MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fcc21da3a7030f07120edacec3cdc761918ebac3b698c1649956af36cf52d571. 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 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fcc21da3a7030f07120edacec3cdc761918ebac3b698c1649956af36cf52d571
SHA3-384 hash: ea9d60e7c8b3c13f4c290b3af27c7800670c60467d05d3e3820a837ed11737d69acdbc29f322f4e737959691414d3587
SHA1 hash: 13faf474eefc48cbaf5123183e4d34edd23bad37
MD5 hash: 0a4ac87ed11e50c38503a0503f5533ae
humanhash: connecticut-nuts-victor-kansas
File name:main_x86
Download: download sample
Signature Mirai
Create hunting rule
File size:89'992 bytes
First seen:2026-01-20 21:05:34 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:W/QCZaxGdvts3i5JPho0sxPu++4HRsUIKqI4FrS4LSh:WYCZa8dvm3oJPhpsxP5lR+KfUmDh
TLSH T17D937CC0F683C4F2E84705B1507BE7379B32F1B9101AFA43D3699A72DC91951EA1AB9C
telfhash t10751b1fa6dba08ecfbd0a804c75e5bd33669ca7b153025b0406398b532f79954475c3a
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 :
81
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/e8b1e5cd-daf8-456a-8ebd-b88f714c40dd/
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
bash lolbin
Link:
https://www.filescan.io/uploads/696fee2a55805a763febb98e/reports/68bfe6d9-1841-48de-a33d-13c32385ec33/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c821a955-c3f2-4d55-9e71-4d213b813cce
Behavior Graph:
Download SVG
%3 guuid=8006f5d1-1800-0000-52f3-481fa1090000 pid=2465 /usr/bin/sudo guuid=0bc232d4-1800-0000-52f3-481fa9090000 pid=2473 /tmp/sample.bin delete-file net guuid=8006f5d1-1800-0000-52f3-481fa1090000 pid=2465->guuid=0bc232d4-1800-0000-52f3-481fa9090000 pid=2473 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=0bc232d4-1800-0000-52f3-481fa9090000 pid=2473->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=c24867d4-1800-0000-52f3-481faa090000 pid=2474 /tmp/sample.bin dns net send-data zombie guuid=0bc232d4-1800-0000-52f3-481fa9090000 pid=2473->guuid=c24867d4-1800-0000-52f3-481faa090000 pid=2474 clone guuid=c24867d4-1800-0000-52f3-481faa090000 pid=2474->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 210B ee1fdf3f-ef9d-5828-b211-75ce89737981 botnet.boralo.xyz:1995 guuid=c24867d4-1800-0000-52f3-481faa090000 pid=2474->ee1fdf3f-ef9d-5828-b211-75ce89737981 send: 2B guuid=fc4f79d4-1800-0000-52f3-481fab090000 pid=2475 /tmp/sample.bin guuid=c24867d4-1800-0000-52f3-481faa090000 pid=2474->guuid=fc4f79d4-1800-0000-52f3-481fab090000 pid=2475 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bd5de805-ccd8-43f6-8731-ab20e6df0b00
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1854427
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1854427 Sample: main_x86.elf Startdate: 20/01/2026 Architecture: LINUX Score: 76 19 109.202.202.202, 80 INIT7CH Switzerland 2->19 21 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->21 23 2 other IPs or domains 2->23 25 Malicious sample detected (through community Yara rule) 2->25 27 Antivirus / Scanner detection for submitted sample 2->27 29 Multi AV Scanner detection for submitted file 2->29 31 Yara detected Mirai 2->31 8 main_x86.elf 2->8         started        11 dash rm 2->11         started        13 dash rm 2->13         started        signatures3 process4 signatures5 33 Sample deletes itself 8->33 15 main_x86.elf 8->15         started        process6 process7 17 main_x86.elf 15->17         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/fcc21da3a7030f07120edacec3cdc761918ebac3b698c1649956af36cf52d571
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/fcc21da3a7030f07120edacec3cdc761918ebac3b698c1649956af36cf52d571/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-20 21:06:46 UTC
File Type:
ELF32 Little (Exe)
AV detection:
25 of 36 (69.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7tbb3i5hamhqoeqo3lhmhtohmgiy5owdw2mmczezk2xtnt2s2vyq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
linux
Link:
https://tria.ge/reports/260120-zxjvnsbt2b/
Behaviour
Writes file to tmp directory
Changes its process name
Deletes itself
Traces itself
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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_5f7b67b8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
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

elf fcc21da3a7030f07120edacec3cdc761918ebac3b698c1649956af36cf52d571

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3761024/
  
Delivery method
Distributed via web download

Comments