MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6f79439333f5b9d3b42435173bd9deec7f63e0cd5d6012eb53077b318099e476. 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 8 File information Comments

SHA256 hash: 6f79439333f5b9d3b42435173bd9deec7f63e0cd5d6012eb53077b318099e476
SHA3-384 hash: 7338f96a226ec336fda5269c0e871b24e1a4290d8fdebee34534d4bac3c05ed8a81c62b0f1b3ff57d4a1f6200df898cc
SHA1 hash: 03763d1797c5e96334dab0e02e4d561fd4e441e2
MD5 hash: 8108d20783265982ba78a94cffa7380f
humanhash: jig-illinois-william-muppet
File name:kt1
Download: download sample
Signature Mirai
File size:143'480 bytes
First seen:2025-05-08 07:41:57 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:E2C0VAwpFQAUg4jbeodAMZ/O743w2kn697G:a0vrU7beMApHP697G
TLSH T16BE31946B743D9B3E00310F110A68F610B31FA3F2862D99BF3657D76A976AC0961277E
telfhash t1176136ba5afe0cd89bd08901e18e1b71ee4da63f2440366606b31d653737b41937ac3d
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 :
94
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Malicious
Score:
95.7%
Tags:
ransomware shellcode mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Receives data from a server
Sends data to a server
Connection attempt
DNS request
Runs as daemon
Substitutes an application name
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gcc lolbin remote
Verdict:
Malicious
Uses P2P?:
true
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
14
Processes remaning?
true
Remote TCP ports scanned:
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19035,5085,35864,47648,20865,1757,64781,10583,5375,50954
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Threat name:
Detection:
malicious
Classification:
troj
Score:
72 / 100
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:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1684099 Sample: kt1.elf Startdate: 08/05/2025 Architecture: LINUX Score: 72 20 j48asd.dns.army 137.220.194.112, 47948, 8856 BCPL-SGBGPNETGlobalASNSG Singapore 2->20 22 34.243.160.129, 36180, 443 AMAZON-02US United States 2->22 24 Malicious sample detected (through community Yara rule) 2->24 26 Antivirus / Scanner detection for submitted sample 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 Yara detected Mirai 2->30 8 kt1.elf 2->8         started        10 dash rm 2->10         started        12 dash cut 2->12         started        14 8 other processes 2->14 signatures3 process4 process5 16 kt1.elf 8->16         started        process6 18 kt1.elf 16->18         started       
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2025-05-08 07:42:12 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  4/10
Tags:
linux
Behaviour
Changes its process name
Verdict:
Malicious
Tags:
botnet mirai trojan gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Mirai_Botnet_Malware Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_389ee3e9
Please note that we are no longer able to provide a coverage score for Virus Total.

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_Mirai_Generic
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Author:Elastic Security
Rule name:Mirai_Botnet_Malware
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_Oct19
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
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:unixredflags3
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 6f79439333f5b9d3b42435173bd9deec7f63e0cd5d6012eb53077b318099e476

(this sample)

  
Delivery method
Distributed via web download

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