MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f2b3c553390029d05be3e8b5ef986d995268ec304d4e19287c259f6e0c8ed915. 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: 6

Intelligence 6 IOCs YARA 1 File information Comments

SHA256 hash:	f2b3c553390029d05be3e8b5ef986d995268ec304d4e19287c259f6e0c8ed915
SHA3-384 hash:	4e1fdbef033b94e4f970ebd6965c598e1f047973f6a785eab48f79f76ad99e0001b43874dd07bd97787b79af429bf11e
SHA1 hash:	e83f8a6302be805cbdc778f0f59ace2f4b290eb0
MD5 hash:	f9560f2b4edd17379e916831cde44c15
humanhash:	blossom-iowa-steak-undress
File name:	k
Download:	download sample
Signature	Mirai Create hunting rule
File size:	986 bytes
First seen:	2025-03-01 09:52:09 UTC
Last seen:	Never
File type:	sh
MIME type:	text/plain
ssdeep	12:3rWKIw+u5ZMoOF7+MB05jOJNDNkQNbvRMDNkQNAhDNkQN0yTSygDNkQN8Tvn:yRk5zOt+MB0ekAbJmkA8kA8kA8jn
TLSH	T17511E9CF1158CDB669888DDE31928928B5CBC8ED47CDCEC5214E0139A4CDA0D7061F5A
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://193.143.1.63/vv/armv4l	3d4e72bf821d901b4455923cdd3df1c1910f0268fbaae17524e857d6714b3853	Mirai	elf gafgyt mirai
http://193.143.1.63/vv/armv5l	75f900425995f82960ccf645d00c3fd1773abbbbd73dd0a77f8b62c5b3f8a2fc	Mirai	elf gafgyt mirai
http://193.143.1.63/vv/armv6l	522df0217822268161acc987d6b51e7011bef290ba2bbf94a3014de304823756	Mirai	elf gafgyt mirai
http://193.143.1.63/vv/armv7l	7e536cc15ebac6dbbf8e597dc41a20fac460c892cb5488849ed221a6b352f6a6	Mirai	elf gafgyt mirai

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Verdict:

Malicious

Score:

92.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67c2da5b2dfba428b46f7ae0linux22vpnfull_triage

Tags:

agent hype sage

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

busybox evasive mirai

Link:

https://www.filescan.io/uploads/67c2d8d7e95d0f9029e20124/reports/9fd9411c-d2d3-499a-b409-0d02c5c97592/overview

Result

Verdict:

UNKNOWN

Score:

Verdict:

Benign

File Type:

SCRIPT

Link:

https://malprob.io/report/f2b3c553390029d05be3e8b5ef986d995268ec304d4e19287c259f6e0c8ed915

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f2b3c553390029d05be3e8b5ef986d995268ec304d4e19287c259f6e0c8ed915/

Threat name:

Linux.Downloader.Generic

Status:

Suspicious

First seen:

2025-02-27 14:35:00 UTC

File Type:

Text (Shell)

AV detection:

6 of 38 (15.79%)

Threat level:

3/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=6kz4kuzzaau5aw7d5c267gdntfjgr3bqjvhbskd4ewpw4deo3ekq._file

Result

Malware family:

n/a

Score:

3/10

Tags:

discovery

Link:

https://tria.ge/reports/250301-lxa1waxxcx/

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/f2b3c553390029d05be3e8b5ef986d995268ec304d4e19287c259f6e0c8ed915

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.