MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6257d3f08648b2220688e897f3f1a40611689ef4ebb89d4739d6c9ec89a41478. 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: 14


Intelligence 14 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6257d3f08648b2220688e897f3f1a40611689ef4ebb89d4739d6c9ec89a41478
SHA3-384 hash: 72bf49cd7c60af92586a726dceb731d7b87c2288d33300691eadc18025d2578412624f5c0d5d6ad49944fa37f03bdc86
SHA1 hash: 0a0fe908f1018f9ed506b2561f36de3d70b27896
MD5 hash: 147f11d4a4215b05c00af4c5d9c709bc
humanhash: fix-fruit-nevada-minnesota
File name:x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:53'200 bytes
First seen:2025-06-27 04:50:27 UTC
Last seen:2025-06-27 23:24:27 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:8n9wurAu+INhIYW51mziA5Ca+uuhyleePSQ+H/wZhqmzj+J:CjrJhLIYWQcuuIBPSvYZbzj+J
TLSH T1FA330B03A54644FDD04AC5305B6FA53ADC35BDBD1139BAEB2B80FE315E22E214B2EE54
telfhash t16d11e5666c8e29e8e1fff9273366e1118d740e9621e03af1e1718cf8db9139509b6072
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 :
82
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30481.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28920.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135965-0
Create hunting rule

Unix.Trojan.Mirai-9970440-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Trojan.Mirai-10027280-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=685e231fe7ab83bcc170d2dclinux22vpnfull_triage
Tags:
backdoor overt
Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Connection attempt
Opens a port
Receives data from a server
Sends data to a server
DNS request
Runs as daemon
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
botnet mirai obfuscated
Link:
https://www.filescan.io/uploads/685e231ad6ff4da7350c8012/reports/5df645be-2546-412c-b11b-0cb91715ca20/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
37215,2323,23
Full report:
https://elfdigest.com/brief/6257d3f08648b2220688e897f3f1a40611689ef4ebb89d4739d6c9ec89a41478
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/fde9b791-f9eb-4697-9668-af397a4185da
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1723942
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1723942 Sample: x86_64.elf Startdate: 27/06/2025 Architecture: LINUX Score: 88 24 197.187.5.193, 37215 airtel-tz-asTZ Tanzania United Republic of 2->24 26 82.177.119.76 ZINK-ASPL Poland 2->26 28 99 other IPs or domains 2->28 30 Malicious sample detected (through community Yara rule) 2->30 32 Antivirus / Scanner detection for submitted sample 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 3 other signatures 2->36 8 dash rm x86_64.elf 2->8         started        10 dash rm 2->10         started        12 dash cut 2->12         started        14 7 other processes 2->14 signatures3 process4 process5 16 x86_64.elf 8->16         started        process6 18 x86_64.elf 16->18         started        20 x86_64.elf 16->20         started        22 x86_64.elf 16->22         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/6257d3f08648b2220688e897f3f1a40611689ef4ebb89d4739d6c9ec89a41478
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6257d3f08648b2220688e897f3f1a40611689ef4ebb89d4739d6c9ec89a41478/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-06-27 04:51:19 UTC
File Type:
ELF64 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mjl5h4egjczcebui5cl7h4neayiwrhxu5o4j2rzz23e6zcnecr4a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet defense_evasion discovery linux
Link:
https://tria.ge/reports/250627-fg2wrs1qv5/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Modifies Watchdog functionality
Contacts a large (114381) amount of remote hosts
Creates a large amount of network flows
Malware Config
C2 Extraction:
bot.vac.lol
Verdict:
Malicious
Tags:
botnet mirai trojan Unix.Dropper.Mirai-7135965-0
YARA:
Mirai_Botnet_Malware Linux_Trojan_Mirai_564b8eda Linux_Trojan_Mirai_0bce98a2 Linux_Trojan_Mirai_95e0056c
Link:
https://app.threat.zone/submission/73963768-132c-453c-9b0f-b1f3ba1dec01
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.62
Link:
https://yomi.yoroi.company/submissions/6257d3f08648b2220688e897f3f1a40611689ef4ebb89d4739d6c9ec89a41478

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Trojan_Mirai_0bce98a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_564b8eda
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_95e0056c
Create hunting rule
Author:Elastic Security
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: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 6257d3f08648b2220688e897f3f1a40611689ef4ebb89d4739d6c9ec89a41478

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3570273/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments