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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3eff2bf09f190846f44e15e9f43250e5c6e7b82f29ee930aa750ed036d0bb0eb. 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: 10


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

SHA256 hash: 3eff2bf09f190846f44e15e9f43250e5c6e7b82f29ee930aa750ed036d0bb0eb
SHA3-384 hash: e68ce321f5446bbfeba251ef78cae88a150ba1873c30d07573119ad35896b83346d978f474b0a8e4b18c328532a615c3
SHA1 hash: 4bcc30d2407828268e28fd66ddbb575d0755b776
MD5 hash: 3959633b595a2e12b76b2da1da24acd6
humanhash: spring-double-uranus-ceiling
File name:Yêu cầu báo giá mới.js
Download: download sample
Signature LxBaseRAT
Create hunting rule
File size:877'444 bytes
First seen:2026-08-13 11:27:38 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 12288:Hf0Grmph9I/2Gc6e0lRSYdffVTGbsvHIYlYChojH6n+9IE5Lgfh9KsjIzpAeoTX5:/9/h8SnhylwSC
TLSH T1C115A08267068E3F5DA901EC359B11C821EB7588D07D4AE2CA31D3AB7482D7997FD4CE
Magika javascript
Reporter abuse_ch
Tags:js LxBaseRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
135
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
downloader encrypted obfuscated repaired
Link:
https://www.filescan.io/uploads/6a7daa5aee5cf3bc1eadbe0f/reports/12072a13-2d9b-4659-bb1f-a125d0121995/overview
Verdict:
Malicious
Labled as:
Trojan.JS.Downloader.JS
Link:
https://www.hybrid-analysis.com/sample/3eff2bf09f190846f44e15e9f43250e5c6e7b82f29ee930aa750ed036d0bb0eb
Verdict:
Malicious
File Type:
js
First seen:
2026-08-13T02:23:00Z UTC
Last seen:
2026-08-15T00:49:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/3eff2bf09f190846f44e15e9f43250e5c6e7b82f29ee930aa750ed036d0bb0eb/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/1957475
Signature
.NET source code contains process injector
.NET source code references suspicious native API functions
Antivirus detection for dropped file
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
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
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 detect the country of the analysis system (by using the IP)
Tries to harvest and steal browser information (history, passwords, etc)
Uses the Telegram API (likely for C&C communication)
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
Yara detected Snake Keylogger
Yara detected Telegram RAT
Yara detected VIP Keylogger
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1957475 Sample: Y#U00eau c#U1ea7u b#U00e1o ... Startdate: 13/08/2026 Architecture: WINDOWS Score: 100 113 reallyfreegeoip.org 2->113 115 api.telegram.org 2->115 117 7 other IPs or domains 2->117 135 Suricata IDS alerts for network traffic 2->135 137 Found malware configuration 2->137 139 Malicious sample detected (through community Yara rule) 2->139 145 22 other signatures 2->145 14 wscript.exe 1 8 2->14         started        18 wscript.exe 1 2->18         started        20 svchost.exe 2->20         started        signatures3 141 Tries to detect the country of the analysis system (by using the IP) 113->141 143 Uses the Telegram API (likely for C&C communication) 115->143 process4 dnsIp5 103 C:\Users\user\AppData\...\net_68529_ef3e.vbs, ASCII 14->103 dropped 105 C:\Users\user\AppData\...\clr_97063_ede6.ps1, ASCII 14->105 dropped 107 C:\Users\user\AppData\...\PhotoStudio.vbs, ASCII 14->107 dropped 109 C:\Users\user\AppData\...\PhotoStudio.js, ASCII 14->109 dropped 197 JScript performs obfuscated calls to suspicious functions 14->197 199 Suspicious powershell command line found 14->199 201 Wscript starts Powershell (via cmd or directly) 14->201 205 6 other signatures 14->205 23 wscript.exe 1 14->23         started        203 WScript reads language and country specific registry keys (likely country aware script) 18->203 26 wscript.exe 4 18->26         started        123 127.0.0.1 unknown unknown 20->123 file6 signatures7 process8 file9 163 Suspicious powershell command line found 23->163 165 Wscript starts Powershell (via cmd or directly) 23->165 167 WScript reads language and country specific registry keys (likely country aware script) 23->167 29 powershell.exe 21 23->29         started        95 C:\Users\user\AppData\...\tmp_102754_6c3b.ps1, ASCII 26->95 dropped 97 C:\Users\user\AppData\...\cfg_35749_85ad.vbs, ASCII 26->97 dropped 169 Windows Shell Script Host drops VBS files 26->169 33 wscript.exe 26->33         started        signatures10 process11 file12 101 C:\Users\user\AppData\...