MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b337ab163884c8630f2c925ac584c86941b2cf893b1592fcfdffd3eac4e07934. 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 2 File information Comments

SHA256 hash:	b337ab163884c8630f2c925ac584c86941b2cf893b1592fcfdffd3eac4e07934
SHA3-384 hash:	104ce4a02da397b8dad86926c1f42377b2332ffc33ef662606d683349a1e930377895c81353d18f70cb6ab922e1e4c89
SHA1 hash:	690df80b2b234764a86739732ee59d7c826fda32
MD5 hash:	4c6d28f1d38521e45746cef4fce0d386
humanhash:	cup-asparagus-william-gee
File name:	sample
Download:	download sample
Signature	Mirai Create hunting rule
File size:	12'360 bytes
First seen:	2026-11-07 22:38:24 UTC
Last seen:	2026-11-08 02:35:06 UTC
File type:	sh
MIME type:	text/x-shellscript
ssdeep	192:pzYN7bD9AVQ/e2t4CW9dGvgLtJtoJEQqZTGpizSbyjCLESBy0gOcM1ft71p/3fc8:pzYe2t419drf24+1gO91p/Y9Lo
TLSH	T1E34273B3E62429B275C2C83DA30AA05119473527BE546884F09F79447FFCABE7172BB4
TrID	50.0% (.SH) Linux/UNIX shell script (7000/1) 28.5% (.PL) Perl script (4000/1/1) 21.4% (.) Unix-like shebang (var.3) (gen) (3000/1)
Magika	shell
Reporter	pickledrick
Tags:	mirai

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://host/s	n/a	n/a	n/a

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

bash busybox lolbin

Link:

https://www.filescan.io/uploads/6aefa908b78ecee416de6e0e/reports/6644686c-8775-4fb1-a3a1-00dc59cc1bbd/overview

Verdict:

Malicious

File Type:

unix shell

Link:

https://opentip.kaspersky.com/b337ab163884c8630f2c925ac584c86941b2cf893b1592fcfdffd3eac4e07934/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/5d6c979c-16d3-4ab7-bf64-a5e1d1a8c76e

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b337ab163884c8630f2c925ac584c86941b2cf893b1592fcfdffd3eac4e07934/

Threat name:

Text.Trojan.Generic

Status:

Suspicious

First seen:

2026-11-07 21:07:03 UTC

File Type:

Text (Shell)

AV detection:

5 of 38 (13.16%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wm32wfryqteggdzmsjnmlbginfa3ft4jhmkzf7h577j6vrhape2a._file

Result

Malware family:

n/a

Score:

4/10

Tags:

antivm discovery linux

Link:

https://tria.ge/reports/261107-2k1nrsfy8s/

Behaviour

Reads runtime system information

System Network Configuration Discovery

Writes file to shm directory

Writes file to tmp directory

Checks CPU configuration

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

Threat name:

Legit

Score:

0.22

Link:

https://yomi.yoroi.company/submissions/b337ab163884c8630f2c925ac584c86941b2cf893b1592fcfdffd3eac4e07934

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.

Rule name:	NSVPS_Mirai_Busybox_Staging Create hunting rule
Author:	sanad (NSVPS-SOC)
Description:	Mirai-style busybox wget/tftp payload staging seen in NSVPS honeypot

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

File information

The table below shows additional information about this malware sample such as delivery method and external references.

No further information available

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