MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b523412e374995987213d7259b2c78e93c45ba74c5addda5e551414e1cbfaeea. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b523412e374995987213d7259b2c78e93c45ba74c5addda5e551414e1cbfaeea
SHA3-384 hash: aba8d898535bdd501de49c4b221a97f7c686680605da3c6689791d01b2a67f6e26ba9fdeb21e72cdeb8001185918f112
SHA1 hash: ffbc33b7903df6c7e1a11e29d159eca6666c2408
MD5 hash: 2bfd8a70dc73976eb111e586d68bf755
humanhash: mike-quebec-oregon-helium
File name:windy.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:117'968 bytes
First seen:2025-11-18 17:41:57 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:Ddub7djS5HECEfBjmThRhFczcmVRh865x+:Ddo7djS5ECtTozcmVRb+
TLSH T112B3E709EF611EF7E8AFCD370AF9270124CD592A22A97F757530D818B24A28F15E3974
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 88d3efe82716b0c7f4c8d638fad7de418a42f978f03b7448637041a30825f98c
File size (compressed) :44'532 bytes
File size (de-compressed) :117'968 bytes
Format:linux/mipsel
Packed file: 88d3efe82716b0c7f4c8d638fad7de418a42f978f03b7448637041a30825f98c

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-6.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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Runs as daemon
Opens a port
DNS request
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/691cb00c95709d0fdece719c/reports/e80e1722-e25c-4164-b422-a629dbb4d5db/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b523412e374995987213d7259b2c78e93c45ba74c5addda5e551414e1cbfaeea
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-18T15:50:00Z UTC
Last seen:
2025-11-18T16:39:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b523412e374995987213d7259b2c78e93c45ba74c5addda5e551414e1cbfaeea/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/9f6645f8-13eb-4d90-a999-f7049132a05a
Behavior Graph:
Download SVG
%3 guuid=18aade2f-1a00-0000-e308-9240d4090000 pid=2516 /usr/bin/sudo guuid=77d00332-1a00-0000-e308-9240dd090000 pid=2525 /tmp/sample.bin guuid=18aade2f-1a00-0000-e308-9240d4090000 pid=2516->guuid=77d00332-1a00-0000-e308-9240dd090000 pid=2525 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b8d8cbbb-686b-45c4-8006-cdb9b877eefc
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1816343
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: 1816343 Sample: windy.mpsl.elf Startdate: 18/11/2025 Architecture: LINUX Score: 64 22 169.254.169.254, 80 USDOSUS Reserved 2->22 24 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->24 26 2 other IPs or domains 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 8 windy.mpsl.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 windy.mpsl.elf 8->12         started        14 windy.mpsl.elf 8->14         started        16 windy.mpsl.elf 8->16         started        process6 18 windy.mpsl.elf 12->18         started        20 windy.mpsl.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b523412e374995987213d7259b2c78e93c45ba74c5addda5e551414e1cbfaeea
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b523412e374995987213d7259b2c78e93c45ba74c5addda5e551414e1cbfaeea/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-18 17:42:40 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=wuruclrxjgkzq4qt24szwldy5e6elotuyww53jpfkfau4hf7v3va._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Link:
https://tria.ge/reports/251118-v9956sg13a/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Malware Config
C2 Extraction:
bot.sinestreacute.fun
Verdict:
Malicious
Tags:
botnet mirai Unix.Trojan.Mirai-7100807-0
YARA:
Mirai_Botnet_Malware
Link:
https://app.threat.zone/submission/653fb33e-988d-4d21-a706-d116b4b37f6b
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/b523412e374995987213d7259b2c78e93c45ba74c5addda5e551414e1cbfaeea

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
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 88d3efe82716b0c7f4c8d638fad7de418a42f978f03b7448637041a30825f98c

Mirai

elf b523412e374995987213d7259b2c78e93c45ba74c5addda5e551414e1cbfaeea

(this sample)

  
Dropped by
SHA256 88d3efe82716b0c7f4c8d638fad7de418a42f978f03b7448637041a30825f98c
  
URLhaus
https://urlhaus.abuse.ch/url/3711550/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3711582/
  
Dropped by
MD5 16230e320f00d47e50a2e98cacbbb1d5

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