MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a1b3c785cf2ad7d481de8f746be96ffb11fa03ef73203218edc7ca2fc629673. 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: 7

Intelligence 7 IOCs YARA 1 File information Comments

SHA256 hash:	4a1b3c785cf2ad7d481de8f746be96ffb11fa03ef73203218edc7ca2fc629673
SHA3-384 hash:	11de2a3608d857ed70a2f4ca9088f3f2dc6b9a282dc689ffd5e82fc949d9c8d293b1ece77b8494a0be294ae29827f4be
SHA1 hash:	0a02c895ea27540161439ad7f95481238e03de1b
MD5 hash:	a77d1215f8c1bbeb67dd382c5e4888ef
humanhash:	johnny-tennessee-sweet-winter
File name:	s
Download:	download sample
Signature	Mirai Create hunting rule
File size:	2'304 bytes
First seen:	2025-03-12 14:01:51 UTC
Last seen:	Never
File type:	sh
MIME type:	text/plain
ssdeep	48:4k5CEA0y3ZukkwAzpkwA7N77kwA2akwAvNkwA8YkwAEwkwA4ckwAxXxlkwAc0cgj:tCEA0pMkMcsqeQcqG8T
TLSH	T1D5419ECF055C86B5554589ED75E38819740E8ACE64CD8FCF24AF0DA1A8CDB1E3C1AF4A
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://185.142.53.184/tt/mips	d1a427ef9e41471f5fd77327509ade82a1baed34b58a01dd41ed01d815a9d7d6	Mirai	32-bit elf mirai ua-wget
http://185.142.53.184/tt/mipsel	62ffefdd46f5f0bd15fd87927fc6a55a17d6477c56f6cc72b42d47b4459759ab	Mirai	32-bit elf mirai ua-wget
http://185.142.53.184/tt/armv4l	34bf22669c899430ece4cf3272594d75c29d8bdb1ebb26b2bf0f997f9980fdbf	Mirai	elf gafgyt mirai
http://185.142.53.184/tt/armv5l	7c2198f1d618c12cd7c30328f2c0821d1b0c948adba0b437c529a8272c8d612c	Gafgyt	elf gafgyt
http://185.142.53.184/tt/armv6l	55173c8faa1f6bc92874c55fd280be21f7e581c1076ac50f238ff1c97b9f3a9f	Gafgyt	elf gafgyt
http://185.142.53.184/tt/armv7l	ae3d740fc5a9fac12d1ef7c9204a0e25574d095a803baa988e093b8f577fb3bc	Mirai	elf gafgyt mirai ua-wget
http://185.142.53.184/tt/sh4	eb7bd4e06be210a01b24de7683bc769b46699e685734fb19131b194dbafa22d7	Gafgyt	elf gafgyt ua-wget
http://185.142.53.184/tt/sparc	ac2d50248dc2a39a5c1ffaceaa71fc3914526beb7ff7c8e334855258b4fab2bd	Mirai	elf gafgyt mirai
http://185.142.53.184/tt/riscv32	77b63db3ecf5222275cc98a68606b7d5313528e695b193257a601b7d30d837ba	Mirai	elf gafgyt mirai
http://185.142.53.184/tt/powerpc	34a82b5e1ed69e37297a81462f93764622b69e53a49f0987bce2da4b8aac705a	Mirai	elf gafgyt mirai ua-wget
http://185.142.53.184/tt/armv4eb	14f18f18dcf6196d11f6d2be53bf18291d8c60ab174f58068444766dbac34d75	Gafgyt	elf gafgyt ua-wget
http://185.142.53.184/tt/arc	dab7fc4d48eb479c2c58e1fbd10dcec31b8ace12091be9b81eac08dc085e12fe	Mirai	elf gafgyt mirai ua-wget

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Verdict:

Malicious

Score:

95.7%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67d19adc4fd7d3fd0e0888e1linux22vpnfull_triage

Tags:

agent hype sage

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

busybox evasive lolbin remote

Link:

https://www.filescan.io/uploads/67d193e9e95d0f9029e810be/reports/d0a86275-a3e6-4c9e-86d4-c8a0622c1ffc/overview

Result

Verdict:

MALICIOUS

Score:

Verdict:

Benign

File Type:

SCRIPT

Link:

https://malprob.io/report/4a1b3c785cf2ad7d481de8f746be96ffb11fa03ef73203218edc7ca2fc629673

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/4a1b3c785cf2ad7d481de8f746be96ffb11fa03ef73203218edc7ca2fc629673/

Threat name:

Script-Shell.Downloader.MiraiA

Status:

Malicious

First seen:

2025-03-12 14:05:15 UTC

File Type:

Text (Shell)

AV detection:

9 of 24 (37.50%)

Threat level:

3/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=jinty6c46kwx2sa55d3unpuw76yr7ib664zagimo3r6kf7dcszzq._file

Result

Malware family:

n/a

Score:

3/10

Tags:

discovery

Link:

https://tria.ge/reports/250312-rdxcnasxcv/

Behaviour

Modifies registry class

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

System Location Discovery: System Language Discovery

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/4a1b3c785cf2ad7d481de8f746be96ffb11fa03ef73203218edc7ca2fc629673

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.