MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bd8b3a389ee6954adfd036393d4f15937d46e86ee6b1694801e2b1f8a884371d. 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: 8


Intelligence 8 IOCs YARA 9 File information Comments

SHA256 hash: bd8b3a389ee6954adfd036393d4f15937d46e86ee6b1694801e2b1f8a884371d
SHA3-384 hash: 2f7f95e2360dd21bf61e3a25fbd09a3393645ff74188ccd0b9b5a5d2b5027d6420cef001c067f09a0a83e52595e567a3
SHA1 hash: b4e941c21e4d0ffe044cc3a2885b071e2efa957c
MD5 hash: 6cdbf7cc29b7c0f555e668a97a5879b7
humanhash: moon-white-snake-paris
File name:main_arm
Download: download sample
Signature Mirai
File size:195'104 bytes
First seen:2026-06-28 22:08:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:7XxWtIB9MM5zW42NTQX3493cdytiBUbEjkT1+ckMqys4lIsF:7XRbzT2RM349MdeiBUnT1+Uls4lLF
TLSH T1D214F915BD505F26C9C352BBFB5E438D372A17E8D3EB7202CE166B203A874972D3A641
telfhash t1b8f0c9115b81146d3fa890cc82efc417b26971e4733e1851b2bf289c0fa68da7038a4c
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 :
61
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Result
Threat name:
Gafgyt, Mirai
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1934659 Sample: main_arm.elf Startdate: 29/06/2026 Architecture: LINUX Score: 100 25 205.163.251.85, 23 WINDSTREAM-WindstreamCommunicationsLLCUS United States 2->25 27 206.107.168.66 WINDSTREAM-WindstreamCommunicationsLLCUS United States 2->27 29 100 other IPs or domains 2->29 31 Found malware configuration 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Antivirus / Scanner detection for submitted sample 2->35 37 3 other signatures 2->37 8 main_arm.elf 2->8         started        11 systemd journalctl 2->11         started        13 python3.8 dpkg 2->13         started        15 2 other processes 2->15 signatures3 process4 signatures5 39 Sample deletes itself 8->39 17 main_arm.elf 8->17         started        process6 process7 19 main_arm.elf 17->19         started        21 main_arm.elf 17->21         started        23 main_arm.elf 17->23         started       
Gathering data
Result
Malware family:
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet
Malware Config
C2 Extraction:
cnc.ivankozlovsky.com
scan.ivankozlovsky.com
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
Author:NDA0E
Description:Yakuza botnet
Rule name:ELF_Toriilike_persist
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_d94e1020
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Author:Elastic Security
Rule name:setsockopt
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
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 bd8b3a389ee6954adfd036393d4f15937d46e86ee6b1694801e2b1f8a884371d

(this sample)

  
Delivery method
Distributed via web download

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