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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f2f853d6b664cfcc2ae4bc85fa0acc0deb012fae32da8c00d1b2fb10953717bf. 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: 12


Intelligence 12 IOCs YARA File information Comments

SHA256 hash: f2f853d6b664cfcc2ae4bc85fa0acc0deb012fae32da8c00d1b2fb10953717bf
SHA3-384 hash: 74202c0479908de802be16a69c18ba46e86c9978fe0c607747d8fa718afcdd1100ac37889c63729dccc962d70b43b707
SHA1 hash: a1f28d80629c2deea788162d0735bc6ffa6150df
MD5 hash: 6c499a12ab60c1cd68498ec0bb3a4069
humanhash: hot-single-avocado-mango
File name:MB308992219AE.js
Download: download sample
Signature XWorm
File size:130'700 bytes
First seen:2026-10-26 13:02:44 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:application/javascript
ssdeep 3072:3MUrpRDZ5DlzKlxJLqpOFRKK7nMBLqDNVO3suuvsqNcpWZBQjIpvH1x9ZAV6FA9S:uL5v1xr0S
TLSH T138D38E6E27DB12D4B1F71D14CBE758E24A27FAA7A331564D2048910D8BB38148ED37FA
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Magika vba
Reporter abuse_ch
Tags:js xworm

Intelligence


File Origin
# of uploads :
1
# of downloads :
166
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
92.5%
Tags:
autorun dropper shell sage
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
repaired
Verdict:
Malicious
File Type:
js
First seen:
2026-10-26T05:28:00Z UTC
Last seen:
2026-10-28T11:24:00Z UTC
Hits:
~1000
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
AI detected malicious Powershell script
Antivirus detection for dropped file
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
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Powershell connects to network
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: 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
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Uses schtasks.exe or at.exe to add and modify task schedules
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 Powershell decode and execute
Yara detected Powershell download and execute
Yara detected XWorm
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1991957 Sample: MB308992219AE.js Startdate: 26/10/2026 Architecture: WINDOWS Score: 100 64 pki-goog.l.google.com 2->64 66 mr-b01.tm-azurefd.net 2->66 68 4 other IPs or domains 2->68 76 Suricata IDS alerts for network traffic 2->76 78 Found malware configuration 2->78 80 Malicious sample detected (through community Yara rule) 2->80 82 12 other signatures 2->82 10 wscript.exe 1 1 2->10         started        14 bin.exe 2 2->14         started        16 svchost.exe 1 1 2->16         started        19 4 other processes 2->19 signatures3 process4 dnsIp5 58 C:\Users\user\AppData\...\rad13B5C.tmp.ps1, ASCII 10->58 dropped 100 JScript performs obfuscated calls to suspicious functions 10->100 102 Suspicious powershell command line found 10->102 104 Wscript starts Powershell (via cmd or directly) 10->104 106 4 other signatures 10->106 21 powershell.exe 14 17 10->21         started        25 conhost.exe 14->25         started        62 127.0.0.1 unknown unknown 16->62 27 conhost.exe 19->27         started        29 conhost.exe 19->29         started        31 conhost.exe 19->31         started        33 conhost.exe 19->33         started        file6 signatures7 process8 dnsIp9 72 217.60.195.248, 49702, 80 NETPOOLIN Netherlands 21->72 74 lingering-cloud-8a93.zinhoooo.workers.dev 104.21.42.33, 443, 49700 CLOUDFLARENET-CloudflareIncUS Canada 21->74 92 Writes to foreign memory regions 21->92 94 Injects a PE file into a foreign processes 21->94 96 Powershell connects to network 21->96 35 MSBuild.exe 2 6 21->35         started        40 conhost.exe 21->40         started        signatures10 process11 dnsIp12 70 84.38.133.22, 1012, 49707 DATACLUB-NLLV Netherlands 35->70 56 C:\Users\user\AppData\Roaming\bin.exe, PE32 35->56 dropped 84 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 35->84 86 Uses schtasks.exe or at.exe to add and modify task schedules 35->86 88 Tries to harvest and steal browser information (history, passwords, etc) 35->88 90 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 35->90 42 MSBuild.exe 35->42         started        45 csc.exe 35->45         started        48 schtasks.exe 1 35->48         started        file13 signatures14 process15 file16 98 Antivirus detection for dropped file 42->98 60 C:\Users\user\AppData\Local\...\MSBuild.exe, PE32 45->60 dropped 50 conhost.exe 45->50         started        52 cvtres.exe 45->52         started        54 conhost.exe 48->54         started        signatures17 process18
Verdict:
Malware
YARA:
1 match(es)
Tags:
Javascript JS Emulation Trace Scripting.FileSystemObject T1059.007 WScript.Shell
Threat name:
Script-JS.Trojan.Heuristic
Status:
Malicious
First seen:
2026-10-26 08:30:57 UTC
File Type:
Text (JavaScript)
AV detection:
8 of 24 (33.33%)
Threat level:
  2/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery execution
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Command and Scripting Interpreter: JavaScript
Reads the TCP/IP host and domain name from the registry
Badlisted process makes network request
Command and Scripting Interpreter: PowerShell
Process spawned unexpected child process
Malware Config
Dropper Extraction:
https://lingering-cloud-8a93.zinhoooo.workers.dev/qaverkhqd
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Comments