MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f3ac481b23ca149c28fe1e34dbeea0941bbeb77dac229f9594c2d97086e08a2d. 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

Threat unknown

Vendor detections: 5

Intelligence 5 IOCs YARA 1 File information Comments

SHA256 hash:	f3ac481b23ca149c28fe1e34dbeea0941bbeb77dac229f9594c2d97086e08a2d
SHA3-384 hash:	e3e8a396cdf9d0cf6776c41ef1f335cdb573a272f6fb92d51dabc9f96f0d781e448e6957be7ff2bfaea55956d568dcd6
SHA1 hash:	efa1a43149e1c33c86162fef06cd0c4842085db0
MD5 hash:	35fb48e153dea1488ae26f9c8d36a764
humanhash:	july-yellow-venus-emma
File name:	wr.php
Download:	download sample
File size:	27'042 bytes
First seen:	2026-08-23 21:28:46 UTC
Last seen:	Never
File type:	sh
MIME type:	text/x-shellscript
ssdeep	768:k8vCB+25j6es8Rf9FYpMSUpi+20qUpi+20YQX:k8l25Jpd2QX
TLSH	T1ABC28D956A867C44BEC98A3E4CBE2B1D6DF5C3D1224942AC3D8B3C71DC11F9CD618B1A
TrID	70.0% (.SH) Linux/UNIX shell script (7000/1) 30.0% (.) Unix-like shebang (var.3) (gen) (3000/1)
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://160.119.69.4/z/post/noroot.php	n/a	n/a	elf ua-wget

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

evasive masquerade

Link:

https://www.filescan.io/uploads/6a8b662911c226327176ce20/reports/762da3e5-bd93-48bb-8979-b47432290c40/overview

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/8fc1bb59-25a1-453e-a41a-4bbc334eae8d

Behavior Graph:

Download SVG

Score:

82%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/f3ac481b23ca149c28fe1e34dbeea0941bbeb77dac229f9594c2d97086e08a2d

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f3ac481b23ca149c28fe1e34dbeea0941bbeb77dac229f9594c2d97086e08a2d/

Threat name:

Linux.Backdoor.WebShell

Status:

Malicious

First seen:

2026-08-23 21:29:35 UTC

File Type:

Text (Shell)

AV detection:

16 of 36 (44.44%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=6oweqgzdzikjykh6dy2nx3vasqn35n35vqrj7fmuylmxbbxariwq._file

Result

Malware family:

n/a

Score:

7/10

Tags:

antivm defense_evasion discovery linux

Link:

https://tria.ge/reports/260823-1b1fzaar81/

Behaviour

Reads runtime system information

Writes file to tmp directory

Deobfuscate/Decode Files or Information

Checks CPU configuration

File and Directory Permissions Modification

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

Threat name:

Legit

Score:

0.16

Link:

https://yomi.yoroi.company/submissions/f3ac481b23ca149c28fe1e34dbeea0941bbeb77dac229f9594c2d97086e08a2d

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:	SUSP_LNX_Base64_Exec_Apr24 Create hunting rule
Author:	Christian Burkard
Description:	Detects suspicious base64 encoded shell commands (as seen in Palo Alto CVE-2024-3400 exploitation)
Reference:	Internal Research

File information

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

Web download

sh f3ac481b23ca149c28fe1e34dbeea0941bbeb77dac229f9594c2d97086e08a2d

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3884408/

Delivery method

Distributed via web download

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