MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7385aabb036cc77a77ddf5a2d0f9e0b8a85e33cfe2267b049d313170b8cef39. 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 6 File information Comments
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SHA256 hash: b7385aabb036cc77a77ddf5a2d0f9e0b8a85e33cfe2267b049d313170b8cef39
SHA3-384 hash: e6e1133b5970236e5febaeda9906f2be64e75631c62875c1916e049197ed4936cd58a5693ecdbfc246ba3ec7545093e3
SHA1 hash: 33425cbf0eaecaa4f17e4e261db9d2748d236f52
MD5 hash: 21784f1b751aab51b13741745c00ac05
humanhash: fifteen-uranus-tennessee-south
File name:windy.spc
Download: download sample
Signature Mirai
Create hunting rule
File size:104'588 bytes
First seen:2026-01-17 17:36:01 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:P88ZSoqLys/dWXfqvz1+m1psvePewZFtf8DAN+5ZnZHTQ1vbAtLezTGyNg:jSp7eQF1RNmZZzBMTGyNg
TLSH T121A36C11B9381E2BC4E0A43612F37726F1F6778A10E8861E7DA10E8EBF256D036577B5
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
96
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/a853b54b-5f2d-4066-92d3-6f94b8f5f747/
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-2.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

Unix.Trojan.Mirai-10059006-0
Create hunting rule

Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-01-17T04:56:00Z UTC
Last seen:
2026-01-17T05:38:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/b7385aabb036cc77a77ddf5a2d0f9e0b8a85e33cfe2267b049d313170b8cef39/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/af27583b-53bb-4f5f-8343-fa251bee50f1
Behavior Graph:
Download SVG
%3 guuid=db10d640-1c00-0000-0e04-09f5c0080000 pid=2240 /usr/bin/sudo guuid=e0cfac42-1c00-0000-0e04-09f5c5080000 pid=2245 /tmp/sample.bin guuid=db10d640-1c00-0000-0e04-09f5c0080000 pid=2240->guuid=e0cfac42-1c00-0000-0e04-09f5c5080000 pid=2245 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/7f571e5c-6046-492c-b85d-06950828665a
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1852538
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1852538 Sample: windy.spc.elf Startdate: 17/01/2026 Architecture: LINUX Score: 72 22 47.245.109.122, 37606, 37608, 37610 CNNIC-ALIBABA-US-NET-APAlibabaUSTechnologyCoLtdC United States 2->22 24 daisy.ubuntu.com 2->24 26 Antivirus / Scanner detection for submitted sample 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 Yara detected Gafgyt 2->30 32 Yara detected Mirai 2->32 8 windy.spc.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 windy.spc.elf 8->12         started        14 windy.spc.elf 8->14         started        16 windy.spc.elf 8->16         started        process6 18 windy.spc.elf 12->18         started        20 windy.spc.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b7385aabb036cc77a77ddf5a2d0f9e0b8a85e33cfe2267b049d313170b8cef39
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b7385aabb036cc77a77ddf5a2d0f9e0b8a85e33cfe2267b049d313170b8cef39/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b7385aabb036cc77a77ddf5a2d0f9e0b8a85e33cfe2267b049d313170b8cef39
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-16 19:27:39 UTC
File Type:
ELF32 Big (Exe)
AV detection:
22 of 36 (61.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w44fvk5qg3ghpj3535nc2d46bofilyz47yrgpmcj2mjroc4m544q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/260117-v61sbshw2h/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/6b2b43ce-d39b-4ef7-b55f-1068701a45b5
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/b7385aabb036cc77a77ddf5a2d0f9e0b8a85e33cfe2267b049d313170b8cef39

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: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

elf b7385aabb036cc77a77ddf5a2d0f9e0b8a85e33cfe2267b049d313170b8cef39

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3759543/
  
Delivery method
Distributed via web download

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