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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5726a1a1137e3e1a8752d41016aa73bc6a73e2587925211f191b82b5baf5fba. 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: 6


Intelligence 6 IOCs YARA 22 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f5726a1a1137e3e1a8752d41016aa73bc6a73e2587925211f191b82b5baf5fba
SHA3-384 hash: ce19434cbee6cba23e6a3116d6bf1591ebded86495827eb66522b61ccd683009680d69fd9045f5f25a283c27543a974e
SHA1 hash: 31a540668f5e027f74c60f00e6d7113e978b9fb5
MD5 hash: 8cade02d3533dd435e0ff99fee6af766
humanhash: stairway-fish-connecticut-twelve
File name:akuma.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:494'156 bytes
First seen:2026-10-20 05:25:08 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:IN3gVR05SpSCbW1dzVsBpZbaraxJa1nfhtd54emS6yBsrT:INO09ipZumXoLs
TLSH T1E7B45A55FC819B51D5D12ABEFF7E824933231B78E3EE72129D145B3427CA81B0E3A606
telfhash t1f31105979a6827f8178c910c95ee6a3ed97a244d1be129352cfd9dc580529c4383385e
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
66
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Deletes a file
Creating a file
Creating a process from a recently created file
Opens a port
Runs as daemon
Sets a written file as executable
Manages services
Creates or modifies symbolic links
Launching a process
Kills processes
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/08fa4c57-deb3-4825-b048-09f797acc361
Behavior Graph:
Download SVG
%3 guuid=288f4713-1a00-0000-02e6-5fb2650a0000 pid=2661 /usr/bin/sudo guuid=7c0f9315-1a00-0000-02e6-5fb2670a0000 pid=2663 /tmp/sample.bin guuid=288f4713-1a00-0000-02e6-5fb2650a0000 pid=2661->guuid=7c0f9315-1a00-0000-02e6-5fb2670a0000 pid=2663 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ac520602-b1ed-4f53-ad64-d97143eef763
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f5726a1a1137e3e1a8752d41016aa73bc6a73e2587925211f191b82b5baf5fba
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f5726a1a1137e3e1a8752d41016aa73bc6a73e2587925211f191b82b5baf5fba/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-10-19 23:55:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6vzgugqrg7r6dkdvfvaqc2vhhpdkoprfq6jfeeprsg4cww5pl65a._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
credential_access discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/261020-f4lhasds21/
Behaviour
Command and Scripting Interpreter: Unix Shell
Reads runtime system information
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Modifies init.d
Modifies systemd
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/f5726a1a1137e3e1a8752d41016aa73bc6a73e2587925211f191b82b5baf5fba

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:CoinMiner_Strings
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects mining pool protocol string in Executable
Reference:https://minergate.com/faq/what-pool-address
Rule name:CoinMiner_Strings_RID2DDE
Create hunting rule
Author:Florian Roth
Description:Detects mining pool protocol string in Executable
Reference:https://minergate.com/faq/what-pool-address
Rule name:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Packer_Dropper_Fileless_Armhf
Create hunting rule
Author:Serhii Kocherhan
Description:Detects obfuscated Linux ELF packers/droppers featuring ChaCha20/RC4 decryption, memfd_create/execveat fileless execution capabilities, and unique binary artifacts.
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:generic_IG_stealer
Create hunting rule
Author:RE4rensics
Description:Detects stealers that interacts with IG endpoints after stealing IG cookies
Rule name:JP_Lure_Content_Hunt
Create hunting rule
Author:sumeshi
Description:Hunts for files containing Japanese kana text or common Japanese lure terminology
Rule name:Linux_Akuma_Bot
Create hunting rule
Author:KSI Digital
Description:akuma IoT bot ELF (Mirai-based): plain-text persistence strings for its systemd-network-helper service and init scripts
Reference:https://github.com/ksi-digital/threat-research/tree/main/akuma-loader
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:LIN_Malware_Unknown_ForgeAuto_0daebbb8
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (elf, etat binaire)
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:MIRAI_TELNETCURL_payload
Create hunting rule
Author:AfterPacket
Description:Mirai-lineage ELF payload carrying the leaked-source decoy domain
Reference:https://github.com/Afterpacket/drosera-threat-intel
Rule name:NSVPS_Mirai_Busybox_Staging
Create hunting rule
Author:sanad (NSVPS-SOC)
Description:Mirai-style busybox wget/tftp payload staging seen in NSVPS honeypot
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
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:Web_Generic_Binary_URL_Download
Create hunting rule
Author:Serhii Kocherhan
Description:Detects files containing HTTP or HTTPS links pointing directly to .bin payload extensions.

File information

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

Web download

Mirai

elf f5726a1a1137e3e1a8752d41016aa73bc6a73e2587925211f191b82b5baf5fba

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3952581/
  
Delivery method
Distributed via web download

Comments