MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a3f631f7c8be042c31c2a4e3517688d9db57b327396f5f95231de98f521d438. 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 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6a3f631f7c8be042c31c2a4e3517688d9db57b327396f5f95231de98f521d438
SHA3-384 hash: d62a02739d1d46716753b97b8dadb04b7bc6d0419c4e4edea54ed5a6aba8a5202fecd220f83dbd3fe40c1ceb4bc3128a
SHA1 hash: 8745959a391d4a61eeb8f3184616f596b67d418c
MD5 hash: e379309cf24ffeb02621d381dcf4efd0
humanhash: london-london-mexico-butter
File name:boatnet.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:54'528 bytes
First seen:2025-12-07 14:44:32 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:gfHlPDdJaEcLAeF9TUDWog1HHcw/0QkiuVn4P:yHlPZMEcTFZ2A1HHcE0hVn4P
TLSH T17033F707F84285FDC556C13417BABA3AE83671EE133CB6A777E4BB222842E615D0DD48
telfhash t1690147b07b0e1ca450fbf226b355e9111e710e5834d436d7d1726ab8cea2302887443b
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 775b3ed7175be185e220ecd9b6e27b755ea796fd0065c7e2d81100755d3f6bd3
File size (compressed) :23'252 bytes
File size (de-compressed) :54'528 bytes
Format:linux/amd64
Packed file: 775b3ed7175be185e220ecd9b6e27b755ea796fd0065c7e2d81100755d3f6bd3

Intelligence

File Origin
# of uploads :
1
# of downloads :
45
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/fc5960b1-a29b-4f75-861a-fc177d7976da/
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

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-9858729-0
Create hunting rule

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

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Runs as daemon
Kills processes
Connection attempt
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2025-12-07T12:57:00Z UTC
Last seen:
2025-12-07T15:54:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/6a3f631f7c8be042c31c2a4e3517688d9db57b327396f5f95231de98f521d438/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e6f50592-3931-4cae-9c06-4b6b32a18871
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1828395
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1828395 Sample: boatnet.x86_64.elf Startdate: 07/12/2025 Architecture: LINUX Score: 76 24 87.121.84.68, 37126, 37128, 3778 SKATTV-ASBG Bulgaria 2->24 26 daisy.ubuntu.com 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected Mirai 2->34 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 7 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 36 Sample tries to kill multiple processes (SIGKILL) 15->36
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/6a3f631f7c8be042c31c2a4e3517688d9db57b327396f5f95231de98f521d438
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6a3f631f7c8be042c31c2a4e3517688d9db57b327396f5f95231de98f521d438/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-07 14:45:30 UTC
File Type:
ELF64 Little (Exe)
AV detection:
25 of 36 (69.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ni7wgh34rpqefqy4fjhdkf3irwo3k6zsoolpl6ksghpjr5jb2q4a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd defense_evasion discovery linux
Link:
https://tria.ge/reports/251207-r4xfcatmex/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Dropper.Mirai-7136013-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_9e9530a7 Linux_Trojan_Gafgyt_807911a2 Linux_Trojan_Gafgyt_ea92cca8 Linux_Trojan_Gafgyt_d4227dbf Linux_Trojan_Gafgyt_620087b9 Linux_Trojan_Gafgyt_33b4111a Linux_Trojan_Mirai_520deeb8 Linux_Trojan_Mirai_6a77af0f Linux_Trojan_Mirai_01e4a728 Linux_Trojan_Mirai_e0cf29e2 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/b1392883-5714-420a-9465-19e48d4c1ee0
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6a3f631f7c8b/report/overview.html
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/6a3f631f7c8be042c31c2a4e3517688d9db57b327396f5f95231de98f521d438

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: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_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_01e4a728
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_520deeb8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_6a77af0f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
Create hunting rule
Author:Elastic Security

File information

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

Web download

Mirai

elf 775b3ed7175be185e220ecd9b6e27b755ea796fd0065c7e2d81100755d3f6bd3

Mirai

elf 6a3f631f7c8be042c31c2a4e3517688d9db57b327396f5f95231de98f521d438

(this sample)

  
Dropped by
SHA256 775b3ed7175be185e220ecd9b6e27b755ea796fd0065c7e2d81100755d3f6bd3
  
URLhaus
https://urlhaus.abuse.ch/url/3728770/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 53793c490270917aa5d88b35af921001

Comments