MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b617c30f283f9f0cd43dc08e9080690a42b6b57db5bead13f93d251094986253. 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:	b617c30f283f9f0cd43dc08e9080690a42b6b57db5bead13f93d251094986253
SHA3-384 hash:	baba6f4d383dbbd91ada2460b831b7ed841c7773cf37f6f9804d6b83bdaf698d471e3fa6a7bfe07b0269c1277f7415ed
SHA1 hash:	1cab107046b4df72a47ab5ffccffef1c8476e325
MD5 hash:	f58331310f93f2381bb32ef5c08e679b
humanhash:	utah-steak-michigan-social
File name:	wr.php
Download:	download sample
File size:	27'042 bytes
First seen:	2026-08-17 09:11:52 UTC
Last seen:	2026-08-17 13:52:37 UTC
File type:	sh
MIME type:	text/x-shellscript
ssdeep	768:a8vCB+25j6es8Rt9FYpMSUpi+20qUpi+20YQX:a8l25Jbd2QX
TLSH	T19EC27D966A867C44BEC94A3E4CBD2B1D6DF5C3D1224942AC3D8B3C71DC11FACD618B1A
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.2862.22178.26139.UNOFFICIAL

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

evasive masquerade

Link:

https://www.filescan.io/uploads/6a82d079fb59a82aea101277/reports/4a1d08d2-f49d-4981-9a27-164843690a83/overview

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/9e0da628-bba5-4edf-9691-d06d760acd27

Behavior Graph:

Download SVG

Score:

82%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/b617c30f283f9f0cd43dc08e9080690a42b6b57db5bead13f93d251094986253

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b617c30f283f9f0cd43dc08e9080690a42b6b57db5bead13f93d251094986253/

Threat name:

Linux.Backdoor.WebShell

Status:

Malicious

First seen:

2026-08-17 09:12:35 UTC

File Type:

Text (Shell)

AV detection:

17 of 38 (44.74%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wyl4gdzih6pqzvb5ychjbadjbjblnnl5ww7k2e7zhusrbfeymjjq._file

Result

Malware family:

n/a

Score:

7/10

Tags:

antivm defense_evasion discovery linux

Link:

https://tria.ge/reports/260817-k6c16axxby/

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/b617c30f283f9f0cd43dc08e9080690a42b6b57db5bead13f93d251094986253

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 b617c30f283f9f0cd43dc08e9080690a42b6b57db5bead13f93d251094986253

(this sample)

URLhaus

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

Delivery method

Distributed via web download

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