MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28b0d185aac6fbad3a960cd819ec91900628a85514c82c15df494dd8cad607ba. 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:	28b0d185aac6fbad3a960cd819ec91900628a85514c82c15df494dd8cad607ba
SHA3-384 hash:	e8ab5d3344040014cae629d1ff7e52de54f9b93dcbb88ddff9dd35a7cfbb564678a302f19450757c47f7b3d7a82e0ff9
SHA1 hash:	2ac2dc81cb1842cdfd9a58039a1cee1d081235f2
MD5 hash:	561a909833c4b5b92a8f91e34ceddb8c
humanhash:	winner-mirror-early-ohio
File name:	qna
Download:	download sample
Signature	Mirai Create hunting rule
File size:	542 bytes
First seen:	2025-01-08 15:56:10 UTC
Last seen:	Never
File type:	sh
MIME type:	text/x-shellscript
ssdeep	6:hD6FXXF5CLycOg6FaF5CXK9Se6FeSF5Cag6FNx0FF5CRfIrmV6Fm8F5CoWkiL6Fp:2Xq2cOMqXK9VSq+8q9P8qmiqTN8RMV
TLSH	T167F0FFDB12626E158446D41FB3260B68B410D6CE514F6FC15EAC5A7FC88CE197424B48
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 :

Origin country :

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Linux.Downloader-35.UNOFFICIAL

Verdict:

Malicious

Score:

96.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=677ea19cc029bd73f287020dlinux22vpnfull_triage

Tags:

medusa mirai agent virus

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

evasive

Link:

https://www.filescan.io/uploads/677ea057ba13476a656a76b6/reports/a512fd16-627e-4699-969d-63b4511fdcf8/overview

Score:

Verdict:

Benign

File Type:

SCRIPT

Link:

https://malprob.io/report/28b0d185aac6fbad3a960cd819ec91900628a85514c82c15df494dd8cad607ba

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/28b0d185aac6fbad3a960cd819ec91900628a85514c82c15df494dd8cad607ba/

Threat name:

Linux.Trojan.Multiverze

Status:

Malicious

First seen:

2025-01-08 15:59:04 UTC

File Type:

Text (Shell)

AV detection:

15 of 24 (62.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=fcyndbnky3522ouwbtmbt3ersadcrkcvctecyfo7jfg5rswwa65a._file

Result

Malware family:

n/a

Score:

9/10

Tags:

defense_evasion discovery linux

Link:

https://tria.ge/reports/250108-te21msvnbw/

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 (36338) 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/28b0d185aac6fbad3a960cd819ec91900628a85514c82c15df494dd8cad607ba

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.