MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 638cc84cef683152ddded91e2736339562536f8f1b6dca8032e39dd730e6445b. 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


LxBaseRAT


Vendor detections: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 638cc84cef683152ddded91e2736339562536f8f1b6dca8032e39dd730e6445b
SHA3-384 hash: 19e6ab6de2e15d145a45a1490a6737723e242c1497d82d802e0d429f5ee5abaecb19f4eda51743de821706ab6a36ca9d
SHA1 hash: 840cf0023f8f41cf162eddee1d3b9a008420f669
MD5 hash: 1d5738355a2fbb0b6c8a9b1fa418c20c
humanhash: mobile-kitten-victor-gee
File name:ΑΝΤΙΓΡΑΦΟ ΠΛΗΡΩΜΗΣ_.js
Download: download sample
Signature LxBaseRAT
Create hunting rule
File size:805'462 bytes
First seen:2026-08-04 12:56:16 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 12288:ah1U7+TPuGk7UsZIH4L2T+EomyGzSfcnonkuweBl/bV771G67RnbStu85:v+j/s16vIhNBlx7dtbSMG
TLSH T19B05B0E131079C382791CFE796DDE68A3FF1D606262F76AF3E389101661CD9240B9D1A
Magika javascript
Reporter abuse_ch
Tags:js LxBaseRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
150
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
downloader encrypted repaired
Link:
https://www.filescan.io/uploads/6a71e1846e4125887070dc7e/reports/77caf6d9-07e5-4a42-8348-bd9cdb1aebf7/overview
Verdict:
Malicious
Labled as:
Trojan.JS.Downloader.JS
Link:
https://www.hybrid-analysis.com/sample/638cc84cef683152ddded91e2736339562536f8f1b6dca8032e39dd730e6445b
Verdict:
Malicious
File Type:
js
First seen:
2026-08-04T05:38:00Z UTC
Last seen:
2026-08-06T01:53:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/638cc84cef683152ddded91e2736339562536f8f1b6dca8032e39dd730e6445b/results?tab=lookup
Result
Threat name:
Clipboard Hijacker, Discord Token Steale
Create hunting rule
Detection:
malicious
Classification:
evad.troj.spyw.expl
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1951939
Signature
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
JScript performs obfuscated calls to suspicious functions
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Potential evasive JS / VBS script found (domain check)
Sample uses string decryption to hide its real strings
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Rare Remote Thread Creation By Uncommon Source Image
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Silenttrinity Stager Msbuild Activity
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
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)
Tries to steal Mail credentials (via file / registry access)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Windows Shell Script Host drops VBS files
Writes to foreign memory regions
Wscript called in batch mode (surpress errors)
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Yara detected Clipboard Hijacker
Yara detected Discord Token Stealer
Yara detected LxBase RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1951939 Sample: U039d#U03a4#U0399#U0393#U03... Startdate: 04/08/2026 Architecture: WINDOWS Score: 100 74 pki-goog.l.google.com 2->74 76 mr-b01.tm-azurefd.net 2->76 78 3 other IPs or domains 2->78 86 Suricata IDS alerts for network traffic 2->86 88 Found malware configuration 2->88 90 Multi AV Scanner detection for dropped file 2->90 92 16 other signatures 2->92 11 wscript.exe 1 10 2->11         started        15 wscript.exe 1 2->15         started        17 svchost.exe 2->17         started        signatures3 process4 dnsIp5 54 C:\Users\user\AppData\...\run_46858_6754, ASCII 11->54 dropped 56 C:\Users\user\AppData\...\dat_68736_6754, ASCII 11->56 dropped 58 C:\Users\user\AppData\...\dat_107271_6754.ps1, C 11->58 dropped 60 3 other malicious files 11->60 dropped 108 JScript performs obfuscated calls to suspicious functions 11->108 110 Suspicious powershell command line found 11->110 112 Wscript starts Powershell (via cmd or directly) 11->112 116 5 other signatures 11->116 20 wscript.exe 1 11->20         started        114 WScript reads language and country specific registry keys (likely country aware script) 15->114 23 wscript.exe 15->23         started        66 127.0.0.1 unknown unknown 17->66 file6 signatures7 process8 signatures9 94 Suspicious powershell command line found 20->94 96 Wscript starts Powershell (via cmd or directly) 20->96 98 WScript reads language and country specific registry keys (likely country aware script) 20->98 25 powershell.exe 21 20->25         started        process10 file11 52 C:\Users\user\AppData\...\ln2mkjhc.cmdline, Unicode 25->52 dropped 100 Found many strings related to Crypto-Wallets (likely being stolen) 25->100 102 Writes to foreign memory regions 25->102 104 Modifies the context of a thread in another process (thread injection) 25->104 106 Injects a PE file into a foreign processes 25->106 29 MSBuild.exe 14 24 25->29         started        34 conhost.exe 25->34         started        36 csc.exe 3 25->36         started        signatures12 process13 dnsIp14 82 64.89.160.127, 4561, 49711 GHOSTYNETWORKSUS Luxembourg 29->82 84 ip-api.com 208.95.112.1, 49712, 80 TUT-AS-TotalUptimeTechnologiesLLCUS United States 29->84 62 C:\Users\user\AppData\Local\...\msasn1.dll, PE32+ 29->62 dropped 118 Tries to steal Mail credentials (via file / registry access) 29->118 120 Found many strings related to Crypto-Wallets (likely being stolen) 29->120 122 Tries to harvest and steal browser information (history, passwords, etc) 29->122 126 2 other signatures 29->126 38 chrome.exe 29->38         started        41 chrome.exe 29->41         started        43 chrome.exe 29->43         started        47 28 other processes 29->47 124 Installs a global keyboard hook 34->124 64 C:\Users\user\AppData\Local\...\ln2mkjhc.dll, PE32 36->64 dropped 45 cvtres.exe 1 36->45         started        file15 signatures16 process17 dnsIp18 80 192.168.2.8, 138, 443, 4561 unknown unknown 38->80 49 chrome.exe 38->49         started        process19 dnsIp20 68 www.google.com 142.251.150.119, 443, 49718, 49720 GOOGLE-GoogleLLCUS United States 49->68 70 142.251.156.119, 443, 49738 GOOGLE-GoogleLLCUS United States 49->70 72 2 other IPs or domains 49->72
Score:
97%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/638cc84cef683152ddded91e2736339562536f8f1b6dca8032e39dd730e6445b
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/638cc84cef683152ddded91e2736339562536f8f1b6dca8032e39dd730e6445b/
Threat name:
Script-JS.Trojan.Redirector
Create hunting rule
Status:
Malicious
First seen:
2026-08-04 12:58:45 UTC
File Type:
Text (JavaScript)
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mogmqthpnayvfxo63epconrtsvrfg34pdnw4vabs4oo5omhgirnq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
collection discovery execution persistence upx
Link:
https://tria.ge/reports/260804-p6rxjabc52/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
outlook_office_path
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Executes a VBScript file via the Windows Script Host.
Suspicious use of SetThreadContext
UPX packed file
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Loads dropped DLL
Command and Scripting Interpreter: PowerShell
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/638cc84cef683152ddded91e2736339562536f8f1b6dca8032e39dd730e6445b

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:SUSP_obfuscated_JS_obfuscatorio
Create hunting rule
Author:@imp0rtp3
Description:Detect JS obfuscation done by the js obfuscator (often malicious)
Reference:https://obfuscator.io
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

File information

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

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