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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4c05a4f514bbc7f84b397abfe571c9c34505b0d142a0e8e13a981c8ffb194857. 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


XWorm


Vendor detections: 9


Intelligence 9 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4c05a4f514bbc7f84b397abfe571c9c34505b0d142a0e8e13a981c8ffb194857
SHA3-384 hash: 9766f652efa8f3434dc7e8a715f33a8f9081f371ecb22af1539d54e33121b0e129460500017e30e9d6773ceff9d05079
SHA1 hash: 894f6e24455d64647481f1a21210e0f04531e5f7
MD5 hash: 10def5076c990b1970ac71cd85fdade1
humanhash: mexico-cold-skylark-social
File name:4c05a4f514bbc7f84b397abfe571c9c34505b0d142a0e8e13a981c8ffb194857.JS
Download: download sample
Signature XWorm
Create hunting rule
File size:2'147'544 bytes
First seen:2026-04-07 12:58:32 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/csv
ssdeep 384:8Hte03M80ontmv4D7bAH6T6bfVnf16z4dOuL6RbqepNEKNiH+r1/h2B32o5tsmMQ:9dsur
TLSH T1F7A58E2F76C4EC7D339E4DA4B4F522BBF903C6D389801ADA9CB55694A6AD73D8074830
Magika javascript
Reporter johnk3r
Tags:alzap-ddns-com-br js latam xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
30
Origin country :
CH CH
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69d500136a61012f6acfc437
Tags:
shell virus sage
Verdict:
Malicious
File Type:
js
First seen:
2026-04-06T16:08:00Z UTC
Last seen:
2026-04-08T10:33:00Z UTC
Hits:
~100
Detections:
Trojan.JS.SAgent.sb PDM:Trojan.Win32.Generic HEUR:Trojan.Script.Generic HEUR:Trojan-Downloader.Script.Generic Trojan.VBS.SAgent.sb
Link:
https://opentip.kaspersky.com/4c05a4f514bbc7f84b397abfe571c9c34505b0d142a0e8e13a981c8ffb194857/results?tab=lookup
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1895073
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Creates processes via WMI
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Sigma detected: Potentially Suspicious Malware Callback Communication
Sigma detected: Potentially Suspicious PowerShell Child Processes
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Invoke-WebRequest Execution
Sigma detected: Windows Shell/Scripting Application File Write to Suspicious Folder
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AntiVM3
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
Score:
83%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/4c05a4f514bbc7f84b397abfe571c9c34505b0d142a0e8e13a981c8ffb194857
Gathering data
Gathering data
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/4c05a4f514bbc7f84b397abfe571c9c34505b0d142a0e8e13a981c8ffb194857
Threat name:
Script-JS.Backdoor.Xworm
Create hunting rule
Status:
Suspicious
First seen:
2026-04-07 13:00:57 UTC
File Type:
Binary
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jqc2j5iuxpd7qszzpk76k4ojyncqlmgrikqoryj2taoi76yzjblq._file
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4c05a4f514bb/report/overview.html
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:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

File information

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

Comments