MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 65a965dcf98797a98ecbfb510193d1987631d4107417f97e292d17356182ad5f. 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 1 YARA 2 File information Comments
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SHA256 hash: 65a965dcf98797a98ecbfb510193d1987631d4107417f97e292d17356182ad5f
SHA3-384 hash: 24601ac1443ba62c772de466e67075aba0f9c4a10728f8cba7a695bf8e98e1b47f4a9b8c4befaf101c05c9e2370f3c44
SHA1 hash: 006a2e24bbca0dc89b6c3050e648a46a9fbb794f
MD5 hash: 82a8d5b1c8873d0e8ac91e0b17a5d0aa
humanhash: double-don-island-earth
File name:Scan Document .js
Download: download sample
Signature XWorm
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File size:2'277'048 bytes
First seen:2025-08-12 08:15:34 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 24576:GRkG2aJdtP42RglxUArR0BR1cI5qrpvMfmT9jeWmP/0qQTEQpYBMb1NYvTa2zMb1:4P4CORppvM+TMkq5xopbNE/vmkk
TLSH T11FB5E1358D13ACAE2F9D5E8948CC3DD41E6C2F87C2649654FE9CB2B225CD5019AEC4BC
Magika txt
Reporter abuse_ch
Tags:js xworm


Avatar
abuse_ch
XWorm C2:
198.135.49.120:3281

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
198.135.49.120:3281 https://threatfox.abuse.ch/ioc/1567634/

Intelligence

File Origin
# of uploads :
1
# of downloads :
67
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.PUA.Base64EXE-1.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=689af838c633abe3908e3365
Tags:
vmdetect autorun emotet
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated
Link:
https://www.filescan.io/uploads/689af8389ef4d2ff7cf7edca/reports/203ad012-55a9-4051-806b-781432ea87fb/overview
Verdict:
Malicious
Labled as:
GT:JS.Cbum.1.25F49B73;Gen:Zusy
Link:
https://www.hybrid-analysis.com/sample/65a965dcf98797a98ecbfb510193d1987631d4107417f97e292d17356182ad5f
Result
Threat name:
DBatLoader, StormKitty, XWorm
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1755171
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Allocates many large memory junks
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Detected unpacking (overwrites its own PE header)
Drops PE files to the user root directory
Found malware configuration
JavaScript file contains suspicious strings
Joe Sandbox ML detected suspicious sample
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 process hollowing technique
Sample uses string decryption to hide its real strings
Sigma detected: Execution from Suspicious Folder
Sigma detected: Suspicious Program Location with Network Connections
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
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
Yara detected BrowserPasswordDump
Yara detected DBatLoader
Yara detected StormKitty Stealer
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1755171 Sample: Scan Document .js Startdate: 12/08/2025 Architecture: WINDOWS Score: 100 37 uaepremuimexporters.com 2->37 55 Suricata IDS alerts for network traffic 2->55 57 Found malware configuration 2->57 59 Malicious sample detected (through community Yara rule) 2->59 61 15 other signatures 2->61 9 wscript.exe 1 2 2->9         started        13 rundll32.exe 3 2->13         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\Temp\x.exe, PE32 9->31 dropped 69 Benign windows process drops PE files 9->69 71 JScript performs obfuscated calls to suspicious functions 9->71 73 Windows Scripting host queries suspicious COM object (likely to drop second stage) 9->73 15 x.exe 3 9->15         started        19 Rucyxkbe.exe 13->19         started        signatures6 process7 file8 33 C:\Users\Public\ebkxycuR.exe, PE32 15->33 dropped 35 C:\Users\Public\...\Rucyxkbe.exe (copy), PE32 15->35 dropped 41 Antivirus detection for dropped file 15->41 43 Drops PE files to the user root directory 15->43 45 Uses schtasks.exe or at.exe to add and modify task schedules 15->45 53 2 other signatures 15->53 21 ebkxycuR.exe 1 25 15->21         started        25 schtasks.exe 1 15->25         started        47 Writes to foreign memory regions 19->47 49 Allocates memory in foreign processes 19->49 51 Sample uses process hollowing technique 19->51 27 ebkxycuR.exe 1 19->27         started        signatures9 process10 dnsIp11 39 uaepremuimexporters.com 198.135.49.120, 3281, 49685, 49686 CISCOSYSTEMSUS United States 21->39 63 Detected unpacking (overwrites its own PE header) 21->63 65 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 21->65 67 Tries to harvest and steal browser information (history, passwords, etc) 21->67 29 conhost.exe 25->29         started        signatures12 process13
Score:
98%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/65a965dcf98797a98ecbfb510193d1987631d4107417f97e292d17356182ad5f
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/65a965dcf98797a98ecbfb510193d1987631d4107417f97e292d17356182ad5f/
Verdict:
Malicious
Threat:
Backdoor.MSIL.XWorm
Link:
https://tip.neiki.dev/file/65a965dcf98797a98ecbfb510193d1987631d4107417f97e292d17356182ad5f
Threat name:
Script-JS.Trojan.ModiLoader
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Status:
Malicious
First seen:
2025-08-12 08:10:09 UTC
File Type:
Text
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mwuwlxhzq6l2tdwl7niqde6rtb3ddvaqoql7s7rjfultkymcvvpq._file
Verdict:
malicious
Label(s):
dbatloader
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Similar samples:
error
XWorm
Result
Malware family:
stormkitty
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Score:
  10/10
Tags:
family:modiloader family:stormkitty discovery execution persistence spyware stealer trojan
Link:
https://tria.ge/reports/250812-j5wlfaxydt/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Browser Information Discovery
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Reads user/profile data of web browsers
ModiLoader Second Stage
ModiLoader, DBatLoader
Modiloader family
StormKitty
StormKitty payload
Stormkitty family
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/65a965dcf98797a98ecbfb510193d1987631d4107417f97e292d17356182ad5f

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:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
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