MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 438a75aad3f2b6291e1f978af12db06792b3e1a32c621e2c150007142a17b3d3. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 438a75aad3f2b6291e1f978af12db06792b3e1a32c621e2c150007142a17b3d3
SHA3-384 hash: d97e696b4332b41e04f6c5795d4864af34c98c5f2407d4a3e9875bc55756b82cfa118edbd598dca3b50ebf48a5da0aa9
SHA1 hash: baa478ae3318b04ee1da1d9d9803c6f152b8031d
MD5 hash: dee0aacf2a936ec0dca03d367e4025e9
humanhash: oscar-blossom-carbon-hawaii
File name:Labello.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:39'324 bytes
First seen:2025-10-11 06:48:27 UTC
Last seen:2025-10-24 02:53:58 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:Y50NmRiaFnOhE80n1gbEWHrZzQOk5Z3VWjtp8oIoLl5d0uGQavYcKnOIUnbcuyDB:Y2Naia1OhE8meEGZzQxflWjtp8hC3d/r
TLSH T18E03F1D184F6C646F1AE423168BD7A4E24D0D27EB4D4C0064C947C2689F9B4D777E28A
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 :
2
# of downloads :
37
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Changes access rights for a file
Receives data from a server
Removes directories
Deleting a recently created file
Connection attempt
DNS request
Changes access rights for a written file
Runs as daemon
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed threat upx
Link:
https://www.filescan.io/uploads/68e9fe5c4f3013c55e4a4278/reports/6d1f8e0a-7edb-4dd7-a7b5-64654ae87bbd/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
0
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/438a75aad3f2b6291e1f978af12db06792b3e1a32c621e2c150007142a17b3d3
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:
2025-10-11T02:40:00Z UTC
Last seen:
2025-10-13T05:22:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/438a75aad3f2b6291e1f978af12db06792b3e1a32c621e2c150007142a17b3d3/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/46956660-4fa0-48fd-92fd-bdb7adc950cb
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1793303
Signature
Deletes system log files
Malicious sample detected (through community Yara rule)
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1793303 Sample: Labello.x86.elf Startdate: 11/10/2025 Architecture: LINUX Score: 72 27 devilnet.xyz 2->27 29 109.202.202.202, 80 INIT7CH Switzerland 2->29 31 4 other IPs or domains 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 Sample is packed with UPX 2->37 10 Labello.x86.elf 2->10         started        12 dash rm 2->12         started        14 dash rm 2->14         started        signatures3 39 Performs DNS queries to domains with low reputation 27->39 process4 process5 16 Labello.x86.elf 10->16         started        process6 18 Labello.x86.elf 16->18         started        process7 20 Labello.x86.elf 18->20         started        process8 22 Labello.x86.elf 20->22         started        25 Labello.x86.elf 20->25         started        signatures9 41 Manipulation of devices in /dev 22->41 43 Deletes system log files 22->43
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/438a75aad3f2b6291e1f978af12db06792b3e1a32c621e2c150007142a17b3d3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/438a75aad3f2b6291e1f978af12db06792b3e1a32c621e2c150007142a17b3d3/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-11 04:52:40 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 29 (51.72%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=iofhlkwt6k3cshq7s6fpclnqm6jlhyndfrrb4lavaadrikqxwpjq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/251011-hmhfesdp8w/
Behaviour
Reads runtime system information
Changes its process name
Deletes log files
Enumerates running processes
Deletes Audit logs
Deletes journal logs
Deletes system logs
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135858-0
YARA:
n/a
Link:
https://app.threat.zone/submission/581c12e8-2d3b-4e01-a277-4b74410de758
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.29
Link:
https://yomi.yoroi.company/submissions/438a75aad3f2b6291e1f978af12db06792b3e1a32c621e2c150007142a17b3d3

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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

sh cf06e258e721169d18401a20085bd449c39dacea2b2da351703394f83a604d5e

Mirai

elf 438a75aad3f2b6291e1f978af12db06792b3e1a32c621e2c150007142a17b3d3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3668139/
  
Delivery method
Distributed via web download
  
Dropped by
SHA256 cf06e258e721169d18401a20085bd449c39dacea2b2da351703394f83a604d5e
  
Dropped by
MD5 e900f815668a173e9ef34f9a88592ff5
  
URLhaus
https://urlhaus.abuse.ch/url/3660290/
  
URLhaus
https://urlhaus.abuse.ch/url/3667750/

Comments