab79

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_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf b5bec5865a085d28054df30d8d0beb17b09de4afa9a864f5fec20346d897ab79

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3631042/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3632548/

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