MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8b1d738e081b34b80821457cded32dedc7192da53c23a012b765bd231563602. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b8b1d738e081b34b80821457cded32dedc7192da53c23a012b765bd231563602
SHA3-384 hash: 48ad5a976ff49a7200e41597df789986521fbe01c678b52dfec1453cdffef96782b5193494db85515ca13992713b9c41
SHA1 hash: f1ccc86f719cbc3de87ac2ada7cf1b6dedf7766d
MD5 hash: b35105aa2e5d7802b23bf120279f1b15
humanhash: magazine-mississippi-freddie-may
File name:boatnet.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:63'752 bytes
First seen:2026-02-11 07:19:18 UTC
Last seen:2026-02-11 08:28:37 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:rAIbr7ympoMbP1LI/vP8oBI4D9myq11jbmQx9aLf:rAIGmOMNZomG9myIBb3x9aLf
TLSH T1A353013E21087404E77028F26B8E9EDF175B9FE8407FB8AA5D10B34449932C6CC5EE69
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
File size (compressed) :63'752 bytes
File size (de-compressed) :163'740 bytes
Format:linux/arm
Unpacked file: 27adcfec160021f964eb9a3a334638c8c7d471f5530ba0ca9f9f5690061caa08

Intelligence

File Origin
# of uploads :
2
# of downloads :
48
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/214367a5-9317-455e-8061-b8d541f7962f/
Detection(s):
SecuriteInfo.com.Linux.Mirai.9788.24223.27323.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/698c2db8c9bfb60ece1e18a0/reports/5b8e9b9d-d39f-41d7-b0d2-62c5d4cf1dfb/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b8b1d738e081b34b80821457cded32dedc7192da53c23a012b765bd231563602
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-02-11T09:37:00Z UTC
Last seen:
2026-02-12T06:53:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b8b1d738e081b34b80821457cded32dedc7192da53c23a012b765bd231563602/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8571421e-5746-4819-94ca-a3701df316ed
Behavior Graph:
Download SVG
%3 guuid=f2d09cda-1600-0000-bf62-d557010c0000 pid=3073 /usr/bin/sudo guuid=c78b5edc-1600-0000-bf62-d557080c0000 pid=3080 /tmp/sample.bin guuid=f2d09cda-1600-0000-bf62-d557010c0000 pid=3073->guuid=c78b5edc-1600-0000-bf62-d557080c0000 pid=3080 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3c691c7e-3aa6-4082-aafa-5435129d7062
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1867205
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
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b8b1d738e081b34b80821457cded32dedc7192da53c23a012b765bd231563602
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b8b1d738e081b34b80821457cded32dedc7192da53c23a012b765bd231563602/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-11 07:20:37 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xcy5oohaqgzuxaeccrl433js33ohdew2kpbduajlozn5emkwgyba._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet discovery upx
Link:
https://tria.ge/reports/260211-h5986aby9e/
Behaviour
Reads runtime system information
Mirai
Mirai family
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/b8b1d738e081b34b80821457cded32dedc7192da53c23a012b765bd231563602

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
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 b8b1d738e081b34b80821457cded32dedc7192da53c23a012b765bd231563602

(this sample)

Mirai

elf 27adcfec160021f964eb9a3a334638c8c7d471f5530ba0ca9f9f5690061caa08

  
URLhaus
https://urlhaus.abuse.ch/url/3665462/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 27adcfec160021f964eb9a3a334638c8c7d471f5530ba0ca9f9f5690061caa08
  
Dropping
MD5 6bdacba8411a9d6dc347b3e6a3284320

Comments