MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f81b62401f3c15231ec61daee996faa848b3436a0a9a9b32be808a83fd932ba8. 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: 9

Intelligence 9 IOCs YARA 1 File information Comments

SHA256 hash:	f81b62401f3c15231ec61daee996faa848b3436a0a9a9b32be808a83fd932ba8
SHA3-384 hash:	8d83c558df8a1e2adf61d0e60d98a6ab77e5d4770a37e5a2ab1c74d636221d84af95a0d2614d7535e0f9a3a852d73c0c
SHA1 hash:	051010c21de91d564d108dec809ab43ae2c10dff
MD5 hash:	88bc9620107c678c81d9e1a6e60fa964
humanhash:	steak-fish-venus-ten
File name:	sky
Download:	download sample
Signature	Mirai Create hunting rule
File size:	1'057 bytes
First seen:	2025-04-06 10:07:24 UTC
Last seen:	Never
File type:	sh
MIME type:	text/plain
ssdeep	12:h8XSVGjHKLKxMX6NIh5SAt+pooAjigTXRaToK/XA5npXzaG0Fvz4:CXfwKxA6NIfjEp8jigLkToK/XAFlzp8E
TLSH	T1B011AEF7A2B50BA6095E8D2F7660D64A20C4C79BA32B67ECBC9C282E1E54458B104E21
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://42.112.26.36/zd2/ppc	8903fe9cf6c0a39b21500c9379b7f6c2c16a1ae62215a38d73be579674fe8b63	Mirai	elf mirai
http://42.112.26.36/zd2/arm7	e84c7c625a0bad135fbb696ae39cd0df03e34bb20508b9b7ef3dcb03cb9d595b	Mirai	elf mirai
http://42.112.26.36/zd2/arm6	n/a	n/a	elf
http://42.112.26.36/zd2/arm5	2fe73469585483a503006d519deaa40b780cc4874a583d7e568173bc4bece315	Mirai	elf mirai
http://42.112.26.36/zd2/arm4	2fe73469585483a503006d519deaa40b780cc4874a583d7e568173bc4bece315	Mirai	elf
http://42.112.26.36/zd2/arm	1a6802bea6ffdc55432fc3d7908e79ac74163868d3e6d027e33b27d723b4febc	Mirai	elf mirai
http://42.112.26.36/zd2/mips	fba7bebf259ea5904705b2ce98b73a7ef017b7cf64565779a1afdfc437a46ef0	Mirai	elf
http://42.112.26.36/zd2/mpsl	d03b5802a4b100ea40955e03384d9d904ff17801d6254a06563d96028b440c93	Mirai	elf mirai
http://42.112.26.36/zd2/sh4	136b60f9c25a7194c7a5a35b43d2617b5e7acf8fc02c26c6578eb9fcb0d2788d	Mirai	elf mirai
http://42.112.26.36/zd2/i686	136b60f9c25a7194c7a5a35b43d2617b5e7acf8fc02c26c6578eb9fcb0d2788d	Mirai	elf
http://42.112.26.36/zd2/aarch64	de90c0c73f4c1037b51c67faf60242813a94feef13965846b5777f66bd1e9bf7	Mirai	elf mirai
http://42.112.26.36/zd2/m68k	de90c0c73f4c1037b51c67faf60242813a94feef13965846b5777f66bd1e9bf7	Mirai	elf

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67f3901de011fe619fabdeb7linux22vpnfull_triage

Tags:

mirai agent virus hype

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

evasive

Link:

https://www.filescan.io/uploads/67f252880eb02f7be139e902/reports/2f5190fb-3b0b-4692-8bce-87ef466bcb3e/overview

Verdict:

Malicious

Labled as:

Linux/TrojanDownloader.SH

Link:

https://www.hybrid-analysis.com/sample/f81b62401f3c15231ec61daee996faa848b3436a0a9a9b32be808a83fd932ba8

Result

Verdict:

MALICIOUS

Score:

100%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/f81b62401f3c15231ec61daee996faa848b3436a0a9a9b32be808a83fd932ba8

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f81b62401f3c15231ec61daee996faa848b3436a0a9a9b32be808a83fd932ba8/

Threat name:

Linux.Trojan.Vigorf

Status:

Malicious

First seen:

2025-04-06 11:31:57 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=7anweqa7hqksghwgdwxotfx2vbelgq3kbknjwmv6qcfih7mtfoua._file

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/f81b62401f3c15231ec61daee996faa848b3436a0a9a9b32be808a83fd932ba8

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.