MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1fa35c23b8830fdef00fca8e03eda8994879970e808b806914897b3ad98310ec. 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:	1fa35c23b8830fdef00fca8e03eda8994879970e808b806914897b3ad98310ec
SHA3-384 hash:	d9330abb5d75057fea047765c55af96578518b97579f85022c0cd0e4fa7181feab5a9ad83f5d045285c11303cbf5d79b
SHA1 hash:	e5a4616e7c9aea50c6f124a8f284e6733f02efb3
MD5 hash:	65411ae8c9b9b48ffd07af1c7cdea608
humanhash:	cold-indigo-florida-lion
File name:	f
Download:	download sample
Signature	Mirai Create hunting rule
File size:	1'345 bytes
First seen:	2025-10-25 15:06:07 UTC
Last seen:	Never
File type:	sh
MIME type:	text/plain
ssdeep	12:vUQKKzp5ZMoV0UuAlOB0AMRyemy9LAiyGIjDmyGIMLAiyimyxLAiydDmyyLAnqy7:c10p5z8oOB0p9L5hJuq6ZVZ5gVr6nj
TLSH	T164214BFF90D13E531841689EB8930F14AA01A5CE75C8CF8916EB0D7565CDB08B76AFA4
Magika	txt
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://78.153.140.124/b1n/arm	6d36a432aa0165f19b64365eb1339c9ad2593d2fb49db18581654042f67390bf	Mirai	arm elf geofenced mirai ua-wget USA
http://78.153.140.124/b1n/arm5	c4a1f4db8f6a5c9a040403905726c6d56d448eff3654765283fd7c768a881a87	Mirai	arm elf geofenced mirai ua-wget USA
http://78.153.140.124/b1n/arm6	76cb047623f8b366cd1d6c949c30a9ef394bd6a9337b97afbb2ea5b9fffb5fc2	Mirai	arm elf geofenced mirai ua-wget USA
http://78.153.140.124/b1n/arm7	bdba01cbfa0b446e9486d55b37340d1347789b88693f6e1c85ed6c02b838b90b	Mirai	arm elf geofenced mirai ua-wget USA
http://78.153.140.124/b1n/mips	e143e72541d710a377db83b1a71968648e8ed280ab9a5ac02cd2678963001fef	Gafgyt	elf gafgyt geofenced mips ua-wget USA
http://78.153.140.124/b1n/mpsl	630aa755331ab6e986384bc6e760b8aaaddea550ac2921124ff7b3e2ce142acc	Gafgyt	elf gafgyt geofenced mips ua-wget USA
http://78.153.140.124/b1n/x86	289510dd049a4e5c6dbe146d858ffbafdb53b2d0aa91f229b449ab7341af1b71	Mirai	elf geofenced mirai ua-wget USA x86

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

busybox

Link:

https://www.filescan.io/uploads/68fce78c3a79800405f634c5/reports/76ff04e1-b64e-4719-833c-fe76a0d8e0d5/overview

Verdict:

Malicious

File Type:

ps1

First seen:

2025-10-25T12:52:00Z UTC

Last seen:

2025-10-25T21:17:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/1fa35c23b8830fdef00fca8e03eda8994879970e808b806914897b3ad98310ec/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/d9bf4cc2-3f8d-45e8-b6b3-638b0d576a4d

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/1fa35c23b8830fdef00fca8e03eda8994879970e808b806914897b3ad98310ec

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/1fa35c23b8830fdef00fca8e03eda8994879970e808b806914897b3ad98310ec/

Threat name:

Script-Shell.Downloader.Heuristic

Status:

Malicious

First seen:

2025-10-25 15:08:40 UTC

File Type:

Text (Shell)

AV detection:

4 of 24 (16.67%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=d6rvyi5yqmh554apzkhah3nitfehtfyoqcfya2iurf5tvwmdcdwa._file

Result

Malware family:

n/a

Score:

3/10

Tags:

n/a

Link:

https://tria.ge/reports/251025-sjr6kaex4b/

Behaviour

Modifies registry class

Suspicious use of SetWindowsHookEx

Enumerates physical storage devices

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

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/1fa35c23b8830fdef00fca8e03eda8994879970e808b806914897b3ad98310ec

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.