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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1ff6a702b6af3cee54f0a722e7d380ea006f68e8647a6be60783be7e1095358. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments

SHA256 hash: a1ff6a702b6af3cee54f0a722e7d380ea006f68e8647a6be60783be7e1095358
SHA3-384 hash: e800aeeb170c664e7c973c9c8c1c27d91fef7e66e05cab72cb3853649435b33d5a469d0ba7a30bb9791fceb2f51d9a67
SHA1 hash: 0d861a034cf5d39831c5f53cc3ba4484fb84e7c7
MD5 hash: 9d4ed83ec4e75d5b73c9b625f4cc7f73
humanhash: east-quiet-april-coffee
File name:Liste7366200283.js
Download: download sample
Signature AsyncRAT
File size:1'948'957 bytes
First seen:2026-10-01 14:50:57 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 49152:G1zUt73dajLUDex9z8lN8x54IM4ytuAbtuaR7OrsT3rE2rq8Xjx4dZasKbaukLNQ:G1zUt73dajLUDexB8lN8x54IMBuAbtuc
TLSH T1629596AF8497E13521B61AC8DE12DEDF6C619A85CC4023DF5E54D2E0DB2BDDE08D831A
Magika css
Reporter abuse_ch
Tags:AsyncRAT js

Intelligence


File Origin
# of uploads :
1
# of downloads :
337
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
96.5%
Tags:
autorun kryptik virus sage
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug autoit cmd evasive expired-cert fingerprint keylogger lolbin obfuscated obfuscated persistence reconnaissance repaired schtasks wscript
Verdict:
Malicious
File Type:
js
First seen:
2026-10-01T03:55:00Z UTC
Last seen:
2026-10-03T12:01:00Z UTC
Hits:
~100
Result
Threat name:
AsyncRAT, DonutLoader
Detection:
malicious
Classification:
evad.troj
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Benign windows process drops PE files
JavaScript file contains suspicious strings
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: WScript or CScript Dropper
Sigma detected: WScript or CScript Dropper - File
Suricata IDS alerts for network traffic
Unusual module load detection (module proxying)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
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 AntiVM3
Yara detected AsyncRAT
Yara detected DonutLoader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1980777 Sample: Liste7366200283.js Startdate: 01/10/2026 Architecture: WINDOWS Score: 100 46 039489023.duckdns.org 2->46 50 Suricata IDS alerts for network traffic 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Multi AV Scanner detection for submitted file 2->54 58 7 other signatures 2->58 8 wscript.exe 4 11 2->8         started        12 wscript.exe 8 2->12         started        signatures3 56 Uses dynamic DNS services 46->56 process4 file5 32 C:\ProgramData\App_8nacr0ly\support.exe, PE32 8->32 dropped 34 C:\ProgramData\...\WindowsSecurityUpdate.js, Unicode 8->34 dropped 36 C:\ProgramData\App_8nacr0ly\au.ini, data 8->36 dropped 38 C:\ProgramData\App_8nacr0ly\app.zip, Zip 8->38 dropped 60 Benign windows process drops PE files 8->60 62 JScript performs obfuscated calls to suspicious functions 8->62 64 Windows Scripting host queries suspicious COM object (likely to drop second stage) 8->64 14 support.exe 1 2 8->14         started        18 cmd.exe 1 8->18         started        40 C:\ProgramData\App_76ezgddu\support.exe, PE32 12->40 dropped 42 C:\ProgramData\App_76ezgddu\au.ini, data 12->42 dropped 44 C:\ProgramData\App_76ezgddu\app.zip, Zip 12->44 dropped 66 WScript reads language and country specific registry keys (likely country aware script) 12->66 20 support.exe 3 12->20         started        22 cmd.exe 12->22         started        signatures6 process7 dnsIp8 48 039489023.duckdns.org 217.60.241.147, 49716, 49718, 8808 PFCLOUDPfcloudUGDE Netherlands 14->48 68 Unusual module load detection (module proxying) 14->68 70 Uses schtasks.exe or at.exe to add and modify task schedules 18->70 24 conhost.exe 18->24         started        26 schtasks.exe 1 18->26         started        28 conhost.exe 22->28         started        30 schtasks.exe 1 22->30         started        signatures9 process10
Gathering data
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2026-10-01 12:58:24 UTC
File Type:
Text (JavaScript)
AV detection:
9 of 38 (23.68%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
AsyncRAT DonutLoader PureCrypter
Result
Malware family:
donutloader
Score:
  10/10
Tags:
family:asyncrat family:donutloader botnet:default discovery execution loader persistence ransomware rat
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Executes a command shell one-liner
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Checks computer location settings
Executes dropped EXE
Async RAT payload
Detects DonutLoader
Family: AsyncRat
Family: DonutLoader
Malware Config
C2 Extraction:
039489023.duckdns.org:6606
039489023.duckdns.org:7707
039489023.duckdns.org:8808
Please note that we are no longer able to provide a coverage score for Virus Total.

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_Script_PowerShell_Hidden_Launcher
Author:Marjoriefort
Description:Script (JS/VBS) lancant PowerShell en mode furtif - dropper frais MalwareBazaar
Reference:Veille fraicheur 2026-09-14 / cluster misses web
Rule name:Sus_CMD_Powershell_Usage
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.

Comments