MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 61258cb90a85402be8f2c4e932cd06f26ae18f987fe303d907c2c011ba7d801e. 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: 5

Intelligence 5 IOCs YARA 1 File information Comments

SHA256 hash:	61258cb90a85402be8f2c4e932cd06f26ae18f987fe303d907c2c011ba7d801e
SHA3-384 hash:	2d650222d1bb349936480502e75ce6c42f9822675c8c4ad510109aee478c33814d8232f69296f3a496a53b8e9c3aa640
SHA1 hash:	e99bede01221562ce3696266ba51eb6e3045911e
MD5 hash:	35b7c224efe1ff15f58d0b4f175f179d
humanhash:	muppet-eighteen-ten-fourteen
File name:	irz
Download:	download sample
Signature	Mirai Create hunting rule
File size:	537 bytes
First seen:	2025-01-08 18:31:39 UTC
Last seen:	Never
File type:	sh
MIME type:	text/x-shellscript
ssdeep	6:hD6FXXF5CLYg5Bi6FaF5CXK9Wj56FeSF5Cut6FNx0FF5CRfIrmYTV6Fm8F5CoWly:2XqU6qqXK92SqN8qQP8q3c3qTN8edMP
TLSH	T133F0F9DB12B26F108446D92F77264FB9A010D6DE118F2FC51EACAA3ED49CA187424A48
Magika	shell
Reporter	abuse_ch
Tags:	sh

Shell script dropper

This file seems to be a shell script dropper, using wget, ftpget and/or curl. More information about the corresponding payload URLs are shown below.

URL	Malware sample (SHA256 hash)	Signature	Tags
http://103.136.41.100/12	bac0343b8cf8a210de3ebf552587890aabfc5cecc3906c6048ecc087b17f4570	Mirai	elf mirai ua-wget
http://103.136.41.100/2	5e5b205976b03a708da3dd55172bbd71ea8aae872016075f53b452329c484e3e	Mirai	mirai ua-wget
http://103.136.41.100/3	dde922a53c0fd584c17a298afd97676438d7755c364d5e909faef5b325986e35	Mirai	mirai ua-wget
http://103.136.41.100/4	5b351fbbc59d7b63707fb38f5e3f2e987a1dd6dfbed9452e80a500371b5e4c63	Mirai	mirai ua-wget
http://103.136.41.100/5	e573c446480edbfb49b799a99f817028cf3db6c7127208568af46bdb5cbbb1c2	Mirai	mirai ua-wget
http://103.136.41.100/6	6f0bd044c41dfbc1734df26b0df2bc09136b03ed9887d1650ab0befeacd6f197	Mirai	elf mirai ua-wget

Intelligence

File Origin

# of uploads :

# of downloads :

121

Origin country :

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Linux.Downloader-35.UNOFFICIAL

Verdict:

Malicious

Score:

70%

Link:

https://cyber-fortress.com/docs/result/index.php?id=677ec5edc029bd73f2872780linux22vpnfull_triage

Tags:

malware

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

evasive

Link:

https://www.filescan.io/uploads/677ec5249fc6e93ca94bb973/reports/d240dc82-9ed6-4122-a9ce-a883464a6909/overview

Score:

Verdict:

Benign

File Type:

SCRIPT

Link:

https://malprob.io/report/61258cb90a85402be8f2c4e932cd06f26ae18f987fe303d907c2c011ba7d801e

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/61258cb90a85402be8f2c4e932cd06f26ae18f987fe303d907c2c011ba7d801e/

Threat name:

Linux.Trojan.Multiverze

Status:

Malicious

First seen:

2025-01-08 18:34:03 UTC

File Type:

Text (Shell)

AV detection:

14 of 24 (58.33%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=mesyzoikqvacx2hsytutftig6jvodd4yp7rqhwihylabdot5qapa._file

Result

Malware family:

n/a

Score:

9/10

Tags:

defense_evasion discovery linux

Link:

https://tria.ge/reports/250108-w7q5ysyjbs/

Behaviour

Reads runtime system information

Writes file to tmp directory

Changes its process name

Enumerates running processes

File and Directory Permissions Modification

Executes dropped EXE

Contacts a large (32952) amount of remote hosts

Creates a large amount of network flows

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Suspicious File

Score:

0.31

Link:

https://yomi.yoroi.company/submissions/61258cb90a85402be8f2c4e932cd06f26ae18f987fe303d907c2c011ba7d801e

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.