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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 550f69bbb009c7259fbe33e76f002343787cf86c9631380545feafff6ec8bc28. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 550f69bbb009c7259fbe33e76f002343787cf86c9631380545feafff6ec8bc28
SHA3-384 hash: d718e41d1fa188a76c5eb2f8a8bbe5eee290d58b3cff688ea7d356dbe7834f08e7f90af9459c7ea3f541130ef60f0051
SHA1 hash: 905658c2f5f6d9ac2c5e4b873a852547cf22fba0
MD5 hash: cfa46fd33741722e17a78e9516dea3db
humanhash: stairway-wyoming-artist-tango
File name:aarch64
Download: download sample
Signature Mirai
Create hunting rule
File size:256'024 bytes
First seen:2026-10-17 07:49:18 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:h8c7mSvby6Q2TYuC4vNlaLi/KsZ7nRIz1XFuoq:PZ/3l8irA1uo
TLSH T185447C98FA0F6C02F2C3D2FDDE4C47E13A1775E3C73699B16D12129DCAA78D99A90502
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 3d538238f57dae3a0592ab63f39d9ae61b6b70c8488b80e9e877d46d24e5f7aa
File size (compressed) :107'212 bytes
File size (de-compressed) :256'024 bytes
Format:linux/arm64
Packed file: 3d538238f57dae3a0592ab63f39d9ae61b6b70c8488b80e9e877d46d24e5f7aa

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Mirai-58.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-10060415-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Collects information on the CPU
Launching a process
Creates directories
Manages services
Receives data from a server
Locks files
Creating a file in the %temp% directory
Changes owner for a written file
Sets a file as executable
Creating a file
Runs as daemon
Sends data to a server
Connection attempt
Collects information on the RAM
Sets a written file as executable
Kills processes
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Kills critical processes
Writes files to system subdirectory
Writes files to system directory
Deleting of the original file
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/6ad328ba3b2395fbf7ddf470/reports/51aa15af-f39f-4abb-b38f-b90e74987990/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-10-17T05:34:00Z UTC
Last seen:
2026-10-18T17:52:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/550f69bbb009c7259fbe33e76f002343787cf86c9631380545feafff6ec8bc28/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/be834c21-d0ee-489f-8283-909517e185c2
Behavior Graph:
Download SVG
%3 guuid=05f3351e-4400-0000-bbd8-42da3d030000 pid=829 /usr/bin/sudo guuid=8081f01f-4400-0000-bbd8-42da3e030000 pid=830 /tmp/sample.bin guuid=05f3351e-4400-0000-bbd8-42da3d030000 pid=829->guuid=8081f01f-4400-0000-bbd8-42da3e030000 pid=830 execve guuid=85d58f21-4400-0000-bbd8-42da40030000 pid=832 /usr/bin/dash guuid=8081f01f-4400-0000-bbd8-42da3e030000 pid=830->guuid=85d58f21-4400-0000-bbd8-42da40030000 pid=832 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9e33b721-daa6-4da8-8a44-2f6b3f4d05c3
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1988325
Signature
Drops invisible ELF files
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1988325 Sample: aarch64.elf Startdate: 17/10/2026 Architecture: LINUX Score: 80 63 169.254.169.254, 80 USDOS-USDepartmentofStateUS ZZ 2->63 65 83.168.69.95, 56998, 57000, 57002 SKYPASS-ASPL Poland 2->65 67 daisy.ubuntu.com 2->67 69 Multi AV Scanner detection for submitted file 2->69 71 Yara detected Mirai 2->71 11 aarch64.elf 2->11         started        14 systemd snapd-env-generator 2->14         started        16 systemd snapd-env-generator 2->16         started        18 3 other processes 2->18 signatures3 process4 signatures5 83 Found strings related to Crypto-Mining 11->83 20 aarch64.elf 11->20         started        process6 process7 22 aarch64.elf 20->22         started        signatures8 73 Sample deletes itself 22->73 25 aarch64.elf 22->25         started        29 aarch64.elf 22->29         started        31 aarch64.elf 22->31         started        33 aarch64.elf 22->33         started        process9 file10 53 /run/.sh7f3a.dis.list, ASCII 25->53 dropped 55 /etc/rc.local, ASCII 25->55 dropped 57 /etc/cron.d/sys-network-helper, ASCII 25->57 dropped 75 Sample tries to set files in /etc globally writable 25->75 77 Sample tries to persist itself using cron 25->77 79 Sample tries to persist itself using System V runlevels 25->79 35 aarch64.elf sh 25->35         started        37 aarch64.elf iptables 25->37         started        39 aarch64.elf sh 25->39         started        43 2 other processes 25->43 59 /usr/lib/systemd/.system-helper, ELF 29->59 dropped 61 /etc/cron.d/killer-helper, ASCII 29->61 dropped 81 Drops invisible ELF files 29->81 41 aarch64.elf sh 29->41         started        signatures11 process12 process13 45 sh systemctl 35->45         started        47 sh systemctl 35->47         started        49 sh systemctl 41->49         started        51 sh systemctl 41->51         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/550f69bbb009c7259fbe33e76f002343787cf86c9631380545feafff6ec8bc28
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/550f69bbb009c7259fbe33e76f002343787cf86c9631380545feafff6ec8bc28/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-10-17 07:49:46 UTC
File Type:
ELF64 Little (Exe)
AV detection:
14 of 23 (60.87%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kuhwto5qbhdslh56gptw6abdin4hz6dmsyytqbkf72x763wixqua._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/261017-jpd2fszsby/
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/550f69bbb009c7259fbe33e76f002343787cf86c9631380545feafff6ec8bc28

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_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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
Rule name:virustotal
Create hunting rule
Author:Tracel

File information

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

Web download

Mirai

elf 3d538238f57dae3a0592ab63f39d9ae61b6b70c8488b80e9e877d46d24e5f7aa

Mirai

elf 550f69bbb009c7259fbe33e76f002343787cf86c9631380545feafff6ec8bc28

(this sample)

  
Dropped by
SHA256 3d538238f57dae3a0592ab63f39d9ae61b6b70c8488b80e9e877d46d24e5f7aa
  
URLhaus
https://urlhaus.abuse.ch/url/3925734/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 79417a82086386581fe95a6794ad2349

Comments