MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a82dbcea4986e0340fa08abfa26a123832f62de58bf37e27ab1cda7fb40b96da. 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 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a82dbcea4986e0340fa08abfa26a123832f62de58bf37e27ab1cda7fb40b96da
SHA3-384 hash: cddf78886b0f99813e4ea8aa21203cf12c41b635c69027053fe2b4fd3b3669dcf4db5cb87862f8b520dc04fefaa3f5fb
SHA1 hash: 017540e848b1e3f3b22ead27c43d4099b7efd02f
MD5 hash: 6f66b7d33c118f0fae3529c87442b61e
humanhash: six-leopard-crazy-triple
File name:navo.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:145'848 bytes
First seen:2025-05-11 19:08:15 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:cbCV3f3m2Y7Ic8NYriZDi1b70R1Bl4BTgQy1ZxjmnuJYE1BZ:gCV3f3m2Y7IcVx64YrSW1BZ
TLSH T108E35B17B4C1C4FDC4DAC1744B9EF53BDD32B59D1238B26B2BC8AA221E4EE215E1DA44
telfhash t1a751acb43d693998e1ebf766b30ee6909c72184108e570e5df3365e5df467c80e62822
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 :
139
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7540662-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6820f785e16384d6a7039138linux22vpnfull_triage
Tags:
gafgyt mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Receives data from a server
Sends data to a server
Creating a file
Runs as daemon
Traces processes
Substitutes an application name
Deleting of the original file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
bash lolbin mirai remote
Link:
https://www.filescan.io/uploads/6820f5d9bab2591d0655aeb2/reports/811686f3-f717-403f-8cd5-5e24fa97f48e/overview
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9e8b491b-8408-4fbd-b6cb-5cc5deb45dc3
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1687318
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1687318 Sample: navo.x86_64.elf Startdate: 11/05/2025 Architecture: LINUX Score: 76 14 Malicious sample detected (through community Yara rule) 2->14 16 Antivirus / Scanner detection for submitted sample 2->16 18 Multi AV Scanner detection for submitted file 2->18 20 Yara detected Mirai 2->20 7 navo.x86_64.elf 2->7         started        process3 signatures4 22 Sample deletes itself 7->22 10 navo.x86_64.elf 7->10         started        process5 process6 12 navo.x86_64.elf 10->12         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a82dbcea4986e0340fa08abfa26a123832f62de58bf37e27ab1cda7fb40b96da
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a82dbcea4986e0340fa08abfa26a123832f62de58bf37e27ab1cda7fb40b96da/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-05-11 14:44:25 UTC
File Type:
ELF64 Little (Exe)
AV detection:
26 of 36 (72.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vaw3z2sjq3qdid5ark72e2qshazpmlpfrpzx4j5ldtnh7nals3na._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/250511-xtvrnagj61/
Behaviour
Writes file to tmp directory
Changes its process name
Deletes itself
Traces itself
Malware Config
C2 Extraction:
mywebh.kro.kr
Verdict:
Unknown
Tags:
trojan mirai gafgyt
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_9e9530a7 Linux_Trojan_Gafgyt_807911a2 Linux_Trojan_Gafgyt_ea92cca8 Linux_Trojan_Gafgyt_d4227dbf Linux_Trojan_Gafgyt_d996d335 Linux_Trojan_Gafgyt_d0c57a2e Linux_Trojan_Gafgyt_620087b9 Linux_Trojan_Gafgyt_0cd591cd Linux_Trojan_Gafgyt_33b4111a Linux_Trojan_Gafgyt_a33a8363 Linux_Trojan_Mirai_1e0c5ce0 Linux_Trojan_Mirai_6a77af0f Linux_Trojan_Mirai_e0cf29e2 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/4288826d-8be2-48f8-9587-0ea706ff22d1
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/a82dbcea4986e0340fa08abfa26a123832f62de58bf37e27ab1cda7fb40b96da

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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_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_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_1e0c5ce0
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 a82dbcea4986e0340fa08abfa26a123832f62de58bf37e27ab1cda7fb40b96da

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3541466/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3541529/

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