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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 646d2c2b982fa7f0a03758e2ed510e62fe83f7615439a0a87c21871f97be21d3. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 646d2c2b982fa7f0a03758e2ed510e62fe83f7615439a0a87c21871f97be21d3
SHA3-384 hash: 3aada50205d7ed82d781869bc151db38bbef82c8b2e2b4da3b54b1b10a21441049e5f45eddd356f786062de6d1c79598
SHA1 hash: ff3eee8922b3b412cf3a04ff2f578976cf7ad1bc
MD5 hash: 07f15af12993fcd33cbd599a37e0f352
humanhash: video-yellow-missouri-california
File name:byte.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:88'324 bytes
First seen:2026-10-08 07:20:35 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:veWzsqrcBu0zIb8JqftXYVdjbqRzlPyEct4iIvFl61d6VFP:veqss+IbhidPYtD3F4gFP
TLSH T1ED833C42BD825F13C5C222B7FBAE018C3715ABA8D2EB3142D925BF9137864AB1D77711
telfhash t1b111ef549e8c02fcbbf483e980c5121b888432fd521734108ebfbb8d43228d17454435
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 :
82
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/b67af1f7-270d-4f90-a687-7c3599b5f4af/
Detection(s):
Sanesecurity.Malware.28959.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-10008433-0
Create hunting rule

Unix.Dropper.Mirai-7135890-0
Create hunting rule

Unix.Dropper.Mirai-7135898-0
Create hunting rule

Unix.Dropper.Mirai-7135939-0
Create hunting rule

Unix.Dropper.Mirai-7136025-0
Create hunting rule

Unix.Trojan.Mirai-10028946-0
Create hunting rule

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
15
Number of processes launched:
6
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/646d2c2b982fa7f0a03758e2ed510e62fe83f7615439a0a87c21871f97be21d3
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/04bcfb01-da58-4636-a09a-18b2e113ca1e
Behavior Graph:
Download SVG
%3 guuid=ba9ad286-1a00-0000-d1b1-27c2e1070000 pid=2017 /usr/bin/sudo guuid=ff98b089-1a00-0000-d1b1-27c2e7070000 pid=2023 /tmp/sample.bin guuid=ba9ad286-1a00-0000-d1b1-27c2e1070000 pid=2017->guuid=ff98b089-1a00-0000-d1b1-27c2e7070000 pid=2023 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ba109df9-9222-48c3-b800-ffc86da48910
Result
Threat name:
Gafgyt, Okiru
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1983980
Signature
Antivirus / Scanner detection for submitted sample
Found malware configuration
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill multiple processes (SIGKILL)
Yara detected Gafgyt
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1983980 Sample: byte.arm.elf Startdate: 08/10/2026 Architecture: LINUX Score: 88 55 176.65.139.206 2->55 57 64.125.136.128, 23 ZAYO-6461-ZayoBandwidthUS United States 2->57 59 100 other IPs or domains 2->59 61 Found malware configuration 2->61 63 Antivirus / Scanner detection for submitted sample 2->63 65 Multi AV Scanner detection for submitted file 2->65 67 2 other signatures 2->67 8 byte.arm.elf 2->8         started        10 systemd gpu-manager 2->10         started        12 systemd gpu-manager 2->12         started        14 92 other processes 2->14 signatures3 process4 signatures5 17 byte.arm.elf 8->17         started        19 byte.arm.elf 8->19         started        22 byte.arm.elf 8->22         started        24 gpu-manager sh 10->24         started        26 gpu-manager sh 10->26         started        30 4 other processes 10->30 32 6 other processes 12->32 73 Sample reads /proc/mounts (often used for finding a writable filesystem) 14->73 28 gpu-manager sh 14->28         started        34 31 other processes 14->34 process6 signatures7 36 byte.arm.elf 17->36         started        47 4 other processes 17->47 69 Sample tries to kill multiple processes (SIGKILL) 19->69 39 sh grep 24->39         started        41 sh grep 26->41         started        43 sh grep 28->43         started        45 sh grep 30->45         started        49 3 other processes 30->49 51 6 other processes 32->51 53 24 other processes 34->53 process8 signatures9 71 Sample tries to kill multiple processes (SIGKILL) 36->71
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/646d2c2b982fa7f0a03758e2ed510e62fe83f7615439a0a87c21871f97be21d3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/646d2c2b982fa7f0a03758e2ed510e62fe83f7615439a0a87c21871f97be21d3/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-10-08 07:21:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mrwsyk4yf6t7bibxldro2uioml7ih53bkq42bkd4egdr7f56ehjq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:sora botnet
Link:
https://tria.ge/reports/261008-h6seqscw7w/
Malware Config
C2 Extraction:
176.65.139.206
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/646d2c2b982fa7f0a03758e2ed510e62fe83f7615439a0a87c21871f97be21d3

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:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_3bcc1630
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_af48ca6a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:test_rule_vldslv
Create hunting rule
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
Create hunting rule
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

sh 0dc6e9ab513cbaf8d0acb430f535aa2e172b39bddee095325da2d3ab0b20360b

Mirai

elf 646d2c2b982fa7f0a03758e2ed510e62fe83f7615439a0a87c21871f97be21d3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3946045/
  
Delivery method
Distributed via web download
  
Dropped by
SHA256 0dc6e9ab513cbaf8d0acb430f535aa2e172b39bddee095325da2d3ab0b20360b
  
Dropped by
MD5 5b2e202006abca7ada3da8713ea00756
  
URLhaus
https://urlhaus.abuse.ch/url/3913443/

Comments