MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f9416a41a8e580f01d66575c26dedd0a074c5bbf5cea80c7e8e927356bc2756. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8f9416a41a8e580f01d66575c26dedd0a074c5bbf5cea80c7e8e927356bc2756
SHA3-384 hash: 9d549d710d07e80e18051de4c5c405a02e8ff7ce8a2b3757affcea11915f8d9f0b3958334d2c81077e097384092fb7dc
SHA1 hash: 9a51cfe3898e9011932c29b2fc2f544ed65e99f0
MD5 hash: 90c2e29c7043dd0dd549d1fdb2c6e6a7
humanhash: jig-golf-double-mike
File name:morte.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:41'924 bytes
First seen:2025-09-04 15:06:38 UTC
Last seen:2025-09-08 14:00:11 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:YowaWeonW124Vo3YP1Iku8wPuAJ0tTVirnyZlFD3HuhrkWvUcowcJxx0KZ:RlWs124VYYP17uvWgu8rnKFDC3vUeEPZ
TLSH T18A13F1AE987DF578C41766300BD85750EE3EFC5AD925078B18C2F9678CF18B52723251
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) :41'924 bytes
File size (de-compressed) :85'728 bytes
Format:linux/amd64
Unpacked file: 62fca9bc788d66ec13e371c328ab29432947e1bee005b9645c92075adf1fb869

Intelligence

File Origin
# of uploads :
4
# of downloads :
39
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-19.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Kills processes
DNS request
Runs as daemon
Sends data to a server
Connection attempt
Substitutes an application name
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
packed threat upx
Link:
https://www.filescan.io/uploads/68b9ab3139a6221faa7ede1d/reports/ceb42509-0482-4d47-a9d1-dbf5426fa3b9/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/8f9416a41a8e580f01d66575c26dedd0a074c5bbf5cea80c7e8e927356bc2756
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2025-09-04T12:28:00Z UTC
Last seen:
2025-09-04T12:28:00Z UTC
Hits:
~100
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/8f9416a41a8e580f01d66575c26dedd0a074c5bbf5cea80c7e8e927356bc2756/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/61925149-5344-4232-a70e-33a42c65c845
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1771278
Signature
Deletes system log files
Malicious sample detected (through community Yara rule)
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1771278 Sample: morte.x86_64.elf Startdate: 04/09/2025 Architecture: LINUX Score: 72 23 vipcncnetwork.com. [malformed] 2->23 25 cnnetwork.uk. [malformed] 2->25 27 3 other IPs or domains 2->27 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 morte.x86_64.elf 2->10         started        signatures3 39 Sends malformed DNS queries 25->39 process4 process5 12 morte.x86_64.elf 10->12         started        process6 14 morte.x86_64.elf 12->14         started        process7 16 morte.x86_64.elf 14->16         started        process8 18 morte.x86_64.elf 16->18         started        21 morte.x86_64.elf 16->21         started        signatures9 29 Manipulation of devices in /dev 18->29 31 Deletes system log files 18->31
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8f9416a41a8e580f01d66575c26dedd0a074c5bbf5cea80c7e8e927356bc2756
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8f9416a41a8e580f01d66575c26dedd0a074c5bbf5cea80c7e8e927356bc2756/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/8f9416a41a8e580f01d66575c26dedd0a074c5bbf5cea80c7e8e927356bc2756
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-04 15:07:31 UTC
File Type:
ELF64 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r6kbnja2rzma6aowmv24e3pn2cqhjrn36xhkqdd6r2jhgvv4e5la._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/250904-shkebshp4w/
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:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5e9dce48-332c-4d74-b0ab-a869d9152b78
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.06
Link:
https://yomi.yoroi.company/submissions/8f9416a41a8e580f01d66575c26dedd0a074c5bbf5cea80c7e8e927356bc2756

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 8f9416a41a8e580f01d66575c26dedd0a074c5bbf5cea80c7e8e927356bc2756

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3590950/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3612983/
  
URLhaus
https://urlhaus.abuse.ch/url/3586696/

Comments