MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1c3b14c9497ed65dc59cb71694816ea30ddbb60b87cd9791c75292cca243b895. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1c3b14c9497ed65dc59cb71694816ea30ddbb60b87cd9791c75292cca243b895
SHA3-384 hash: 75bac83de7c1a1980aa73fe7c8c221d9b5241ae8ecd97c08c8e4cece282960dbb0973797638a931502cdca8b1cc41934
SHA1 hash: 85cd9558c8ade2ec8b76aa249b7b96c21285a6b3
MD5 hash: b0727fea8bdc329896d341a2382871cd
humanhash: fish-cardinal-coffee-april
File name:PM-P-25-1753 (PR-WD.js
Download: download sample
Signature XWorm
Create hunting rule
File size:1'544'680 bytes
First seen:2025-08-03 23:35:19 UTC
Last seen:2025-08-05 08:59:43 UTC
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 24576:6FNFZiqWAxLeA4jziZumuoctARAVAdKybGaj2x9stYoeKRpPD/h7WkTjcep+o4Nq:Hql0sum/H5Ky/2KbYIpfUbe
TLSH T1E06512354923BD9A172C2948A8181E851D942FD78FA8D6ACED8824B770DDB04DF7E4FC
Magika vba
Reporter abuse_ch
Tags:js xworm


Avatar
abuse_ch
XWorm C2:
198.135.50.224:9000

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
198.135.50.224:9000 https://threatfox.abuse.ch/ioc/1563837/

Intelligence

File Origin
# of uploads :
2
# of downloads :
56
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Generic-EXE.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PUA.Base64EXE-2.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=688ff24f0b4775fb2135cca6
Tags:
autorun delphi emotet
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 dropper fingerprint mimikatz obfuscated obfuscated overlay packed
Link:
https://www.filescan.io/uploads/688ff24d73b8ef6f4afc9c88/reports/92a9a01f-2941-4b16-87ff-ac2db8de9f64/overview
Verdict:
Malicious
Labled as:
GT:JS.Cbum.1
Link:
https://www.hybrid-analysis.com/sample/1c3b14c9497ed65dc59cb71694816ea30ddbb60b87cd9791c75292cca243b895
Result
Threat name:
DBatLoader, PureLog Stealer, StormKitty,
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1749523
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
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Detected unpacking (overwrites its own PE header)
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: 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 PureLog Stealer
Yara detected StormKitty Stealer
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1749523 Sample: PM-P-25-1753 (PR-WD.js Startdate: 04/08/2025 Architecture: WINDOWS Score: 100 44 vestcast.co 2->44 48 Suricata IDS alerts for network traffic 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 Antivirus / Scanner detection for submitted sample 2->52 54 12 other signatures 2->54 10 wscript.exe 1 2 2->10         started        14 rundll32.exe 3 2->14         started        signatures3 process4 file5 42 C:\Users\user\AppData\Local\Temp\x.exe, PE32 10->42 dropped 72 Benign windows process drops PE files 10->72 74 JScript performs obfuscated calls to suspicious functions 10->74 76 Windows Scripting host queries suspicious COM object (likely to drop second stage) 10->76 16 x.exe 10 10->16         started        19 Xdjyctbn.exe 14->19         started        signatures6 process7 file8 36 C:\Users\user\...\RRC_230_Xdjyctbnpil.exe, PE32 16->36 dropped 22 RRC_230_Xdjyctbnpil.exe 4 16->22         started        56 Writes to foreign memory regions 19->56 58 Allocates memory in foreign processes 19->58 60 Sample uses process hollowing technique 19->60 62 Allocates many large memory junks 19->62 26 nbtcyjdX.exe 1 19->26         started        signatures9 process10 file11 38 C:\Users\user\Links\nbtcyjdX.exe, PE32 22->38 dropped 40 C:\Users\user\Links\Xdjyctbn.exe (copy), PE32 22->40 dropped 64 Antivirus detection for dropped file 22->64 66 Uses schtasks.exe or at.exe to add and modify task schedules 22->66 68 Writes to foreign memory regions 22->68 70 4 other signatures 22->70 28 nbtcyjdX.exe 1 25 22->28         started        32 schtasks.exe 1 22->32         started        signatures12 process13 dnsIp14 46 vestcast.co 198.135.50.224, 49691, 49693, 9000 CISCOSYSTEMSUS United States 28->46 78 Detected unpacking (overwrites its own PE header) 28->78 80 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 28->80 82 Tries to harvest and steal browser information (history, passwords, etc) 28->82 34 conhost.exe 32->34         started        signatures15 process16
Score:
97%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/1c3b14c9497ed65dc59cb71694816ea30ddbb60b87cd9791c75292cca243b895
Verdict:
inconclusive
YARA:
1 match(es)
Tags:
Base64 Block Base64 Payload Contains Base64 Block Executable PDB Path PE (Portable Executable)
Link:
https://app.malva.re/file/b0727fea8bdc329896d341a2382871cd
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1c3b14c9497ed65dc59cb71694816ea30ddbb60b87cd9791c75292cca243b895/
Verdict:
Malicious
Threat:
Backdoor.MSIL.XWorm
Link:
https://tip.neiki.dev/file/1c3b14c9497ed65dc59cb71694816ea30ddbb60b87cd9791c75292cca243b895
Threat name:
Script-JS.Trojan.ModiLoader
Create hunting rule
Status:
Malicious
First seen:
2025-08-03 23:35:39 UTC
File Type:
Text
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dq5rjskjp3lf3rm4w4ljjaloumg5xnqlq7gzpeohkkjmzisdxckq._file
Verdict:
suspicious
Label(s):
unc_loader_051
Create hunting rule
Similar samples:
error
XWorm
Result
Malware family:
modiloader
Create hunting rule
Score:
  10/10
Tags:
family:modiloader discovery execution persistence trojan
Link:
https://tria.ge/reports/250803-3lbayagn9t/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
ModiLoader Second Stage
ModiLoader, DBatLoader
Modiloader 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/1c3b14c9497ed65dc59cb71694816ea30ddbb60b87cd9791c75292cca243b895

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:Invoke_Mimikatz
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Invoke-Mimikatz String
Reference:https://github.com/clymb3r/PowerShell/tree/master/Invoke-Mimikatz

File information

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

Malspam

XWorm

rar 51ea06f7b4782771bae9ad2accae160b0127608889590b83c918a97afec2fd37

XWorm

Java Script (JS) js 1c3b14c9497ed65dc59cb71694816ea30ddbb60b87cd9791c75292cca243b895

(this sample)

  
Dropped by
SHA256 51ea06f7b4782771bae9ad2accae160b0127608889590b83c918a97afec2fd37
  
Dropped by
MD5 0793493c862bd3efd6a1bb01c08520ec

Comments