MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2186d30e75c4768eb064d5c115dfe7e1fcf39d86252add1e1ed6d735511091a2. 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: 10


Intelligence 10 IOCs YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2186d30e75c4768eb064d5c115dfe7e1fcf39d86252add1e1ed6d735511091a2
SHA3-384 hash: e7d13f1617d0662551b9c4808369b2cab1744ef7ab2ec3f820e401cf72581f8f880a6eb6f9e6edd6b559e3f509fa44bb
SHA1 hash: 314c4c577d5bdc10016675489c02213cea693938
MD5 hash: 2b80f2de570db245e69e207baa59ff86
humanhash: diet-aspen-table-hamper
File name:windy.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:79'444 bytes
First seen:2025-12-26 19:59:45 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:Dbsv6Xewv1Ssos1LNxVZW9Z3J8h3qaccSXx:DbsiJ4sokLNx+9zs3mx
TLSH T18F736CC9E983D4F6EC130A350136BB379AB3E53E2169DB83C3A9A525DC125C2DA1735C
telfhash t1d531e5fe0ab748f8e7c46880830f2b61695ed777251032a30672d964629fec184bec39
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 f7af4118ea65040336702508edcdd20ab146b6f47f96ba144633f89376cee63f
File size (compressed) :39'676 bytes
File size (de-compressed) :79'444 bytes
Format:linux/i386
Packed file: f7af4118ea65040336702508edcdd20ab146b6f47f96ba144633f89376cee63f

Intelligence

File Origin
# of uploads :
1
# of downloads :
32
Origin country :
NL NL
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/fb1fd356-d07d-4db5-9571-46b8e67bbdfa/
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-14.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

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

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/694ee959e126b9ff43928ccf/reports/51e4cb52-db52-4f9f-ad46-cfdfaea02129/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/66f55c11-e323-486f-8261-2d2c7afbf857
Behavior Graph:
Download SVG
%3 guuid=cdae1322-1a00-0000-1b55-f5ed1d0a0000 pid=2589 /usr/bin/sudo guuid=f013cb23-1a00-0000-1b55-f5ed230a0000 pid=2595 /tmp/sample.bin net guuid=cdae1322-1a00-0000-1b55-f5ed1d0a0000 pid=2589->guuid=f013cb23-1a00-0000-1b55-f5ed230a0000 pid=2595 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=f013cb23-1a00-0000-1b55-f5ed230a0000 pid=2595->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=2a320324-1a00-0000-1b55-f5ed250a0000 pid=2597 /tmp/sample.bin guuid=f013cb23-1a00-0000-1b55-f5ed230a0000 pid=2595->guuid=2a320324-1a00-0000-1b55-f5ed250a0000 pid=2597 clone guuid=72a84550-1b00-0000-1b55-f5ed890c0000 pid=3209 /tmp/sample.bin guuid=f013cb23-1a00-0000-1b55-f5ed230a0000 pid=2595->guuid=72a84550-1b00-0000-1b55-f5ed890c0000 pid=3209 clone guuid=ecfd4b50-1b00-0000-1b55-f5ed8a0c0000 pid=3210 /tmp/sample.bin net send-data zombie guuid=f013cb23-1a00-0000-1b55-f5ed230a0000 pid=2595->guuid=ecfd4b50-1b00-0000-1b55-f5ed8a0c0000 pid=3210 clone guuid=96410a24-1a00-0000-1b55-f5ed260a0000 pid=2598 /tmp/sample.bin guuid=2a320324-1a00-0000-1b55-f5ed250a0000 pid=2597->guuid=96410a24-1a00-0000-1b55-f5ed260a0000 pid=2598 clone guuid=81b70f24-1a00-0000-1b55-f5ed270a0000 pid=2599 /tmp/sample.bin dns net send-data zombie guuid=2a320324-1a00-0000-1b55-f5ed250a0000 pid=2597->guuid=81b70f24-1a00-0000-1b55-f5ed270a0000 pid=2599 clone guuid=81b70f24-1a00-0000-1b55-f5ed270a0000 pid=2599->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 240B ac4baa47-21a8-5b71-9591-629431bedc7b dot.polarisnetwork.fun:69 guuid=81b70f24-1a00-0000-1b55-f5ed270a0000 pid=2599->ac4baa47-21a8-5b71-9591-629431bedc7b send: 4B guuid=ecfd4b50-1b00-0000-1b55-f5ed8a0c0000 pid=3210->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 1200B 310a0ed0-c544-54ca-bf3f-fca55e459297 65.222.202.53:80 guuid=ecfd4b50-1b00-0000-1b55-f5ed8a0c0000 pid=3210->310a0ed0-c544-54ca-bf3f-fca55e459297 send: 4B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/de412f82-f257-4574-ac9e-42aaca8fcfda
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1839985
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1839985 Sample: windy.x86.elf Startdate: 26/12/2025 Architecture: LINUX Score: 64 26 169.254.169.254, 80 USDOSUS Reserved 2->26 28 dot.polarisnetwork.fun 92.119.164.209, 69 MYVIRTUALSERVERmyVirtualserverDE Germany 2->28 30 4 other IPs or domains 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 Multi AV Scanner detection for submitted file 2->36 8 windy.x86.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 process4 process5 16 windy.x86.elf 8->16         started        18 windy.x86.elf 8->18         started        20 windy.x86.elf 8->20         started        process6 22 windy.x86.elf 16->22         started        24 windy.x86.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2186d30e75c4768eb064d5c115dfe7e1fcf39d86252add1e1ed6d735511091a2
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2186d30e75c4768eb064d5c115dfe7e1fcf39d86252add1e1ed6d735511091a2/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-26 20:00:31 UTC
File Type:
ELF32 Little (Exe)
AV detection:
22 of 36 (61.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=egdngdtvyr3i5mde2xarlx7h4h6phhmgeuvn2hq623ltkuiqsgra._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/251226-yq81jstrgw/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
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: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_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_804f8e7c
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_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
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:Linux_Trojan_Mirai_fa3ad9d0
Create hunting rule
Author:Elastic Security
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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

sh b85358b80802f914a3f3c3b1d262f76aec29327cea737f5563967feaab1d572c

Mirai

elf f7af4118ea65040336702508edcdd20ab146b6f47f96ba144633f89376cee63f

Mirai

elf 2186d30e75c4768eb064d5c115dfe7e1fcf39d86252add1e1ed6d735511091a2

(this sample)

  
Dropped by
SHA256 f7af4118ea65040336702508edcdd20ab146b6f47f96ba144633f89376cee63f
  
URLhaus
https://urlhaus.abuse.ch/url/3744260/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3744261/
  
Dropped by
MD5 eb51559381a5d23c5876de38b2e1e61a

Comments