MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4aca367753f9ab777e4f01df5264c7b48e4d81b489527fa4f3df441df5b5466c. 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 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4aca367753f9ab777e4f01df5264c7b48e4d81b489527fa4f3df441df5b5466c
SHA3-384 hash: fe526e777647339bee7f556dc21c532a111b78255dad2a14f724349a9859b08679cd7485fce5834963d1d415b5feefca
SHA1 hash: 7196e6256332b943d6768eff51948e7df44bc1c8
MD5 hash: 3fc186dd76e8b4b9f205c7a97a3beebe
humanhash: quiet-oxygen-winner-carbon
File name:main.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:89'768 bytes
First seen:2025-01-05 13:17:06 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:WSTQ0qVMx9i/HYIkJX6TGqIoXxK2WSsb/bIU2cS8pWS32MLf:W4Q0+a9ifY/JKi4XkIsx2xIvNf
TLSH T10B937CD4F243D4F1E88704B15137E7375B32E0B9602EFA43C3689972DCA1952DA1ABAC
telfhash t19851e6fa5eaa0cecb7d0ac04c35d1fd33919d677156132b4446658b933f7a8580b5c3a
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 :
114
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.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:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=677a87a2ffdcee13ec82f39flinux22vpnfull_triage
Tags:
bashlite gafgyt mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Receives data from a server
Kills processes
Sends data to a server
Creating a file
Runs as daemon
Substitutes an application name
Deleting of the original file
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
anti-debug bash lolbin masquerade remote
Link:
https://www.filescan.io/uploads/677a8694d49c308f95dbc79d/reports/39a4d8d1-b14b-4da4-809d-34a37d5fc803/overview
Result
Verdict:
UNKNOWN
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/39bfba9c-d47b-48ee-a271-cd467608b819
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1584421
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
Sample deletes itself
Uses dynamic DNS services
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1584421 Sample: main.x86.elf Startdate: 05/01/2025 Architecture: LINUX Score: 84 21 unixbot.ddns.net 2->21 23 109.202.202.202, 80 INIT7CH Switzerland 2->23 25 3 other IPs or domains 2->25 27 Malicious sample detected (through community Yara rule) 2->27 29 Antivirus / Scanner detection for submitted sample 2->29 31 Multi AV Scanner detection for submitted file 2->31 35 2 other signatures 2->35 8 dash rm main.x86.elf 2->8         started        11 dash rm 2->11         started        13 dash head 2->13         started        15 7 other processes 2->15 signatures3 33 Uses dynamic DNS services 21->33 process4 signatures5 37 Sample deletes itself 8->37 17 main.x86.elf 8->17         started        process6 process7 19 main.x86.elf 17->19         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4aca367753f9ab777e4f01df5264c7b48e4d81b489527fa4f3df441df5b5466c
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4aca367753f9ab777e4f01df5264c7b48e4d81b489527fa4f3df441df5b5466c/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-01-05 13:18:05 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 23 (65.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jlfdm52t7gvxo7spahpvezghwshe3anurfjh7jht35cb35nvizwa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/250105-qjx1psxmak/
Behaviour
Writes file to tmp directory
Changes its process name
Deletes itself
Malware Config
C2 Extraction:
unixbot.ddns.net
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-9441505-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_ea92cca8 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_5f7b67b8 Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/81560955-26f0-41c8-a8d7-85dd8c89d72b
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/4aca367753f9ab777e4f01df5264c7b48e4d81b489527fa4f3df441df5b5466c

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_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_5f7b67b8
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_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
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 4aca367753f9ab777e4f01df5264c7b48e4d81b489527fa4f3df441df5b5466c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3388573/
  
Delivery method
Distributed via web download

Comments