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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a52b8bb790e7c6c99d9fa6e064884f18ad99b080c10fe2f57f54d4b3cbb58c1b. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a52b8bb790e7c6c99d9fa6e064884f18ad99b080c10fe2f57f54d4b3cbb58c1b
SHA3-384 hash: 630a15bce3fe0a5fa3adba3e72f1bb1e4334e073d75f3400a66c6242bfc8f445d40af7970ebd3863c9ed6cca2b39bc51
SHA1 hash: 238947f38a7426f30dc89f4fd445af2ab26dbd0b
MD5 hash: 1ad34daa1efd57b1869bef5db465db0a
humanhash: skylark-zulu-texas-orange
File name:invoice-1645080830.pdf (16).js
Download: download sample
Signature XWorm
Create hunting rule
File size:22'123'546 bytes
First seen:2026-04-28 05:48:37 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 49152:tXHodXHoKXHo1XHoVXHoyXHoUXHo+XHo4XHovXHocXHoqXHoys2XHonXHoNXHoUW:y
TLSH T13727234C98FC4E9B8E68C60908F34FDD24955A10D1D5FB7891E0FC46E46AE8EA70E17E
Magika javascript
Reporter JAMESWT_WT
Tags:js xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
124
Origin country :
IT IT
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.JS.Agent.DYS1.Eldorado.25700.19717.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Labled as:
PowerShell/TrojanDownloader.Agent
Link:
https://www.hybrid-analysis.com/sample/a52b8bb790e7c6c99d9fa6e064884f18ad99b080c10fe2f57f54d4b3cbb58c1b
Verdict:
Malicious
File Type:
js
First seen:
2026-04-28T03:15:00Z UTC
Last seen:
2026-04-29T16:33:00Z UTC
Hits:
~100
Detections:
HEUR:Trojan.Script.Alien.gen HEUR:Trojan.Script.Generic Trojan.Agent.HTTP.C&C NetTool.PowerShellUA.HTTP.C&C NetTool.PowerShellGet.HTTP.C&C
Link:
https://opentip.kaspersky.com/a52b8bb790e7c6c99d9fa6e064884f18ad99b080c10fe2f57f54d4b3cbb58c1b/results?tab=lookup
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/a52b8bb790e7c6c99d9fa6e064884f18ad99b080c10fe2f57f54d4b3cbb58c1b
Gathering data
Gathering data
Verdict:
Malicious
Threat:
Family.XWORM
Link:
https://tip.neiki.dev/file/a52b8bb790e7c6c99d9fa6e064884f18ad99b080c10fe2f57f54d4b3cbb58c1b
Threat name:
Script-JS.Trojan.Xworm
Create hunting rule
Status:
Malicious
First seen:
2026-04-28 05:56:55 UTC
File Type:
Text (JavaScript)
AV detection:
6 of 24 (25.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uuvyxn4q47dmthm7u3qgjccpdcwztmeayeh6f5l7ktklhs5vrqnq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
adware discovery execution persistence spyware
Link:
https://tria.ge/reports/260428-glk99agy3q/
Behaviour
Checks processor information in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
ConfuserEx .NET packer
Adds Run key to start application
Checks computer location settings
Badlisted process makes network request
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a52b8bb790e7c6c99d9fa6e064884f18ad99b080c10fe2f57f54d4b3cbb58c1b

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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)
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Comments