MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1724b33f9b750be0d9f718d7b84f84afc15a4b3307f9f5a9e9c391d0d8d7f3a. 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: 13


Intelligence 13 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1724b33f9b750be0d9f718d7b84f84afc15a4b3307f9f5a9e9c391d0d8d7f3a
SHA3-384 hash: c1421a604080b303db48bd4169e2da87593933b88b9d6ec7ba3e6415e1dd15d4c81b1f3787945a065ad4a7d2d9250952
SHA1 hash: f7e445fae4e55cde5bd06d40723dba377061bc91
MD5 hash: 22bacf472c6c950b7d387a67eb8c8d41
humanhash: bulldog-cat-lactose-twenty
File name:x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:176'328 bytes
First seen:2024-09-03 12:29:20 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:ZQz2bkyeNQx+/5YfzuLvG2mUyTAgkdTDIHpXhVJdruWR:ZE+kbyxssEMH78WR
TLSH T19E045C06B5C188FDC49AC1744FDAF137D971F42C5234B6AB2BD4BB221E4EE211B6EA11
telfhash t14551ed742da6389832d7a767b20eeee9f87316650de131d08f6b6de1cd07bc80d92424
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 NDA0E
Tags:404 elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
124
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7540662-0
Create hunting rule

Unix.Trojan.Gafgyt-9939811-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Opens a port
Receives data from a server
Runs as daemon
Sends data to a server
Connection attempt
DNS request
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug lolbin mirai remote
Link:
https://www.filescan.io/uploads/66d70150489b4603381fd3c4/reports/4f55a9c9-a1a1-4231-a565-e15373deb2b0/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
21
Number of processes launched:
7
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/b1724b33f9b750be0d9f718d7b84f84afc15a4b3307f9f5a9e9c391d0d8d7f3a
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/26133d7d-ab91-4f10-9f5c-59a8f4aa02d6
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1503404
Signature
Antivirus / Scanner detection for submitted sample
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1503404 Sample: x86_64.elf Startdate: 03/09/2024 Architecture: LINUX Score: 84 19 Malicious sample detected (through community Yara rule) 2->19 21 Antivirus / Scanner detection for submitted sample 2->21 23 Multi AV Scanner detection for submitted file 2->23 25 3 other signatures 2->25 7 x86_64.elf 2->7         started        process3 process4 9 x86_64.elf 7->9         started        process5 11 x86_64.elf 9->11         started        13 x86_64.elf 9->13         started        15 x86_64.elf 9->15         started        17 2 other processes 9->17
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b1724b33f9b750be0d9f718d7b84f84afc15a4b3307f9f5a9e9c391d0d8d7f3a
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b1724b33f9b750be0d9f718d7b84f84afc15a4b3307f9f5a9e9c391d0d8d7f3a/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2024-09-03 10:35:34 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=wfzewm7zw5il4dm7oggxxbhyjl6bljftgb7z6wu6tq4r2dmnp45a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet discovery linux
Link:
https://tria.ge/reports/240903-ppg11axgpd/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Changes its process name
Writes file to system bin folder
Modifies Watchdog functionality
Unexpected DNS network traffic destination
Contacts a large (2246845) 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.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b1724b33f9b750be0d9f718d7b84f84afc15a4b3307f9f5a9e9c391d0d8d7f3a

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:Detect_Malicious_VBScript_Base64
Create hunting rule
Author:daniyyell
Description:Detects malicious VBScript patterns, including Base64 decoding, file operations, and PowerShell.
Rule name:Linux_Trojan_Gafgyt_0cd591cd
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_d0c57a2e
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_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 b1724b33f9b750be0d9f718d7b84f84afc15a4b3307f9f5a9e9c391d0d8d7f3a

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3127436/
  
URLhaus
https://urlhaus.abuse.ch/url/3154408/
  
URLhaus
https://urlhaus.abuse.ch/url/3154416/
  
URLhaus
https://urlhaus.abuse.ch/url/3154458/
  
URLhaus
https://urlhaus.abuse.ch/url/3154596/

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