MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf01b2bd8b6496ed9677cb33f83cbe34158be35be63baa182aa99e7b1d83fe96. 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:	cf01b2bd8b6496ed9677cb33f83cbe34158be35be63baa182aa99e7b1d83fe96
SHA3-384 hash:	3e4816084fee74ddb6b88ebd055b466d1439da60e05e68afbe67a588368b13566087ec6b8df09d65c36322c5c00b95c9
SHA1 hash:	626baf049a3b5fffa291263958d22f6caf5a56a3
MD5 hash:	7920db02407302b005fb8a4db7cc9402
humanhash:	golf-grey-floor-mockingbird
File name:	wr.php
Download:	download sample
File size:	27'042 bytes
First seen:	2026-09-04 20:56:43 UTC
Last seen:	2026-09-05 08:01:41 UTC
File type:	sh
MIME type:	text/x-shellscript
ssdeep	768:e8vCB+25j6es8Rr9FYpMSUpi+20qUpi+20YQX:e8l25J9d2QX
TLSH	T1ECC27C956A867C44BEC98A3E4CBD2B1D6DF5C3D1324942AC3D8B3C719C11FACD618B1A
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

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/6a9b30aafcf8ac3ee6d1ec5b/reports/78c03a3b-6005-4f73-a096-b725611176db/overview

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/0b6b8282-0565-4d4d-a480-18efb8063970

Behavior Graph:

Download SVG

Score:

82%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/cf01b2bd8b6496ed9677cb33f83cbe34158be35be63baa182aa99e7b1d83fe96

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/cf01b2bd8b6496ed9677cb33f83cbe34158be35be63baa182aa99e7b1d83fe96/

Threat name:

Linux.Backdoor.WebShell

Status:

Malicious

First seen:

2026-09-04 20:57:38 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=z4a3fpmlmslo3ftxzmz7qpf6gqkyxy234y52ugbkvgphwhmd72la._file

Result

Malware family:

n/a

Score:

7/10

Tags:

antivm defense_evasion discovery linux

Link:

https://tria.ge/reports/260904-zrnxfazhkd/

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.

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 cf01b2bd8b6496ed9677cb33f83cbe34158be35be63baa182aa99e7b1d83fe96

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3884409/

Delivery method

Distributed via web download

Comments

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