MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 644b442badff09bf5c1a7e14f46dab18cae741c8cf8ea31279fe37efee534a9d. 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 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 644b442badff09bf5c1a7e14f46dab18cae741c8cf8ea31279fe37efee534a9d
SHA3-384 hash: e0c31608b18392b7e2e5df6abeed5e1dc1ecb788de7ee33c30aed3e817a9aabe6cabbd1bbf12e2021466dfb78ec8406b
SHA1 hash: 039eb7476e5b540582be1f59dd10da18031c0924
MD5 hash: 2ee7173873cf239952c9be640b07498c
humanhash: one-apart-glucose-double
File name:titanjr.x86_32
Download: download sample
Signature Mirai
Create hunting rule
File size:79'504 bytes
First seen:2025-08-16 15:02:26 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:ZP1pHQKS+AOyi7zg6FIG1W3vEP98U755B1D1i:rKzOyingaX1W38PO0PA
TLSH T1DB735AC2AB47C4F0EC2605712177EB7247B3E13E102DEE43D769A936ED52A41962A3DC
telfhash t18a3146fa1e7f0ce4b3e49500c35e6fd23d2ae67b31a076a14523983426a7e4150bac39
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 :
32
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-10056451-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Changes access rights for a written file
Receives data from a server
Runs as daemon
Removes directories
Connection attempt
Deleting a recently created file
Sends data to a server
Changes access rights for a file
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/68a09dc1a4bdac9f5b99a9ce/reports/ca042fef-aa8e-4d4f-9aa7-3e44e980d0bf/overview
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9a5f64b9-867c-45ad-8bb4-99d73a1aff4f
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1758380
Signature
Deletes system log files
Malicious sample detected (through community Yara rule)
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1758380 Sample: titanjr.x86_32.elf Startdate: 16/08/2025 Architecture: LINUX Score: 68 29 asdfavae.duckdns.org 2->29 31 asdfavae.duckdns.org 160.187.246.23, 12121, 60710, 60712 OCNNTTCommunicationsCorporationJP unknown 2->31 33 2 other IPs or domains 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 Multi AV Scanner detection for submitted file 2->37 10 titanjr.x86_32.elf 2->10         started        12 dash rm 2->12         started        14 dash head 2->14         started        16 8 other processes 2->16 signatures3 39 Uses dynamic DNS services 29->39 process4 process5 18 titanjr.x86_32.elf 10->18         started        process6 20 titanjr.x86_32.elf 18->20         started        process7 22 titanjr.x86_32.elf 20->22         started        process8 24 titanjr.x86_32.elf 22->24         started        27 titanjr.x86_32.elf 22->27         started        signatures9 41 Manipulation of devices in /dev 24->41 43 Deletes system log files 24->43
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/644b442badff09bf5c1a7e14f46dab18cae741c8cf8ea31279fe37efee534a9d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/644b442badff09bf5c1a7e14f46dab18cae741c8cf8ea31279fe37efee534a9d/
Verdict:
Malicious
Threat:
HEUR:Backdoor.Linux.Gafgyt
Link:
https://tip.neiki.dev/file/644b442badff09bf5c1a7e14f46dab18cae741c8cf8ea31279fe37efee534a9d
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-16 15:03:31 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mrfuik5n74e36xa2pykpi3nlddfooqoiz6hkgetz7y3673stjkoq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery linux
Link:
https://tria.ge/reports/250816-se8yhseq6z/
Behaviour
Reads runtime system information
Changes its process name
Deletes log files
Enumerates running processes
Deletes journal logs
Malware Config
C2 Extraction:
asdfavae.duckdns.org
cvawrs.duckdns.org
fasdv.duckdns.org
savaswsd.duckdns.org
vmklsfdv.duckdns.org
Verdict:
Unknown
Tags:
trojan gafgyt mirai
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/2a84e5f1-00cf-4ae8-87c3-25f420b6ced0
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.29
Link:
https://yomi.yoroi.company/submissions/644b442badff09bf5c1a7e14f46dab18cae741c8cf8ea31279fe37efee534a9d

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_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
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 644b442badff09bf5c1a7e14f46dab18cae741c8cf8ea31279fe37efee534a9d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3589422/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3592236/
  
URLhaus
https://urlhaus.abuse.ch/url/3592203/
  
URLhaus
https://urlhaus.abuse.ch/url/3592110/
  
URLhaus
https://urlhaus.abuse.ch/url/3592229/
  
URLhaus
https://urlhaus.abuse.ch/url/3592216/
  
URLhaus
https://urlhaus.abuse.ch/url/3592222/
  
URLhaus
https://urlhaus.abuse.ch/url/3592239/
  
URLhaus
https://urlhaus.abuse.ch/url/3592090/
  
URLhaus
https://urlhaus.abuse.ch/url/3592086/
  
URLhaus
https://urlhaus.abuse.ch/url/3592221/

Comments