MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb3ef6e19e88bdb3ff3aefde331c015bbde163ab08c906d681e99a7a31a06d8f. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cb3ef6e19e88bdb3ff3aefde331c015bbde163ab08c906d681e99a7a31a06d8f
SHA3-384 hash: 8cf103176d343485bcaacd3cd2822a3f8383f103e075bf57864d5e73e212a193c09072c08acc11042e0729b10c411e9e
SHA1 hash: 9aa774d37a12347dce2d541da48748beea20ecce
MD5 hash: 685e3f27699160677981314c4fc0c685
humanhash: wyoming-maine-maryland-xray
File name:nabx86
Download: download sample
Signature Mirai
Create hunting rule
File size:54'192 bytes
First seen:2025-12-24 16:06:21 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:ymc+05NjzlRozNEfAg6dhRhA26XQQIu4scIkdpou2ZxJIvufM+61Lr+5vu:fcv3jzlRoG6XkJ4sxkfouox4bjLr+9u
TLSH T1E1336CCAD643D4F1E8110875206BA7779B33E93A14A4EEC3E7689936BD23141B6073EC
telfhash t1b02138bb5e760cf873e47c409749ab131536da7b262036b401b3ade623f29d28079c35
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 :
1
# of downloads :
36
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/694c0fb3e126b9ff43901a19/reports/e96d17bc-b35a-44ac-92f1-5f3196ecba71/overview
Result
Gathering data
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4513e2b0-93e1-408f-9480-cf7072af0f42
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1838950
Signature
Antivirus / Scanner detection for submitted sample
Connects to many IPs within the same subnet mask (likely port scanning)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cb3ef6e19e88bdb3ff3aefde331c015bbde163ab08c906d681e99a7a31a06d8f
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cb3ef6e19e88bdb3ff3aefde331c015bbde163ab08c906d681e99a7a31a06d8f/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/cb3ef6e19e88bdb3ff3aefde331c015bbde163ab08c906d681e99a7a31a06d8f
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Suspicious
First seen:
2025-12-24 16:07:21 UTC
File Type:
ELF32 Little (Exe)
AV detection:
9 of 36 (25.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zm7pnym6rc63h7z257pdghablo66cy5lbdeqnvub5gnhumnanwhq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery linux
Link:
https://tria.ge/reports/251224-tkd6rsgv4g/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Creates a large amount of network flows
Enumerates active TCP sockets
Enumerates running processes
Renames itself
Contacts a large (6156) amount of remote hosts
Verdict:
Malicious
Tags:
trojan mirai Unix.Trojan.Mirai-7755770-0
YARA:
Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/f35dd07e-40ce-4d70-ab23-f61187b937bf
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.96
Link:
https://yomi.yoroi.company/submissions/cb3ef6e19e88bdb3ff3aefde331c015bbde163ab08c906d681e99a7a31a06d8f

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_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_cc93863b
Create hunting rule
Author:Elastic Security
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 cb3ef6e19e88bdb3ff3aefde331c015bbde163ab08c906d681e99a7a31a06d8f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739147/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739148/

Comments