MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 231a9450f3c647784dafbaf071612d40324cb971f621b3a138feb2fb552b9620. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 231a9450f3c647784dafbaf071612d40324cb971f621b3a138feb2fb552b9620
SHA3-384 hash: 16383bdbd5d9ca2f45a380a07c227b896c11135869b0aecbb51bbb6b0ae007ab8dbf42d82f11ef70aa4494e4dc449763
SHA1 hash: 6b696e3bae225fb23b0ff1ab0afa47f0c1339b05
MD5 hash: 532e486db390d2805c7f0f72c3435548
humanhash: winter-stream-kitten-five
File name:arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:60'864 bytes
First seen:2024-11-30 06:56:05 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:5Znsuh2BE83xrBai44gqrJwz0hbM/NlMHi0KB9Ga:Bh23BkegqrJwz0DBKBU
TLSH T10D53E65AFD819F00D4D926BAFE1E018E33535B68E3FE72029E105F2167CA96B0F76446
telfhash t1ff019c30ed88582df0c0e835c05ea2356a36b2ddb95b3d5e459dbd4e4633cd23532827
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 :
99
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai.791.575.26808.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=674ab8f104c232bff3b4eb2flinux22vpnfull_triage
Tags:
ransomware mirai virus
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
2
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/231a9450f3c647784dafbaf071612d40324cb971f621b3a138feb2fb552b9620
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/15258e51-4f23-4448-9800-cb4467be5ab3
Result
Threat name:
n/a
Detection:
clean
Classification:
n/a
Score:
2 / 100
Link:
https://www.joesandbox.com/analysis/1565568
Behaviour
Behavior Graph:
n/a
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/231a9450f3c647784dafbaf071612d40324cb971f621b3a138feb2fb552b9620
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/231a9450f3c647784dafbaf071612d40324cb971f621b3a138feb2fb552b9620/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2024-11-30 06:57:04 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=emnjiuhtyzdxqtnpxlyhcyjniazezolr6yq3hijy72zpwvjlsyqa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion
Link:
https://tria.ge/reports/241130-hqxphsskdp/
Behaviour
Changes its process name
Modifies Watchdog functionality
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/e982747b-2833-46d5-b6d0-4703424392b3
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/231a9450f3c647784dafbaf071612d40324cb971f621b3a138feb2fb552b9620

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_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:SUSP_XORed_Mozilla
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 231a9450f3c647784dafbaf071612d40324cb971f621b3a138feb2fb552b9620

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3283381/
  
Delivery method
Distributed via web download

Comments