MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a8cfbbb848d3d795c49860ccfc710f0298a4c8bd3ca9845f7a633b05c2c93c4c. 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: 7

Intelligence 7 IOCs YARA 1 File information Comments

SHA256 hash:	a8cfbbb848d3d795c49860ccfc710f0298a4c8bd3ca9845f7a633b05c2c93c4c
SHA3-384 hash:	ab94f969a2cb7511b3e159d40ab50c2624035f1e2d75f9c89006ea681d8423f57c9d470e23b2cbfe728a777d8c014ec2
SHA1 hash:	93fb6c6782637a5e033bb0d4638189fdf25737d4
MD5 hash:	0fa2f966f6ee43f5d877836682737150
humanhash:	rugby-kentucky-april-helium
File name:	k.php
Download:	download sample
File size:	48'372 bytes
First seen:	2026-06-29 13:45:16 UTC
Last seen:	Never
File type:	sh
MIME type:	text/x-shellscript
ssdeep	768:Sr9NyXsZztCJ9GKYpr9GKYp82fkR4nnA9GKYpr9GKYp82fkR4nnW:8HusZ/cB
TLSH	T13D236D6516853C24AE99C4375C7F2F0CB9A983E6314491DDBFCA3CF28C49A9CE21875D
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/x	n/a	n/a	160-119-69-4 sh 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:

base64 bash evasive lolbin masquerade obfuscated

Link:

https://www.filescan.io/uploads/6a42770ca4eb4fed95636625/reports/43501d34-3b26-4f45-a407-5510e193b2ab/overview

Verdict:

Malicious

File Type:

unix shell

First seen:

2026-06-29T10:55:00Z UTC

Last seen:

2026-06-29T11:12:00Z UTC

Hits:

~10

Detections:

HEUR:Trojan-Downloader.Shell.Agent.bc

Link:

https://opentip.kaspersky.com/a8cfbbb848d3d795c49860ccfc710f0298a4c8bd3ca9845f7a633b05c2c93c4c/results?tab=lookup

Status:

Failed

Link:

https://sandbox.kunai.rocks/analysis/28ae4b8c-baa6-4876-a829-5c28ae349f25

Score:

93%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/a8cfbbb848d3d795c49860ccfc710f0298a4c8bd3ca9845f7a633b05c2c93c4c

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a8cfbbb848d3d795c49860ccfc710f0298a4c8bd3ca9845f7a633b05c2c93c4c/

Verdict:

Malicious

Threat:

Trojan-Downloader.Shell.Agent

Link:

https://tip.neiki.dev/file/a8cfbbb848d3d795c49860ccfc710f0298a4c8bd3ca9845f7a633b05c2c93c4c

Threat name:

Linux.Trojan.Vigorf

Status:

Malicious

First seen:

2026-06-29 13:45:53 UTC

File Type:

Text (Shell)

AV detection:

13 of 24 (54.17%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=vdh3xoci2plzlreymdgpy4ipakmkjsf5hsuyix32mm5qlqwjhrga._file

Result

Malware family:

n/a

Score:

8/10

Tags:

antivm credential_access defense_evasion discovery execution linux persistence privilege_escalation

Link:

https://tria.ge/reports/260629-q2rawaey31/

Behaviour

Enumerates kernel/hardware configuration

Reads runtime system information

System Network Configuration Discovery

Writes file to tmp directory

Deobfuscate/Decode Files or Information

Checks CPU configuration

Creates .desktop file

Modifies Bash startup script

Adds a user to the system

Creates/modifies Cron job

Creates/modifies environment variables

Deletes log files

Enumerates running processes

Modifies rc script

File and Directory Permissions Modification

Deletes Audit logs

Deletes system logs

OS Credential Dumping

Modifies password files for system users/ groups

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

Threat name:

Legit

Score:

0.19

Link:

https://yomi.yoroi.company/submissions/a8cfbbb848d3d795c49860ccfc710f0298a4c8bd3ca9845f7a633b05c2c93c4c

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