MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d556784b2302bcf5ec18c58628c2ab1b51c6fa33775e5faf58878ca794243648. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d556784b2302bcf5ec18c58628c2ab1b51c6fa33775e5faf58878ca794243648
SHA3-384 hash: cb3af925d7c9e2ca15d308d7b946901cc3b2dbaf30c95a7943d399e7c9ae1914930141e36766910d057c54d3db43be84
SHA1 hash: 3f8f27fa9feb933f20d0149d9571a4829594cbbc
MD5 hash: 28267c8d97bfaa2734d2a42c0fc32f9e
humanhash: table-victor-may-edward
File name:kt6
Download: download sample
Signature Mirai
Create hunting rule
File size:191'240 bytes
First seen:2025-05-08 07:42:04 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:/TCg4dnhHb4gh2r4jrvyQPUzygwazXuVo0T7OGTemgv4D79ah+HvADpYS:/TZEJh2qYXzXSoCOGNgv4v9aIYD+S
TLSH T145140949E9509B29C7D232FEFB59028E332B1BACF3EA71119D305F613BC9EA51935121
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-61.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Dropper.Mirai-7136070-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=681c61156c95617a27b5f8d8linux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Opens a port
Receives data from a server
Sends data to a server
Substitutes an application name
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gcc lolbin remote
Link:
https://www.filescan.io/uploads/681c605bc7418694c8a742ab/reports/5786e2e1-0ec8-467f-b0a9-a15c6d57de95/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
2
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/d556784b2302bcf5ec18c58628c2ab1b51c6fa33775e5faf58878ca794243648
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4eab1c21-0502-4c11-8a20-89395d21b93f
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1684089
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1684089 Sample: kt6.elf Startdate: 08/05/2025 Architecture: LINUX Score: 72 18 j48asd.dns.army 137.220.194.112, 59292, 8856 BCPL-SGBGPNETGlobalASNSG Singapore 2->18 20 34.254.182.186, 443, 54632 AMAZON-02US United States 2->20 22 Malicious sample detected (through community Yara rule) 2->22 24 Antivirus / Scanner detection for submitted sample 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Yara detected Mirai 2->28 8 kt6.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 kt6.elf 8->14         started        process6 16 kt6.elf 14->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/d556784b2302bcf5ec18c58628c2ab1b51c6fa33775e5faf58878ca794243648
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d556784b2302bcf5ec18c58628c2ab1b51c6fa33775e5faf58878ca794243648/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-05-08 07:43:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2vlhqszdak6pl3ayywdcrqvldni4n6rto5pf7l2yq6gkpfbegzea._file
Result
Malware family:
n/a
Score:
  4/10
Tags:
n/a
Link:
https://tria.ge/reports/250508-jjq4tsck3t/
Behaviour
Changes its process name
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/d556784b2302bcf5ec18c58628c2ab1b51c6fa33775e5faf58878ca794243648

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_Threat_d2dca9e7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 d556784b2302bcf5ec18c58628c2ab1b51c6fa33775e5faf58878ca794243648

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3531152/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3532684/

Comments