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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f230b0a763a57cfcbb2969717e95f14786c75c29209d6c029422ea2a225500d1. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f230b0a763a57cfcbb2969717e95f14786c75c29209d6c029422ea2a225500d1
SHA3-384 hash: c2eb62cd818dfb3462da9e504688b11b69a4c7c0daafc569b5ccd004082989d623414f4710a45e7c2834f137db16e7b4
SHA1 hash: d475f0f6f54f622e40ac454b53d434fa3a892390
MD5 hash: d9fb86349ac97940568da539c4dfe885
humanhash: moon-sweet-uniform-spaghetti
File name:armv5l
Download: download sample
Signature Mirai
Create hunting rule
File size:76'568 bytes
First seen:2026-10-28 06:26:59 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:rzEmkfvRkmeyx2/fG46Avoc3wgqO+qd0KX9fDZPeXvrd+Kt5zs:r4mkumV2HG487gqOl1PgrAKt5I
TLSH T11873018432C91641C6F81CB49A0593C1A205476D7BF7325E9D324CBCBB8B4A97BFE84D
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 UPX
File size (compressed) :76'568 bytes
File size (de-compressed) :198'680 bytes
Format:linux/arm
Unpacked file: a2663ec44165c58e51268114ce71c6ad6f6f2ed227179c80e91e8a630b887c66

Intelligence

File Origin
# of uploads :
1
# of downloads :
93
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/4b5c2a6f-ea7f-4590-af40-61c9a07bed13/
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-10-28T05:15:00Z UTC
Last seen:
2026-10-29T12:05:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f230b0a763a57cfcbb2969717e95f14786c75c29209d6c029422ea2a225500d1/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/7e212ad1-80cf-4a60-bf0d-73d5d681b7c7
Behavior Graph:
Download SVG
%3 guuid=89bef7fd-2000-0000-2d91-3c38a1090000 pid=2465 /usr/bin/sudo guuid=3643ca03-2100-0000-2d91-3c38a8090000 pid=2472 /tmp/sample.bin guuid=89bef7fd-2000-0000-2d91-3c38a1090000 pid=2465->guuid=3643ca03-2100-0000-2d91-3c38a8090000 pid=2472 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8c27e7d1-971c-49a1-8090-1ec6f04f2e3a
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1993765
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops invisible ELF files
Found malware configuration
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample is packed with UPX
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 Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1993765 Sample: armv5l.elf Startdate: 28/10/2026 Architecture: LINUX Score: 100 61 147.79.62.90, 38978, 38980, 38982 SKYPASS-ASPL Poland 2->61 63 Found malware configuration 2->63 65 Antivirus detection for dropped file 2->65 67 Antivirus / Scanner detection for submitted sample 2->67 69 4 other signatures 2->69 11 armv5l.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 81 Found strings related to Crypto-Mining 11->81 20 armv5l.elf 11->20         started        process6 process7 22 armv5l.elf 20->22         started        signatures8 71 Sample deletes itself 22->71 25 armv5l.elf 22->25         started        29 armv5l.elf 22->29         started        31 armv5l.elf 22->31         started        33 armv5l.elf 22->33         started        process9 file10 53 /etc/rc.local, ASCII 25->53 dropped 55 /etc/cron.d/sys-network-helper, ASCII 25->55 dropped 73 Sample tries to set files in /etc globally writable 25->73 75 Sample tries to persist itself using cron 25->75 77 Sample tries to persist itself using System V runlevels 25->77 35 armv5l.elf sh 25->35         started        37 armv5l.elf iptables 25->37         started        39 armv5l.elf iptables-restore 25->39         started        41 armv5l.elf iptables-restore 25->41         started        57 /usr/lib/systemd/.system-helper, ELF 29->57 dropped 59 /etc/cron.d/killer-helper, ASCII 29->59 dropped 79 Drops invisible ELF files 29->79 43 armv5l.elf sh 29->43         started        signatures11 process12 process13 45 sh systemctl 35->45         started        47 sh systemctl 35->47         started        49 sh systemctl 43->49         started        51 sh systemctl 43->51         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f230b0a763a57cfcbb2969717e95f14786c75c29209d6c029422ea2a225500d1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f230b0a763a57cfcbb2969717e95f14786c75c29209d6c029422ea2a225500d1/
Threat name:
Linux.Trojan.Svirtu
Create hunting rule
Status:
Malicious
First seen:
2026-10-27 21:44:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6iylbj3duv6pzozjnfyx5fpri6dmoxbjecowyauuelvcuisvadiq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/261028-g7zd1ayxhz/
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/f230b0a763a57cfcbb2969717e95f14786c75c29209d6c029422ea2a225500d1

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_IoT_DVR_Botnet_Hama_UPX
Create hunting rule
Author:Serhii Kocherhan
Description:Detects packed and unpacked ELF IoT/DVR botnet variants targeting UPX compression structures and uncompressed code
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
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:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf f230b0a763a57cfcbb2969717e95f14786c75c29209d6c029422ea2a225500d1

(this sample)

Mirai

elf a2663ec44165c58e51268114ce71c6ad6f6f2ed227179c80e91e8a630b887c66

  
URLhaus
https://urlhaus.abuse.ch/url/4039630/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 a2663ec44165c58e51268114ce71c6ad6f6f2ed227179c80e91e8a630b887c66
  
Dropping
MD5 d30a53b3065fd7efc8da5993e5d48a4a

Comments