MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8f8febcf5e80f23c25c6bf2f5f52e7bad4e165ac6d86c9e636cf3a19e6eb0c97. 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: 10
| SHA256 hash: | 8f8febcf5e80f23c25c6bf2f5f52e7bad4e165ac6d86c9e636cf3a19e6eb0c97 |
|---|---|
| SHA3-384 hash: | 89f6c54782a6f46f388f5bd573e706d8b4e0dcf5679987b920dce2ea427d126a454b6c1d5a88270ec5d0208ebf040cfe |
| SHA1 hash: | fef8f18b580ea0d17417371d0b05c27a80d1d78f |
| MD5 hash: | 1c7641ee2ff03be49a955b46adb1786a |
| humanhash: | don-cat-east-four |
| File name: | RFQ-08700-HYU-09670-HEWA06809.js |
| Download: | download sample |
| Signature | XWorm |
| File size: | 151'395 bytes |
| First seen: | 2026-11-10 10:27:54 UTC |
| Last seen: | Never |
| File type: |  js |
| MIME type: | text/plain |
| ssdeep | 3072:f/RHeKJt3uNXVDzSKUCvYtOkx7jLTXaFNb/ykj1Lu13hiRjQ:f/RHeKQXV/pULtL7jLTuNb/y6UQK |
| TLSH | T17DE301802E84140F5ABEC71858ED4709BF754233AE47E64EA0FD95D52B6F3B5AC3A42C |
| Magika | javascript |
| Reporter |  abuse_ch |
| Tags: | js xworm |
Intelligence
File Origin
# of uploads :
1
# of downloads :
149
Origin country :
SEVendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
90.9%
Tags:
dropper virus spawn
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Creating a process from a recently created file
Creating a process with a hidden window
Deleting a recently created file
Creating a file in the %temp% subdirectories
Verdict:
Malicious
Labled as:
JS/TrojanDropper.Agent
Verdict:
Malicious
File Type:
js
Result
Threat name:
XWorm
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for dropped file
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Creates processes via WMI
Found malware configuration
Injects a PE file into a foreign processes
JavaScript file contains suspicious strings
JavaScript source code contains functionality to generate code involving a shell, file or stream
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript called in batch mode (surpress errors)
Wscript starts Powershell (via cmd or directly)
Yara detected AntiVM3
Yara detected Powershell decode and execute
Yara detected XWorm
Behaviour
Behavior Graph:
Gathering data
Detection(s):
Suspicious file
Result
Malware family:
xworm
Score:
10/10
Tags:
family:xworm defense_evasion discovery execution persistence pyinstaller rat spyware stealer trojan upx
Behaviour
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Command and Scripting Interpreter: JavaScript
Command and Scripting Interpreter: PowerShell
Detects Pyinstaller
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Enumerates video capture drivers
Suspicious use of SetThreadContext
UPX packed file
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Detect Xworm Payload
Family: Xworm
Process spawned unexpected child process
Malware Config
C2 Extraction:
104.128.191.55:8823
OBdQx2fwhPfQwfPv+uG5sA==:10
OBdQx2fwhPfQwfPv+uG5sA==:10
Malware Family:
n/a
Malicious:
True
Tags:
javascript
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: | SCRIPT_Dropper_Unknown_ForgeAuto_aaa464f7 |
|---|---|
| Author: | Marjoriefort |
| Description: | Detects Unknown (script_js, etat binaire) |
| Rule name: | SUSP_Script_PowerShell_Hidden_Launcher |
|---|---|
| Author: | Marjoriefort |
| Description: | Script (JS/VBS) lancant PowerShell en mode furtif - dropper frais MalwareBazaar |
| Reference: | Veille fraicheur 2026-09-14 / cluster misses web |
| Rule name: | Sus_CMD_Powershell_Usage |
|---|---|
| Author: | XiAnzheng |
| Description: | May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP) |
| Rule name: | WScript_Shell_PowerShell_Combo_RID32E7 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects malware from Middle Eastern campaign reported by Talos |
| Reference: | http://blog.talosintelligence.com/2018/02/targeted-attacks-in-middle-east.html |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
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