MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4baa5535d8f3bf518cbd9cd0a60ddf3c0e6b86227baf423714b65b86e60878d2. 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 3 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4baa5535d8f3bf518cbd9cd0a60ddf3c0e6b86227baf423714b65b86e60878d2
SHA3-384 hash: 519a7f7bddc45ecc9ac96dfabbc2de23f8f41bfe7ce109d812927f741990b9b68846a5a33aaa02f6db8bc48ba56de82e
SHA1 hash: d99d70d956836975976f3ba158f3dfec4ef11884
MD5 hash: abd334c763819e72c5def6f081513cbc
humanhash: fillet-double-hydrogen-eight
File name:abd334c763819e72c5def6f081513cbc
Download: download sample
Signature Mirai
Create hunting rule
File size:63'848 bytes
First seen:2022-10-26 14:08:10 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:q/BAQypMgaePdiqOwBkRmJoHzFa/fYsDiPV44g5N2tS7uztDL5QnWv0QD6in3kx1:q/2HmgaeAW2RafLESyD8YUMnOxsC4Q1
TLSH T1AF537C66D0B85DA4D49849B07618CDF89747A404AAD37FF1C683CF694807AECF109BFA
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter zbetcheckin
Tags:32 elf mirai renesas

Intelligence

File Origin
# of uploads :
1
# of downloads :
222
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-7135937-0
Create hunting rule

Unix.Dropper.Mirai-7136014-0
Create hunting rule

Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Trojan.Mirai-7138377-0
Create hunting rule

Unix.Trojan.Mirai-7674518-0
Create hunting rule

Unix.Trojan.Mirai-9907086-0
Create hunting rule

Unix.Trojan.Generic-9910198-0
Create hunting rule

Unix.Trojan.Generic-9910199-0
Create hunting rule

Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/96c77a7f-de3c-4c3b-9053-02c2e6297d10
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1098514
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 731196 Sample: itMytdNrIB.elf Startdate: 26/10/2022 Architecture: LINUX Score: 48 20 180.221.19.165, 23 ZAQJupiterTelecommunicationsCoLtdJP Japan 2->20 22 66.243.253.139 YELMNETUS United States 2->22 24 99 other IPs or domains 2->24 26 Multi AV Scanner detection for submitted file 2->26 8 itMytdNrIB.elf 2->8         started        signatures3 process4 process5 10 itMytdNrIB.elf 8->10         started        12 itMytdNrIB.elf 8->12         started        process6 14 itMytdNrIB.elf 10->14         started        16 itMytdNrIB.elf 10->16         started        18 itMytdNrIB.elf 10->18         started       
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4baa5535d8f3bf518cbd9cd0a60ddf3c0e6b86227baf423714b65b86e60878d2/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2022-10-26 14:25:31 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 25 (72.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jovfknoy6o7vddf5ttikmdo7hqhgxbrcpoxuenyuwznynzqipdja._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/221026-rf4vhsgacn/
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/4baa5535d8f3bf518cbd9cd0a60ddf3c0e6b86227baf423714b65b86e60878d2

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:myMirai
Create hunting rule
Description:Mirai
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

File information

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

Web download

Mirai

elf 4baa5535d8f3bf518cbd9cd0a60ddf3c0e6b86227baf423714b65b86e60878d2

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2385771/

Comments


Avatar
zbet commented on 2022-10-26 14:08:15 UTC

url : hxxp://45.138.70.19/Mddos/Mddos.sh4