MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 31c3901d295fc1465658246d8bce6b7f7b6b30a301dcfd0a87366d4883195ba9. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 31c3901d295fc1465658246d8bce6b7f7b6b30a301dcfd0a87366d4883195ba9
SHA3-384 hash: fc4e7e9bd1a01133cc771d43f44cfb970120b93e8fe485a55e57133caae2b1eee11607db58b0f437fea96b5abb00c5e2
SHA1 hash: 97604b98f493d37b8ae8f90566bcf76a588c3dbc
MD5 hash: b47d8b791ea4066dba69daf6115591f3
humanhash: missouri-black-oven-yankee
File name:i586-20220416-0658
Download: download sample
Signature Mirai
Create hunting rule
File size:37'464 bytes
First seen:2022-04-16 06:59:00 UTC
Last seen:2022-04-16 08:09:31 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:rP08WRorhNvmVSvrcwN3Y49NDtj4I4cC:r9jvmsj/Nv9NDlL4c
TLSH T1DDF22B85D993D9F9F8060AB13177EF725BB6CA3E3064ED43C3A9A432D902542E20366D
telfhash t18b11a1e1aea608fcf6c1e98c9b7e129747729a431ab0a5b944f43dc037f1010e072426
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter tolisec
Tags:mirai

Intelligence

File Origin
# of uploads :
4
# of downloads :
297
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-62.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Dropper.Mirai-7540663-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug obfuscated
Link:
https://www.filescan.io/uploads/625a6944ffe27d5119e3ecac/reports/90d09e26-884c-4b7b-a958-fabefb6f2f5c/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
194.31.98.171
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/31c3901d295fc1465658246d8bce6b7f7b6b30a301dcfd0a87366d4883195ba9
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
212.192.241.70:3074
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Moobot
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/66874d93-157c-45a2-9604-232488fcd009
Result
Threat name:
Moobot
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/977644
Signature
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Moobot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 610133 Sample: i586-20220416-0658 Startdate: 16/04/2022 Architecture: LINUX Score: 60 17 Multi AV Scanner detection for submitted file 2->17 19 Yara detected Moobot 2->19 8 i586-20220416-0658 2->8         started        process3 signatures4 21 Sample deletes itself 8->21 11 i586-20220416-0658 8->11         started        process5 process6 13 i586-20220416-0658 11->13         started        process7 15 i586-20220416-0658 13->15         started       
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/31c3901d295fc1465658246d8bce6b7f7b6b30a301dcfd0a87366d4883195ba9/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2022-04-15 08:53:34 UTC
File Type:
ELF32 Little (Exe)
AV detection:
24 of 42 (57.14%)
Threat level:
  5/5
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.05
Link:
https://yomi.yoroi.company/submissions/31c3901d295fc1465658246d8bce6b7f7b6b30a301dcfd0a87366d4883195ba9

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:SUSP_XORed_Mozilla
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research

File information

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

Web download

Mirai

elf 31c3901d295fc1465658246d8bce6b7f7b6b30a301dcfd0a87366d4883195ba9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2127951/
  
Delivery method
Distributed via web download

Comments