\yzhef1sl.cmdline, Unicode 29->101 dropped 179 Found many strings related to Crypto-Wallets (likely being stolen) 29->179 181 Writes to foreign memory regions 29->181 183 Modifies the context of a thread in another process (thread injection) 29->183 185 Injects a PE file into a foreign processes 29->185 35 MSBuild.exe 17 33 29->35         started        40 conhost.exe 29->40         started        42 csc.exe 3 29->42         started        187 Suspicious powershell command line found 33->187 189 Wscript starts Powershell (via cmd or directly) 33->189 191 WScript reads language and country specific registry keys (likely country aware script) 33->191 44 powershell.exe 33->44         started        signatures13 process14 dnsIp15 119 64.89.160.127, 4561, 49713 GHOSTYNETWORKSUS Luxembourg 35->119 121 ip-api.com 208.95.112.1, 49714, 80 TUT-AS-TotalUptimeTechnologiesLLCUS United States 35->121 85 C:\Users\user\AppData\Local\...\.tc_stage.tmp, PE32 35->85 dropped 87 C:\Users\user\AppData\Local\...\.fc_stage.tmp, PE32 35->87 dropped 89 C:\Users\user\AppData\Local\...\msasn1.dll, PE32+ 35->89 dropped 93 2 other malicious files 35->93 dropped 147 Found many strings related to Crypto-Wallets (likely being stolen) 35->147 149 Tries to harvest and steal browser information (history, passwords, etc) 35->149 151 Writes to foreign memory regions 35->151 153 Creates a thread in another existing process (thread injection) 35->153 46 wscript.exe 35->46         started        49 chrome.exe 35->49         started        52 WMIC.exe 35->52         started        58 30 other processes 35->58 155 Installs a global keyboard hook 40->155 91 C:\Users\user\AppData\Local\...\yzhef1sl.dll, PE32 42->91 dropped 54 cvtres.exe 1 42->54         started        56 conhost.exe 44->56         started        file16 signatures17 process18 dnsIp19 193 Windows Shell Script Host drops VBS files 46->193 195 WScript reads language and country specific registry keys (likely country aware script) 46->195 60 wscript.exe 46->60         started        111 192.168.2.8, 443, 4561, 49701 unknown unknown 49->111 63 chrome.exe 49->63         started        67 conhost.exe 52->67         started        signatures20 process21 dnsIp22 173 Suspicious powershell command line found 60->173 175 Wscript starts Powershell (via cmd or directly) 60->175 177 WScript reads language and country specific registry keys (likely country aware script) 60->177 69 powershell.exe 60->69         started        129 www3.l.google.com 142.250.217.14, 49716, 49717, 80 GOOGLE-GoogleLLCUS United States 63->129 131 www.google.com 142.251.150.119, 443, 49719, 49720 GOOGLE-GoogleLLCUS United States 63->131 133 7 other IPs or domains 63->133 83 Chrome Cache Entry: 513, PDP-11 63->83 dropped file23 signatures24 process25 signatures26 157 Writes to foreign memory regions 69->157 159 Modifies the context of a thread in another process (thread injection) 69->159 161 Injects a PE file into a foreign processes 69->161 72 conhost.exe 69->72         started        75 csc.exe 69->75         started        78 MSBuild.exe 69->78         started        process27 dnsIp28 171 Installs a global keyboard hook 72->171 99 C:\Users\user\AppData\Local\...\u1myql2e.dll, PE32 75->99 dropped 81 cvtres.exe 75->81         started        125 checkip.dyndns.com 193.122.6.168 ORACLE-BMC-31898-OracleCorporationUS Germany 78->125 127 reallyfreegeoip.org 172.67.177.134 CLOUDFLARENET-CloudflareIncUS Canada 78->127 file29 signatures30 process31
Score:
97%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/3eff2bf09f190846f44e15e9f43250e5c6e7b82f29ee930aa750ed036d0bb0eb
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3eff2bf09f190846f44e15e9f43250e5c6e7b82f29ee930aa750ed036d0bb0eb/
Threat name:
Script-JS.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2026-08-13 11:29:43 UTC
File Type:
Text (JavaScript)
AV detection:
6 of 23 (26.09%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=h37sx4e7deeen5cocxu7imsq4xdopobpfhxjgcvhkdwqg3ilwdvq._file
Result
Malware family:
lxbaserat
Create hunting rule
Score:
  10/10
Tags:
family:lxbaserat botnet:group1 campaign:e127e5281eae4022bf4219243af87bef discovery execution persistence rat
Link:
https://tria.ge/reports/260813-nlb5xaad52/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Executes a VBScript file via the Windows Script Host.
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Family: LxBaseRAT
Malware Config
C2 Extraction:
64.89.160.127:4561
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/3eff2bf09f190846f44e15e9f43250e5c6e7b82f29ee930aa750ed036d0bb0eb

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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

File information

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

Comments