MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21928cffb21bc5bf2e045e2cbd61c4b6158fd5dbf7215957924da728fc0f08f4. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21928cffb21bc5bf2e045e2cbd61c4b6158fd5dbf7215957924da728fc0f08f4
SHA3-384 hash: 04095642afed30263cbbe9d1811405599d732e32bd269d7509034d453eb574e3b5e201acd610f3f49086b20005d5930a
SHA1 hash: c13b6b4f1d297b6d7dac4095e3a29b049946bbca
MD5 hash: d0239f4fa7a9ecb91e2a095feff15abc
humanhash: beer-winner-four-hotel
File name:vision.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:38'604 bytes
First seen:2025-04-12 00:37:10 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:HFVfcrhkKW4Rl6jc0RHMCy/BhZ50TWVtQEJSUgPMJgGlzDpbuR1Ju:llXaepHMCybn0cXJ28VJuc
TLSH T1A703F1FCD7885B85D4ECB8BD03B41763AFC40B2AD8035C1AF8A47D916D4E3657903AA2
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 UPX
File size (compressed) :38'604 bytes
File size (de-compressed) :102'704 bytes
Format:linux/mips
Unpacked file: 65afe095196d545265315e9aa64ba8961dfff16e68b9a5945921d51b1d368586

Intelligence

File Origin
# of uploads :
1
# of downloads :
124
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999.8120.24775.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67f9b6b4d6e7c3effad072e3linux22vpnfull_triage
Tags:
gafgyt mirai ddos
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
Kills processes
Opens a port
Sends data to a server
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/67f9b5ef2d430c849e14d108/reports/7b28ccee-5f89-4d71-8031-0493f0f72098/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/630fcc19-abe2-45ad-a3a9-d517624b6c98
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1663649
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1663649 Sample: vision.mips.elf Startdate: 12/04/2025 Architecture: LINUX Score: 68 20 176.65.142.252, 34108, 34112, 3778 WEBTRAFFICDE Germany 2->20 22 Malicious sample detected (through community Yara rule) 2->22 24 Multi AV Scanner detection for submitted file 2->24 26 Yara detected Mirai 2->26 28 Sample is packed with UPX 2->28 8 vision.mips.elf 2->8         started        signatures3 process4 process5 10 vision.mips.elf 8->10         started        12 vision.mips.elf 8->12         started        14 vision.mips.elf 8->14         started        process6 16 vision.mips.elf 10->16         started        18 vision.mips.elf 10->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/21928cffb21bc5bf2e045e2cbd61c4b6158fd5dbf7215957924da728fc0f08f4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21928cffb21bc5bf2e045e2cbd61c4b6158fd5dbf7215957924da728fc0f08f4/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-04-12 00:38:11 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=egjiz75sdpc36lqelywl2yoewyky7vo364qvsv4sjwtsr7apbd2a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/250412-ay4h2as1ev/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/fd6e6eee-7eb0-4607-9bee-704bd54cbac3
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/21928cffb21bc5bf2e045e2cbd61c4b6158fd5dbf7215957924da728fc0f08f4

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 21928cffb21bc5bf2e045e2cbd61c4b6158fd5dbf7215957924da728fc0f08f4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3506581/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3506584/

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_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments