MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 568a215bfc6bd71828cde42da40393352627ace59d8ff699c89fb66d2fb255dd. 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: 11


Intelligence 11 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 568a215bfc6bd71828cde42da40393352627ace59d8ff699c89fb66d2fb255dd
SHA3-384 hash: e551fd126f1edc7e0110dd5b7eb3523edfa77fab815cbb2ec83f50927113e2e5cfe30f4a17632526634c15370ec0d7f7
SHA1 hash: afa21dac02ea57703513539f9e33b79b02b024cd
MD5 hash: 11593b91ea836dcfbc783270b1c8e57a
humanhash: zebra-crazy-double-network
File name:bot.x86_64-20240324-1846
Download: download sample
Signature Mirai
Create hunting rule
File size:66'432 bytes
First seen:2024-03-24 18:46:43 UTC
Last seen:2024-03-24 22:04:24 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:xwjMr7Ugn59ewLxBxPdCdph3u611P31vcFYcrhvmM5U:9rggn59ltBddCbhe61/vfcrh+SU
TLSH T1E0533A17B54181FDC09AC1B44B5BFA3AD93371FD0268F1AA67E0FB222DA5E215E2DD40
telfhash t1bb21c1a1ba6208a4f0fbe565b305f50118351d6140e175f3d532b8fbeb60b860a39827
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter elfdigest
Tags:gafgyt mirai

Intelligence

File Origin
# of uploads :
8
# of downloads :
129
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Kills processes
DNS request
Creates directories
Creating a file
Sends data to a server
Connection attempt
Launching a process
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
anti-debug lolbin remote
Link:
https://www.filescan.io/uploads/6600752f7090716b201a7554/reports/ede26844-9ea0-464d-ae7f-ffbaef363080/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
103.188.244.189
Number of open files:
47
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
37215
Full report:
https://elfdigest.com/brief/568a215bfc6bd71828cde42da40393352627ace59d8ff699c89fb66d2fb255dd
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2a2f8923-e123-4e98-9cf2-e617ffaa9719
Result
Threat name:
Mirai, Moobot
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1414758
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Yara detected Moobot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1414758 Sample: bot.x86_64-20240324-1846.elf Startdate: 24/03/2024 Architecture: LINUX Score: 100 31 botnet.nguyennghi.info 2->31 33 157.182.20.42 WVUUS United States 2->33 35 99 other IPs or domains 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 Antivirus / Scanner detection for submitted sample 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 4 other signatures 2->43 8 bot.x86_64-20240324-1846.elf 2->8         started        10 xfce4-session xfdesktop 2->10         started        12 xfce4-session xfdesktop 2->12         started        14 3 other processes 2->14 signatures3 process4 process5 16 bot.x86_64-20240324-1846.elf 8->16         started        18 bot.x86_64-20240324-1846.elf sh 8->18         started        process6 20 bot.x86_64-20240324-1846.elf 16->20         started        23 bot.x86_64-20240324-1846.elf 16->23         started        25 sh rm 18->25         started        27 sh mkdir 18->27         started        29 sh chmod 18->29         started        signatures7 45 Sample tries to kill multiple processes (SIGKILL) 20->45
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/568a215bfc6bd71828cde42da40393352627ace59d8ff699c89fb66d2fb255dd
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/568a215bfc6bd71828cde42da40393352627ace59d8ff699c89fb66d2fb255dd/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2024-03-24 18:47:09 UTC
File Type:
ELF64 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=k2fccw74nplrqkgn4qw2ia4tgutcplhftwh7ngoit63g2l5skxoq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai discovery linux
Link:
https://tria.ge/reports/240324-xe665seh88/
Behaviour
Reads runtime system information
Writes file to tmp directory
Enumerates running processes
Changes its process name
Contacts a large (37625) amount of remote hosts
Creates a large amount of network flows
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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_01e4a728
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_1e0c5ce0
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_520deeb8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_6a77af0f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
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 568a215bfc6bd71828cde42da40393352627ace59d8ff699c89fb66d2fb255dd

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2790707/
  
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