MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dc433c8011e80188527c9debf83c0e5462eb46e716a765621f03755218683352. 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



AsyncRAT


Vendor detections: 9


Intelligence 9 IOCs YARA File information Comments

SHA256 hash: dc433c8011e80188527c9debf83c0e5462eb46e716a765621f03755218683352
SHA3-384 hash: 159ffd130ce88e7838ee553e3b0f7408143c350618733cd944cff31ce17be7a9c77afbfa13b8bb8f1acaca7ae19b63db
SHA1 hash: 7ef077f6d32d8fc315afd03a41990d99fb3c71a3
MD5 hash: e46369997625c497788684fad04f1079
humanhash: georgia-single-north-colorado
File name:DOCUMENTACION LEGALIZACIÓN IMPUTACIÓN DE CARGOS.js
Download: download sample
Signature AsyncRAT
File size:224'318 bytes
First seen:2025-06-12 07:21:43 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 384:12a/OobyRsdLbDTcR/AAMAAtAAW3ZUx1AyETnlgAjuomAATafFNhAN6ewAs3ZUxc:ZLvTcobxKUCzY7VjJ4VlpX
Threatray 230 similar samples on MalwareBazaar
TLSH T1DA244136AF0F606454F75F5ABAE94104E821333B941D45E33AFE97402F71CC496BAEA8
Magika javascript
Reporter JAMESWT_WT
Tags:AsyncRAT js link-storjshare-io

Intelligence


File Origin
# of uploads :
1
# of downloads :
423
Origin country :
IT IT
Vendor Threat Intelligence
Verdict:
Malicious
Score:
90.2%
Tags:
obfuscate xtreme spawn
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 obfuscated overlay powershell
Result
Threat name:
AsyncRAT, PureLog Stealer
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Bypasses PowerShell execution policy
Connects to a pastebin service (likely for C&C)
Creates autostart registry keys with suspicious values (likely registry only malware)
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Found Tor onion address
Injects a PE file into a foreign processes
Javascript file is likely language aware (will only work on specific systems)
JavaScript source code contains functionality to generate code involving a shell, file or stream
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
Sample has a suspicious name (potential lure to open the executable)
Sample uses string decryption to hide its real strings
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Malicious Base64 Encoded PowerShell Keywords in Command Lines
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: PowerShell Base64 Encoded Reflective Assembly Load
Sigma detected: Suspicious PowerShell Parameter Substring
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AsyncRAT
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Yara detected PureLog Stealer
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1712929 Sample: DOCUMENTACION LEGALIZACI#U0... Startdate: 12/06/2025 Architecture: WINDOWS Score: 100 28 juniojulioyagosto20252025.duckdns.org 2->28 30 paste.ee 2->30 32 3 other IPs or domains 2->32 52 Suricata IDS alerts for network traffic 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 62 20 other signatures 2->62 9 wscript.exe 1 1 2->9         started        12 svchost.exe 1 1 2->12         started        signatures3 58 Uses dynamic DNS services 28->58 60 Connects to a pastebin service (likely for C&C) 30->60 process4 dnsIp5 64 JScript performs obfuscated calls to suspicious functions 9->64 66 Suspicious powershell command line found 9->66 68 Wscript starts Powershell (via cmd or directly) 9->68 70 3 other signatures 9->70 15 powershell.exe 15 17 9->15         started        36 127.0.0.1 unknown unknown 12->36 signatures6 process7 dnsIp8 38 paste.ee 23.186.113.60, 443, 49688 KLAYER-GLOBALNL Reserved 15->38 40 archive.org 207.241.224.2, 443, 49681 INTERNET-ARCHIVEUS United States 15->40 42 ia800706.us.archive.org 207.241.230.76, 443, 49682 INTERNET-ARCHIVEUS United States 15->42 44 Found Tor onion address 15->44 46 Creates autostart registry keys with suspicious values (likely registry only malware) 15->46 48 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 15->48 50 3 other signatures 15->50 19 jsc.exe 2 15->19         started        22 cmd.exe 1 15->22         started        24 conhost.exe 15->24         started        signatures9 process10 dnsIp11 34 juniojulioyagosto20252025.duckdns.org 172.93.128.151, 3010, 49689 NEXEONUS United States 19->34 26 conhost.exe 22->26         started        process12
Threat name:
Script-JS.Backdoor.Asyncrat
Status:
Malicious
First seen:
2025-06-12 07:19:40 UTC
File Type:
Text (JavaScript)
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery execution persistence
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

AsyncRAT

Java Script (JS) js dc433c8011e80188527c9debf83c0e5462eb46e716a765621f03755218683352

(this sample)

  
Delivery method
Distributed via web download

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