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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a4cb6e856cd0361bc4d553a1b7fcd3a02b58d1390685aac8509d68d00eb2a61. 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: 11


Intelligence 11 IOCs YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8a4cb6e856cd0361bc4d553a1b7fcd3a02b58d1390685aac8509d68d00eb2a61
SHA3-384 hash: 3c375213a7945a6e85c1d579d9999747cb25573e1b176f9cca1c0db39b6e7ff5d5f115f68a4d5064fd1814d1eab696cb
SHA1 hash: 6ceb7b5d00188697daa4aa84f85b4729d2db686e
MD5 hash: 1b2109afdc6c695ae00beea352f383e9
humanhash: idaho-august-coffee-lemon
File name:armv7l
Download: download sample
Signature Mirai
Create hunting rule
File size:703'396 bytes
First seen:2026-11-14 17:01:07 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:yBnBGL4raosNiiBgfa5LPP7S+D4BdfJo:ydBvrCvOJo
TLSH T158E45B96BD519890C4E45ABAB71DC2DC330393B9D3FA720ACD05CA74A9CF8994D39BC1
telfhash t11322ca724ead18e8f1e48464d6dfe23f6932a4393ad1357389b5ec8f8a639d00436d1d
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm rust
Link:
https://www.filescan.io/uploads/6af893e12d65753f8104ced3/reports/517c663b-a638-457f-b5e4-94bd3aca054d/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/8a4cb6e856cd0361bc4d553a1b7fcd3a02b58d1390685aac8509d68d00eb2a61
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/25fb3dd9-bd45-4842-ba5c-458e2878e3c8
Behavior Graph:
Download SVG
%3 guuid=ea65704a-1a00-0000-3c01-16a8f40a0000 pid=2804 /usr/bin/sudo guuid=3129b34d-1a00-0000-3c01-16a8fc0a0000 pid=2812 /tmp/sample.bin guuid=ea65704a-1a00-0000-3c01-16a8f40a0000 pid=2804->guuid=3129b34d-1a00-0000-3c01-16a8fc0a0000 pid=2812 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/fe7f2960-e12a-4521-83ca-01404f6c096b
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.mine
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/2006049
Signature
Antivirus / Scanner detection for submitted sample
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Opens /sys/class/net/* files useful for querying network interface information
Protects files from modification
Uses dynamic DNS services
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 2006049 Sample: armv7l.elf Startdate: 14/11/2026 Architecture: LINUX Score: 88 44 howthisniwqewe.duckdns.org 2->44 46 howthisniwqewe.duckdns.org 108.165.95.10, 51686, 9111 NODESTOP-LLC-NodestopLLCUS United States 2->46 48 Antivirus / Scanner detection for submitted sample 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 Yara detected Mirai 2->52 54 Yara detected Xmrig cryptocurrency miner 2->54 10 armv7l.elf 2->10         started        signatures3 56 Uses dynamic DNS services 44->56 process4 process5 12 armv7l.elf 10->12         started        process6 14 armv7l.elf 12->14         started        signatures7 60 Found strings related to Crypto-Mining 14->60 62 Opens /sys/class/net/* files useful for querying network interface information 14->62 17 armv7l.elf sh 14->17         started        19 armv7l.elf sh 14->19         started        21 armv7l.elf sh 14->21         started        23 4 other processes 14->23 process8 process9 25 sh chattr 17->25         started        28 sh chattr 19->28         started        30 sh chattr 21->30         started        32 sh rm 21->32         started        34 sh rm 21->34         started        40 3 other processes 21->40 36 sh rm 23->36         started        38 sh rm 23->38         started        42 17 other processes 23->42 signatures10 58 Protects files from modification 25->58
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8a4cb6e856cd0361bc4d553a1b7fcd3a02b58d1390685aac8509d68d00eb2a61
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8a4cb6e856cd0361bc4d553a1b7fcd3a02b58d1390685aac8509d68d00eb2a61/
Threat name:
Linux.PUA.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-11-14 17:01:23 UTC
File Type:
ELF32 Little (Exe)
AV detection:
3 of 36 (8.33%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rjgln2cwzubwdpcnku5bw76nhibllditsbufvlefbhli2ahlfjqq._file
Result
Malware family:
xmrig_linux
Create hunting rule
Score:
  10/10
Tags:
family:xmrig_linux antivm defense_evasion discovery execution miner persistence privilege_escalation
Link:
https://tria.ge/reports/261114-vjpfsabs5s/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Writes file to shm directory
Writes file to tmp directory
Changes its process name
Checks CPU configuration
Reads system network configuration
Modifies Bash startup script
Checks hardware identifiers (DMI)
Creates a large amount of network flows
Creates/modifies Cron job
Creates/modifies environment variables
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Modifies systemd
Reads MAC address of network interface
Reads hardware information
Removes the immutable protection flag from a file
File and Directory Permissions Modification
Executes dropped EXE
Modifies Watchdog functionality
Contacts a large (3038) amount of remote hosts
Family: xmrig
Malware Family:
mirai
Create hunting rule
Malicious:
True
Tags:
elf arm
Link:
https://intel.virussign.com/intelligence/file/8a4cb6e856cd0361bc4d553a1b7fcd3a02b58d1390685aac8509d68d00eb2a61
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:BLOWFISH_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for Blowfish constants
Rule name:Cling_Ngioweb_IoT_Proxy_bot
Create hunting rule
Author:eFeSpain
Description:Cling/Ngioweb IoT bot (residential proxy, C2 disguised as STUN)
Reference:https://blog.efespain.com/capitulo-19/
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:golang
Create hunting rule
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:LIN_Malware_Unknown_ForgeAuto_0daebbb8
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (elf, etat binaire)
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_Hydra_SSH_Bruteforce
Create hunting rule
Author:sanad (NSVPS-SOC)
Description:Hydra SSH brute-force campaign credentials pattern from NSVPS honeypot
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:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
Rule name:testlumma
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:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Web download

Mirai

elf 8a4cb6e856cd0361bc4d553a1b7fcd3a02b58d1390685aac8509d68d00eb2a61

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/4058729/

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