MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 041bf99578bc1c3679f0fac99eeff3ed0eee3913ba462b21e1accd1d07106839. 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: 6

Intelligence 6 IOCs YARA 1 File information Comments

SHA256 hash:	041bf99578bc1c3679f0fac99eeff3ed0eee3913ba462b21e1accd1d07106839
SHA3-384 hash:	d1a7d278d832b109746ba22a721d1467852a3a6b63941618b197d83de11a506c2d8d6fe2f6f985cf9449cd124f2f2e2c
SHA1 hash:	1e2609f224e5f64230fd8e70f840b78baa493e68
MD5 hash:	0392ace578d4b2299ee8656dd19f707d
humanhash:	nitrogen-stream-eighteen-tennessee
File name:	wr.php
Download:	download sample
File size:	27'042 bytes
First seen:	2026-09-11 22:58:24 UTC
Last seen:	2026-09-12 16:54:28 UTC
File type:	sh
MIME type:	text/x-shellscript
ssdeep	768:5d8vCB+25j6es8RN9FYpMSUpi+20qUpi+20YQX:5d8l25J7d2QX
TLSH	T16EC28E966A867C44BEC98A3E4CBD2B1D6DF5C3D1324942AC3D4B3C719C11FACD618B1A
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

Detection(s):

SecuriteInfo.com.Linux.DownLoader.2862.15516.30541.UNOFFICIAL

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

evasive masquerade

Link:

https://www.filescan.io/uploads/6aa487c151005d87bf6da373/reports/c2b7e827-6205-47b4-b661-376524ddc741/overview

Verdict:

Malicious

File Type:

unix shell

First seen:

2026-09-11T20:15:00Z UTC

Last seen:

2026-09-12T20:06:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/041bf99578bc1c3679f0fac99eeff3ed0eee3913ba462b21e1accd1d07106839/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/96ad2e52-874f-4e9d-88c9-427164727c00

Behavior Graph:

Download SVG

Score:

81%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/041bf99578bc1c3679f0fac99eeff3ed0eee3913ba462b21e1accd1d07106839

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/041bf99578bc1c3679f0fac99eeff3ed0eee3913ba462b21e1accd1d07106839/

Threat name:

Linux.Backdoor.WebShell

Status:

Malicious

First seen:

2026-09-11 22:59:33 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=aqn7tflyxqodm6pq7lez537t5uho4oitxjdcwipbvtgr2byqna4q._file

Result

Malware family:

n/a

Score:

7/10

Tags:

antivm defense_evasion discovery linux

Link:

https://tria.ge/reports/260911-2ygstaw1gt/

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/041bf99578bc1c3679f0fac99eeff3ed0eee3913ba462b21e1accd1d07106839

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 041bf99578bc1c3679f0fac99eeff3ed0eee3913ba462b21e1accd1d07106839

(this sample)

URLhaus

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

Delivery method

Distributed via web download

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