MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cbf03d194c38a7945303fc009d4660c8bca1d076dc8c37a037f8d3c7cd352db4. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cbf03d194c38a7945303fc009d4660c8bca1d076dc8c37a037f8d3c7cd352db4
SHA3-384 hash: efc395561a85e6788f1cf56553bb448bd82250c8fb2c0152adf83a0affaecd0b90464f50ea247625a6445b1fa8f3d943
SHA1 hash: c947a3d67927b53f33fb01e71fe03718fe6d17fd
MD5 hash: 9a3e61574b3e217be8f75f15315b997a
humanhash: hamper-three-london-robert
File name:x86
Download: download sample
Signature Mirai
Create hunting rule
File size:57'712 bytes
First seen:2026-06-29 07:14:38 UTC
Last seen:2026-06-29 17:32:46 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:6vaqJTATMqbb0J2MxaOP2XY3t5spm2dnouy8E:6DJkoq8gMxa3Id5s/loutE
TLSH T13943F1E6D5DAEBACC96410376C3D1E5B1CAA3F1E99E984C19DCCA02672D5E183D3C310
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) :57'712 bytes
File size (de-compressed) :163'216 bytes
Format:linux/i386
Unpacked file: f6f536a2c8f4ed70d4850c70ca015e4bb98788a8eb1255b127e3113e944c007d

Intelligence

File Origin
# of uploads :
3
# of downloads :
68
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/8fd3fa13-97e5-4e03-9085-4d346fa836ff/
Detection(s):
Unix.Trojan.Mirai-10028259-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Receives data from a server
Connection attempt
Opens a port
Kills processes
DNS request
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai packed upx
Link:
https://www.filescan.io/uploads/6a421b9f1072b851f6ccfc7d/reports/295df72c-eaad-48d4-91e2-12a48930096d/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
2
Number of processes launched:
7
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/cbf03d194c38a7945303fc009d4660c8bca1d076dc8c37a037f8d3c7cd352db4
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-06-29T04:00:00Z UTC
Last seen:
2026-06-30T23:00:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/cbf03d194c38a7945303fc009d4660c8bca1d076dc8c37a037f8d3c7cd352db4/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d307e7f6-c7e8-4559-837d-2f0e0866bc4c
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1934764
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1934764 Sample: x86.elf Startdate: 29/06/2026 Architecture: LINUX Score: 60 23 ddos.lat 178.83.206.213, 23, 51420, 57680 CDNEXTGB Taiwan 2->23 25 18.166.236.100, 55654, 80 AMAZON-02-AmazoncomIncUS Hong Kong SAR China 2->25 27 Malicious sample detected (through community Yara rule) 2->27 29 Multi AV Scanner detection for submitted file 2->29 31 Sample is packed with UPX 2->31 9 x86.elf 2->9         started        signatures3 process4 process5 11 x86.elf 9->11         started        process6 13 x86.elf 11->13         started        15 x86.elf 11->15         started        process7 17 x86.elf 13->17         started        19 x86.elf 13->19         started        21 x86.elf 15->21         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cbf03d194c38a7945303fc009d4660c8bca1d076dc8c37a037f8d3c7cd352db4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cbf03d194c38a7945303fc009d4660c8bca1d076dc8c37a037f8d3c7cd352db4/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-06-29 07:15:48 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=zpyd2gkmhctziuyd7qaj2rtazc6kdudw3sgdpibx7dj4ptjvfw2a._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery linux upx
Link:
https://tria.ge/reports/260629-h3m1vahw9k/
Behaviour
Reads runtime system information
Changes its process name
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/cbf03d194c38a7945303fc009d4660c8bca1d076dc8c37a037f8d3c7cd352db4

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_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 cbf03d194c38a7945303fc009d4660c8bca1d076dc8c37a037f8d3c7cd352db4

(this sample)

Mirai

elf f6f536a2c8f4ed70d4850c70ca015e4bb98788a8eb1255b127e3113e944c007d

  
URLhaus
https://urlhaus.abuse.ch/url/3877702/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 f6f536a2c8f4ed70d4850c70ca015e4bb98788a8eb1255b127e3113e944c007d
  
Dropping
MD5 18ede7ac20d4ffc9246c2efa16b9c90f

Comments