MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d27981b3594bbd891f7e9a01a2e8a392d4f04369017998259a38fbdc031853f8. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d27981b3594bbd891f7e9a01a2e8a392d4f04369017998259a38fbdc031853f8
SHA3-384 hash: dc427ee99ded391d13b74c02cbf10793a1d9b71c01b3898924080a5ca1cfded91e9fc84dafda066acdc31fca0680680f
SHA1 hash: 5a05e4ac66a9ce762d3041620947a9f05a8e07bd
MD5 hash: 932d72ac0ef2d10a4a618099f7906815
humanhash: salami-maine-snake-double
File name:boatnet.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:23'252 bytes
First seen:2025-12-07 15:23:45 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 384:pDYC95A2rM7RjFrvX2V6H2XJ8LaHYsbX1chNuHfmmcb4/N7KbxTKqpM6+LcuiFq3:pDZ5Dw7RjFjcU+O24sDOuuE/Nmbx+q+l
TLSH T1E4A2D0A9FF76C089D0CA413C19E37D6B2A6B9DD383A8426E6D91D4C606D38CC909FC31
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) :23'252 bytes
File size (de-compressed) :54'528 bytes
Format:linux/amd64
Unpacked file: 9c62dd797e6c6616725995b598676ba146e84ef3b268fac2f195da70aeda4003

Intelligence

File Origin
# of uploads :
1
# of downloads :
30
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/5dee2dda-deb1-40b8-9147-a67006104048/
Detection(s):
Unix.Malware.Mirai-9955774-0
Create hunting rule

Unix.Malware.Mirai-9956066-0
Create hunting rule

Unix.Malware.Mirai-9956176-0
Create hunting rule

Unix.Malware.Mirai-9956523-0
Create hunting rule

Unix.Dropper.Mirai-9958113-0
Create hunting rule

Unix.Dropper.Mirai-9971788-0
Create hunting rule

Result
Gathering data
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0aa12bfe-44ac-4916-abbe-b436685a722a
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1828425
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1828425 Sample: boatnet.x86_64.elf Startdate: 07/12/2025 Architecture: LINUX Score: 80 24 169.254.169.254, 80 USDOSUS Reserved 2->24 26 109.202.202.202, 80 INIT7CH Switzerland 2->26 28 4 other IPs or domains 2->28 30 Malicious sample detected (through community Yara rule) 2->30 32 Antivirus / Scanner detection for submitted sample 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 2 other signatures 2->36 7 boatnet.x86_64.elf 2->7         started        9 xfce4-panel wrapper-2.0 2->9         started        11 xfce4-panel wrapper-2.0 2->11         started        13 9 other processes 2->13 signatures3 process4 process5 15 boatnet.x86_64.elf 7->15         started        18 boatnet.x86_64.elf 7->18         started        20 boatnet.x86_64.elf 7->20         started        22 wrapper-2.0 xfpm-power-backlight-helper 9->22         started        signatures6 38 Sample tries to kill multiple processes (SIGKILL) 15->38
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/d27981b3594bbd891f7e9a01a2e8a392d4f04369017998259a38fbdc031853f8
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d27981b3594bbd891f7e9a01a2e8a392d4f04369017998259a38fbdc031853f8/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-07 15:25:25 UTC
File Type:
ELF64 Little (Exe)
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2j4ydm2zjo6ysh36tia2f2fdslkpaq3jaf4zqjm2hd55yayykp4a._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/251207-stchvs1lal/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Malware.Mirai-9955774-0
YARA:
Linux_Trojan_Gafgyt_ea92cca8 Linux_Trojan_Ircbot_bb204b81
Link:
https://app.threat.zone/submission/31ca2421-45ee-4fcd-b9a8-b1a762b451d7
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/d27981b3594bbd891f7e9a01a2e8a392d4f04369017998259a38fbdc031853f8

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Ircbot_bb204b81
Create hunting rule
Author:Elastic Security
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 d27981b3594bbd891f7e9a01a2e8a392d4f04369017998259a38fbdc031853f8

(this sample)

Mirai

elf 9c62dd797e6c6616725995b598676ba146e84ef3b268fac2f195da70aeda4003

  
URLhaus
https://urlhaus.abuse.ch/url/3728828/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 9c62dd797e6c6616725995b598676ba146e84ef3b268fac2f195da70aeda4003
  
Dropping
MD5 9ee85480f138e4356312433fb73ea233

Comments