MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c0efb9d5212edda16eaa27435f9e726096fad77bc0eac30b11c70dc39adbeeda. 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: 13


Intelligence 13 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c0efb9d5212edda16eaa27435f9e726096fad77bc0eac30b11c70dc39adbeeda
SHA3-384 hash: cde0f1c997b158a4a1a37ee05aecb25879ccd6d9f3ad6ec899969547baba4c7f167bb405fcfb6c48df247fe9baabf395
SHA1 hash: 17d6243565b5b72fb639396b876ebb0b360738f7
MD5 hash: de596eb5e002f7b70cb917fc152d7b3a
humanhash: december-kitten-carpet-july
File name:nklx86
Download: download sample
Signature Mirai
Create hunting rule
File size:68'272 bytes
First seen:2025-12-21 22:12:24 UTC
Last seen:2025-12-22 08:56:34 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:cQiEIfrR9wUcYCaNzvjxz6kgE1954CpAxOMF9PRR:cQfIfF+ZYJNxNgEvmi0p
TLSH T1A6632CC59753D8F6EC19453510B3FB335B31F03A1069EAA7E3D5E936B852202FA462AC
telfhash t17f21defa2e7e18f8b3d45d48810b5f152a6ee67b58a032f49173d43522efd42a43ac35
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 :
41
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-9866113-0
Create hunting rule

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

Unix.Trojan.Mirai-10008934-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Receives data from a server
Creating a file
Opens a port
Sends data to a server
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/694870f8e126b9ff438b1ab6/reports/6728ef9e-f0c7-49cc-a891-00a339e5abc3/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-21T15:15:00Z UTC
Last seen:
2025-12-21T20:41:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.gen
Link:
https://opentip.kaspersky.com/c0efb9d5212edda16eaa27435f9e726096fad77bc0eac30b11c70dc39adbeeda/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/aa6e3b13-2583-493f-a64c-a7840b4e88d0
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1837295
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/c0efb9d5212edda16eaa27435f9e726096fad77bc0eac30b11c70dc39adbeeda
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c0efb9d5212edda16eaa27435f9e726096fad77bc0eac30b11c70dc39adbeeda/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/c0efb9d5212edda16eaa27435f9e726096fad77bc0eac30b11c70dc39adbeeda
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-21 22:13:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ydx3tvjbf3o2c3vke5bv7htsmclpvv33ydvmgcyry4g4hgw353na._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery linux
Link:
https://tria.ge/reports/251221-15agmstpdj/
Behaviour
Changes its process name
Renames itself
Contacts a large (31641) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
trojan mirai Unix.Trojan.Mirai-7755770-0
YARA:
Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/d0244443-4d75-46fa-a650-c38903958c37
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.52
Link:
https://yomi.yoroi.company/submissions/c0efb9d5212edda16eaa27435f9e726096fad77bc0eac30b11c70dc39adbeeda

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_b14f4c5d
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 c0efb9d5212edda16eaa27435f9e726096fad77bc0eac30b11c70dc39adbeeda

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739136/
  
Delivery method
Distributed via web download

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