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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3575a22ba626d0103e8fa5cda194e972e8ec0aa29aa9e9eceb4c48819963bad6. 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


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3575a22ba626d0103e8fa5cda194e972e8ec0aa29aa9e9eceb4c48819963bad6
SHA3-384 hash: 356e69e070131ffb23188e32d0266ee79255bde26c399318dc2c08d116b0a645d3e9f94a2ac9725a0b68593434cbe508
SHA1 hash: 2af9f0e9421d3ffcbe4923eea87720c760ca41cd
MD5 hash: c99ed89d7e53d4296aad646b7b19ac96
humanhash: michigan-lemon-nevada-wisconsin
File name:RFQ 2026 - 00122 PDF.JS
Download: download sample
Signature XWorm
Create hunting rule
File size:2'699'670 bytes
First seen:2026-09-24 05:40:34 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 49152:FArhbC7hfzm/Gwup6IMqvMMumvy/esAZ8WMc16nTl/OxcejRetDWfeX07tyVK4sg:OrhbC7hfzm/Gwup6IMqvMMumvDsAZ8WI
TLSH T1E0C56F481325F232773D67ACC1768B288989110B518DDF0E307C5A25FB75A0BE75AEFA
Magika javascript
Reporter abuse_ch
Tags:js xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
109
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.JS.DownLoader.10992.8555.31740.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated repaired
Link:
https://www.filescan.io/uploads/6ab4b8000031b3f3e42e99e4/reports/2614821e-d7bd-4e9f-afaa-2169eac8502b/overview
Verdict:
Suspicious
Labled as:
JS/Agent.FBC1
Link:
https://www.hybrid-analysis.com/sample/3575a22ba626d0103e8fa5cda194e972e8ec0aa29aa9e9eceb4c48819963bad6
Verdict:
Malicious
File Type:
js
First seen:
2026-09-23T21:51:00Z UTC
Last seen:
2026-09-24T02:36:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/3575a22ba626d0103e8fa5cda194e972e8ec0aa29aa9e9eceb4c48819963bad6/results?tab=lookup
Result
Threat name:
DonutLoader, XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1977430
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
C2 URLs / IPs found in malware configuration
Found API chain indicative of debugger detection
Found direct / indirect Syscall (likely to bypass EDR)
Found malware configuration
JavaScript source code contains call to eval() to check own source code (likely for evading instrumentation)
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: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Sigma detected: Suspicious Command Patterns In Scheduled Task Creation
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Uses schtasks.exe or at.exe to add and modify task schedules
Uses whoami command line tool to query computer and username
Windows Scripting host queries suspicious COM object (likely to drop second stage)
WScript reads language and country specific registry keys (likely country aware script)
Yara detected DonutLoader
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1977430 Sample: RFQ 2026 - 00122 PDF.JS.js Startdate: 24/09/2026 Architecture: WINDOWS Score: 100 56 keyauth.win 2->56 68 Suricata IDS alerts for network traffic 2->68 70 Found malware configuration 2->70 72 Malicious sample detected (through community Yara rule) 2->72 74 14 other signatures 2->74 10 wscript.exe 1 4 2->10         started        13 cmd.exe 1 4 2->13         started        signatures3 process4 signatures5 82 JScript performs obfuscated calls to suspicious functions 10->82 84 Windows Scripting host queries suspicious COM object (likely to drop second stage) 10->84 86 WScript reads language and country specific registry keys (likely country aware script) 10->86 15 UYCVDDAIEBFWKRIZ.exe 1 5 10->15         started        20 cmd.exe 1 13->20         started        22 conhost.exe 13->22         started        process6 dnsIp7 58 102.220.161.92, 2021, 49744 VPSDEDICATED-ASUS Slovenia 15->58 54 C:\Users\user\...\ZIRKWFBEIADDVCYU.url, MS 15->54 dropped 60 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 15->60 62 Tries to steal Mail credentials (via file / registry access) 15->62 64 Found API chain indicative of debugger detection 15->64 66 2 other signatures 15->66 24 cmd.exe 1 15->24         started        27 cmd.exe 1 15->27         started        29 cmd.exe 1 15->29         started        31 conhost.exe 15->31         started        33 UYCVDDAIEBFWKRIZ.exe 2 20->33         started        35 conhost.exe 20->35         started        file8 signatures9 process10 signatures11 76 Uses schtasks.exe or at.exe to add and modify task schedules 24->76 78 Uses whoami command line tool to query computer and username 24->78 37 whoami.exe 1 24->37         started        39 schtasks.exe 1 27->39         started        41 schtasks.exe 1 29->41         started        80 Found direct / indirect Syscall (likely to bypass EDR) 33->80 43 cmd.exe 33->43         started        46 cmd.exe 33->46         started        48 conhost.exe 33->48         started        process12 signatures13 88 Uses whoami command line tool to query computer and username 43->88 50 whoami.exe 1 43->50         started        52 schtasks.exe 1 46->52         started        process14
Score:
95%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/3575a22ba626d0103e8fa5cda194e972e8ec0aa29aa9e9eceb4c48819963bad6
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3575a22ba626d0103e8fa5cda194e972e8ec0aa29aa9e9eceb4c48819963bad6/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gv22ek5ge3ibapupuxg2dfhjoluoycvctku6t3hljreidgldxlla._file
Verdict:
malicious
Label(s):
XWorm
Create hunting rule
Link:
https://reports.threatray.com/edac9384-cd11-41a5-80a7-1df49338da1c
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm collection execution persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/260924-gdknrazalh/
Behaviour
Modifies registry class
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
outlook_office_path
outlook_win_path
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Executes a command shell one-liner
Accesses Microsoft Outlook profiles
Checks computer location settings
Executes dropped EXE
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Detect Xworm Payload
Family: Xworm
Malware Config
C2 Extraction:
102.220.161.92:2021
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/3575a22ba626d0103e8fa5cda194e972e8ec0aa29aa9e9eceb4c48819963bad6

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:MULTI_Malware_AgentTesla_ForgeAuto_ed343f78_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects AgentTesla (inconnu, etat extrait)
Rule name:SUSP_VBS_Randomized_ActiveX_Downloader
Create hunting rule
Author:Marjoriefort
Description:Dropper VBS obfusque : ActiveXObject a identifiant randomise (20 MAJ), SaveToFile, .Run
Reference:Veille fraicheur 2026-09-14 / grappe VBS randomisee

File information

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

Comments