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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f7ecc07aae5967e7614771078ebe78311d0d1bd67bce7078dcfd1ebc196da748. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments

SHA256 hash: f7ecc07aae5967e7614771078ebe78311d0d1bd67bce7078dcfd1ebc196da748
SHA3-384 hash: b6b6c6b2b8a3bf86dd41995560dd50341847a8ee39f0b2776d7d82a97e6d0f5e44a62155f8982cd3d471e438d4f5e4d5
SHA1 hash: 3fb573702284facd15d31d1878d970231e7558b8
MD5 hash: 7adda39ac890ad5b659f56da4a8f49f3
humanhash: summer-cold-hydrogen-blue
File name:Po 90299 Yonggui PI.js
Download: download sample
Signature AsyncRAT
File size:5'500'484 bytes
First seen:2026-10-12 18:26:31 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 384:rcd+sqnMkE7/ZugKwFHEP85Cc1Wk5RHLM5KPfu/fXodQDqyVBAOeqp9DQBnXc7kL:Au38y6
TLSH T1CA467A021B3467FDF4B617CE3466544701E89EEEA0DDCD8979E854349337B98A0EAB0E
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Magika txt
Reporter abuse_ch
Tags:AsyncRAT js

Intelligence


File Origin
# of uploads :
1
# of downloads :
383
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Verdict:
Malicious
Score:
99.1%
Tags:
obfuscate xtreme virus
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
aes anti-vm base64 crypto evasive fingerprint powershell repaired
Verdict:
Malicious
File Type:
text
First seen:
2026-10-12T04:58:00Z UTC
Last seen:
2026-10-14T04:03:00Z UTC
Hits:
~100
Result
Threat name:
AsyncRAT
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Allocates memory in foreign processes
Creates processes via WMI
Detected large data written to user environment variables, potentially indicating payload staging for fileless execution
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Powershell connects to network
Sample uses string decryption to hide its real strings
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
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 known network protocols on non-standard ports
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 Generic Downloader
Yara detected MSIL Injector
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1986135 Sample: Po 90299 Yonggui PI.js Startdate: 12/10/2026 Architecture: WINDOWS Score: 100 27 tq.sonqhong.com 2->27 29 pki-goog.l.google.com 2->29 31 c.pki.goog 2->31 35 Suricata IDS alerts for network traffic 2->35 37 Found malware configuration 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 11 other signatures 2->41 8 wscript.exe 7 2->8         started        11 cmd.exe 1 2->11         started        signatures3 process4 signatures5 43 Suspicious powershell command line found 8->43 45 Wscript starts Powershell (via cmd or directly) 8->45 47 Windows Scripting host queries suspicious COM object (likely to drop second stage) 8->47 49 3 other signatures 8->49 13 powershell.exe 14 7 8->13         started        17 curl.exe 1 11->17         started        process6 dnsIp7 33 tq.sonqhong.com 23.132.164.72, 20, 49720, 49724 NETIFACE-ASGB Netherlands 13->33 51 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 13->51 53 Writes to foreign memory regions 13->53 55 Allocates memory in foreign processes 13->55 57 2 other signatures 13->57 19 aspnet_compiler.exe 2 13->19         started        21 conhost.exe 13->21         started        23 aspnet_compiler.exe 13->23         started        25 aspnet_compiler.exe 13->25         started        signatures8 process9
Gathering data
Threat name:
Win32.Backdoor.FormBook
Status:
Malicious
First seen:
2026-10-12 10:22:47 UTC
File Type:
Text (JavaScript)
AV detection:
13 of 38 (34.21%)
Threat level:
  5/5
Result
Malware family:
asyncrat
Score:
  10/10
Tags:
family:asyncrat botnet:default discovery execution persistence rat suricata
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
Reads the TCP/IP host and domain name from the registry
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Command and Scripting Interpreter: PowerShell
Badlisted process makes network request
Family: AsyncRat
Process spawned unexpected child process
Suricata alert: AsyncRAT Malware Default X.509 Certificate Detected - Inbound
Malware Config
C2 Extraction:
tq.sonqhong.com:20
tq.sonqhong.com:1080
tq.sonqhong.com:8000
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:MULTI_Malware_PureLogsStealer_ForgeAuto_1539a493_Extrait
Author:Marjoriefort
Description:Detects PureLogsStealer (inconnu, etat extrait)
Rule name:MULTI_Malware_PureLogsStealer_ForgeAuto_236f2738_Extrait
Author:Marjoriefort
Description:Detects PureLogsStealer (inconnu, etat extrait)
Rule name:MULTI_Malware_PureLogsStealer_ForgeAuto_2eed7668_Extrait
Author:Marjoriefort
Description:Detects PureLogsStealer (inconnu, etat extrait)

File information


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

Comments