MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 790b9c20151aa1b3616d3fd0067948c2a76bef8d9eba5c957f31b0d9bdae8301. 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 15 File information Comments

SHA256 hash:	790b9c20151aa1b3616d3fd0067948c2a76bef8d9eba5c957f31b0d9bdae8301
SHA3-384 hash:	dc5b5f99b02ad1d76596d4337333f69f7746c9a641b588ad45d66d338befa25c89343f574223b6e31aca051113cf5669
SHA1 hash:	65a738605c38b41abec35dcf854d039873a2f1ad
MD5 hash:	e96425d2010ef32440ca14d6c15710ad
humanhash:	stairway-black-fifteen-queen
File name:	QT_863860169.js
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	215'852 bytes
First seen:	2026-08-21 08:37:47 UTC
Last seen:	2026-08-21 12:04:02 UTC
File type:	js
MIME type:	text/plain
ssdeep	6144:1SRX5yBEPlndotbb9Lz3aIuZfxlTH6Sdg9M9TP+:1vydy9PaHZfXTDdsYTP+
TLSH	T180246C0543797A2EF702A8E64C4B124FA8FEDD56686456E0AEB7CBFBB403488C47C754
Magika	javascript
Reporter	abuse_ch
Tags:	AsyncRAT js ra

Intelligence

File Origin

# of uploads :

# of downloads :

158

Origin country :

Vendor Threat Intelligence

No detections

Detection(s):

SecuriteInfo.com.Trojan.JS.Agent.silevu.15405.9319.UNOFFICIAL

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

encrypted obfuscated repaired

Link:

https://www.filescan.io/uploads/6a880e7609058f40884989fe/reports/09f14ea5-9ba6-478e-82fd-10386b3273d3/overview

Verdict:

Malicious

Labled as:

SVM:TrojanDownloader/JS.MalBehav.gen

Link:

https://www.hybrid-analysis.com/sample/790b9c20151aa1b3616d3fd0067948c2a76bef8d9eba5c957f31b0d9bdae8301

Result

Threat name:

XWorm

Detection:

malicious

Classification:

troj.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1961676

Signature

.NET source code contains method to dynamically call methods (often used by packers)

.NET source code contains potential unpacker

Antivirus detection for dropped file

Bypasses PowerShell execution policy

C2 URLs / IPs found in malware configuration

Found malware configuration

Injects a PE file into a foreign processes

JavaScript source code contains functionality to compute date of execution (likely for evasion)

JavaScript source code contains functionality to generate code involving a shell, file or stream

JScript performs obfuscated calls to suspicious functions

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)

Sample uses string decryption to hide its real strings

Sigma detected: Dot net compiler compiles file from suspicious location

Sigma detected: Script Interpreter Execution From Suspicious Folder

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

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 AntiVM3

Yara detected XWorm

Behaviour

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/790b9c20151aa1b3616d3fd0067948c2a76bef8d9eba5c957f31b0d9bdae8301

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/790b9c20151aa1b3616d3fd0067948c2a76bef8d9eba5c957f31b0d9bdae8301/

Threat name:

Text.Trojan.Generic

Status:

Suspicious

First seen:

2026-08-20 20:25:23 UTC

File Type:

Text (JavaScript)

AV detection:

6 of 38 (15.79%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=pefzyiavdkq3gylnh7iam6kiyktwx34nt25fzfl7ggyntpnoqmaq._file

Result

Malware family:

xworm

Score:

10/10

Tags:

family:xworm discovery execution persistence rat trojan

Link:

https://tria.ge/reports/260821-kjs4vsbk3v/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Command and Scripting Interpreter: JavaScript

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Checks computer location settings

Command and Scripting Interpreter: PowerShell

Detect Xworm Payload

Family: Xworm

Malware Config

C2 Extraction:

64.89.162.178:7007

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/790b9c20151aa1b3616d3fd0067948c2a76bef8d9eba5c957f31b0d9bdae8301

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:	ByteCode_MSIL_Backdoor_AsyncRAT Create hunting rule
Author:	ReversingLabs
Description:	Yara rule that detects AsyncRAT backdoor.

Rule name:	Detect_PowerShell_Obfuscation Create hunting rule
Author:	daniyyell
Description:	Detects obfuscated PowerShell commands commonly used in malicious scripts.

Rule name:	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA Create hunting rule
Author:	ditekSHen
Description:	Detects Windows executables referencing non-Windows User-Agents

Rule name:	MALWARE_Win_AsyncRAT Create hunting rule
Author:	ditekSHen
Description:	Detects AsyncRAT

Rule name:	MALWARE_Win_XWorm Create hunting rule
Author:	ditekSHen
Description:	Detects XWorm

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	Njrat Create hunting rule
Author:	botherder https://github.com/botherder
Description:	Njrat

Rule name:	pe_imphash Create hunting rule

Rule name:	rat_win_xworm_v3 Create hunting rule
Author:	Sekoia.io
Description:	Finds XWorm (version XClient, v3) samples based on characteristic strings

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	SUSP_DOTNET_PE_List_AV Create hunting rule
Author:	SECUINFRA Falcon Team
Description:	Detecs .NET Binary that lists installed AVs

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)

Rule name:	VECT_Ransomware Create hunting rule
Author:	Mustafa Bakhit
Description:	Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

Rule name:	win_xworm_w0 Create hunting rule
Author:	jeFF0Falltrades
Description:	Detects win.xworm.

Rule name:	xworm Create hunting rule
Author:	jeFF0Falltrades

File information

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

No further information available

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