MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 663fe97c9d4d16c6d3b2de5a629df6a28571fd36f4109b4e486208fe383900fd. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 663fe97c9d4d16c6d3b2de5a629df6a28571fd36f4109b4e486208fe383900fd
SHA3-384 hash: bde7f70489c75acde0cc6354c077cd34eeae9935ebaa7f88cf2ad9257724f82632447c7c4c5837a1a8affa0a058ab27d
SHA1 hash: 229a9a0977341a9273cf6a3c32b7c15381d3cbbf
MD5 hash: 6e0ca5bdedb9123c3626cf86677a8667
humanhash: social-foxtrot-autumn-cardinal
File name:Demon.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:41'796 bytes
First seen:2025-11-28 19:54:21 UTC
Last seen:2025-11-29 07:40:27 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:Oc3OHTTnx6RZIFEIQtX63izCsTpaj3SqnurCQep0JuoTl5TD7EgpnbcuyD7UoQR+:O4Oz0ZsS63i2sTpablppT4THHpnouy8A
TLSH T13613E1D1B3B18F83D50FC07D94B7F18F38A5C6289C58499D17C2C0B6DAA2EB54578ACA
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
File size (compressed) :41'796 bytes
File size (de-compressed) :99'412 bytes
Format:linux/i386
Unpacked file: df362aa997611536851df14a6c701e314084f80234cc6dc9e7efbce976ed25f1

Intelligence

File Origin
# of uploads :
2
# of downloads :
38
Origin country :
DE DE
Vendor Threat Intelligence
Details
No details
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Runs as daemon
Receives data from a server
Connection attempt
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-28T17:06:00Z UTC
Last seen:
2025-11-30T01:59:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/663fe97c9d4d16c6d3b2de5a629df6a28571fd36f4109b4e486208fe383900fd/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a182e96c-3fc1-4163-8530-39f302e3696f
Behavior Graph:
Download SVG
%3 guuid=cc6fce66-1900-0000-dbde-a33dcf100000 pid=4303 /usr/bin/sudo guuid=2e72f568-1900-0000-dbde-a33dd7100000 pid=4311 /tmp/sample.bin net guuid=cc6fce66-1900-0000-dbde-a33dcf100000 pid=4303->guuid=2e72f568-1900-0000-dbde-a33dd7100000 pid=4311 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=2e72f568-1900-0000-dbde-a33dd7100000 pid=4311->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=3a717969-1900-0000-dbde-a33dda100000 pid=4314 /tmp/sample.bin guuid=2e72f568-1900-0000-dbde-a33dd7100000 pid=4311->guuid=3a717969-1900-0000-dbde-a33dda100000 pid=4314 clone guuid=13315795-1a00-0000-dbde-a33dc1130000 pid=5057 /tmp/sample.bin guuid=2e72f568-1900-0000-dbde-a33dd7100000 pid=4311->guuid=13315795-1a00-0000-dbde-a33dc1130000 pid=5057 clone guuid=e1fe5c95-1a00-0000-dbde-a33dc2130000 pid=5058 /tmp/sample.bin net send-data zombie guuid=2e72f568-1900-0000-dbde-a33dd7100000 pid=4311->guuid=e1fe5c95-1a00-0000-dbde-a33dc2130000 pid=5058 clone guuid=48ec8369-1900-0000-dbde-a33ddb100000 pid=4315 /tmp/sample.bin guuid=3a717969-1900-0000-dbde-a33dda100000 pid=4314->guuid=48ec8369-1900-0000-dbde-a33ddb100000 pid=4315 clone guuid=82008769-1900-0000-dbde-a33ddc100000 pid=4316 /tmp/sample.bin net send-data zombie guuid=3a717969-1900-0000-dbde-a33dda100000 pid=4314->guuid=82008769-1900-0000-dbde-a33ddc100000 pid=4316 clone guuid=82008769-1900-0000-dbde-a33ddc100000 pid=4316->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con f2625cd0-34f8-5ef3-a7a0-622cc3a7519f 151.245.104.90:404 guuid=82008769-1900-0000-dbde-a33ddc100000 pid=4316->f2625cd0-34f8-5ef3-a7a0-622cc3a7519f send: 7B guuid=e1fe5c95-1a00-0000-dbde-a33dc2130000 pid=5058->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=e1fe5c95-1a00-0000-dbde-a33dc2130000 pid=5058->f2625cd0-34f8-5ef3-a7a0-622cc3a7519f send: 200B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/94e67a6a-c663-463f-a325-9f3447ead9c8
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1822455
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1822455 Sample: Demon.x86.elf Startdate: 28/11/2025 Architecture: LINUX Score: 76 20 151.245.104.90, 404, 51558, 51560 RASANAIR Iran (ISLAMIC Republic Of) 2->20 22 Malicious sample detected (through community Yara rule) 2->22 24 Multi AV Scanner detection for submitted file 2->24 26 Yara detected Mirai 2->26 28 Sample is packed with UPX 2->28 8 Demon.x86.elf 2->8         started        signatures3 process4 process5 10 Demon.x86.elf 8->10         started        12 Demon.x86.elf 8->12         started        14 Demon.x86.elf 8->14         started        process6 16 Demon.x86.elf 10->16         started        18 Demon.x86.elf 10->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/663fe97c9d4d16c6d3b2de5a629df6a28571fd36f4109b4e486208fe383900fd
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/663fe97c9d4d16c6d3b2de5a629df6a28571fd36f4109b4e486208fe383900fd/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-28 19:55:49 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=my76s7e5julmnu5s3zngfhpwukcxd7jw6qijwtsimiep4obzad6q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/251128-ynezpa1jcr/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135858-0
YARA:
n/a
Link:
https://app.threat.zone/submission/ed023d7c-0049-479d-a796-31ddc81b85ff
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/663fe97c9d4d16c6d3b2de5a629df6a28571fd36f4109b4e486208fe383900fd

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: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: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 663fe97c9d4d16c6d3b2de5a629df6a28571fd36f4109b4e486208fe383900fd

(this sample)

Mirai

elf df362aa997611536851df14a6c701e314084f80234cc6dc9e7efbce976ed25f1

  
URLhaus
https://urlhaus.abuse.ch/url/3719117/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 df362aa997611536851df14a6c701e314084f80234cc6dc9e7efbce976ed25f1
  
Dropping
MD5 be0c62ee020b87483396bc2139a7916d

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