MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f184151bbaa3e82589b289f789cf843e22b169bc86818fd0666fa21d0f3ea0fa. 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: 10

Intelligence 10 IOCs YARA 21 File information Comments

SHA256 hash:	f184151bbaa3e82589b289f789cf843e22b169bc86818fd0666fa21d0f3ea0fa
SHA3-384 hash:	8cceb5ef40173f7fd647c1e44ed25a00171cc3020f2bfadeebe537e568d5365b79f95a536d274e3b2c4fc9ba1a082080
SHA1 hash:	59d723135d0af7a8fd23397911e34e5dc21e966a
MD5 hash:	c1466085013ea9a099fcc6918bd0d5da
humanhash:	pip-river-california-texas
File name:	KOHDojBciI.js
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	798'720 bytes
First seen:	2026-09-30 08:22:17 UTC
Last seen:	Never
File type:	js
MIME type:	text/plain
ssdeep	12288:R5h679ZU3dQc8EHWcOXzkNS6mIpH7LkFb2SgSHAI96fTIGY0:3wZ7c8Fpzk84hSHAI960W
TLSH	T12D051200289A713F1577E229939E8105F6BDD7438668E916B0BDE1D55FB2C2002BFBDB
TrID	57.1% (.S) Digital Micrograph Script (4000/1/1) 42.8% (.TRA) Infinity Engine Translation (with rem) (3001/2/1)
Magika	javascript
Reporter	abuse_ch
Tags:	AsyncRAT js RAT

Intelligence

File Origin

# of uploads :

# of downloads :

208

Origin country :

Vendor Threat Intelligence

No detections

Detection(s):

Sanesecurity.Malware.26222.JsHeur.UNOFFICIAL

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

base64 base64 corrupted encrypted evasive evasive fingerprint lolbin obfuscated obfuscated overlay persistence powershell reconnaissance repaired wscript

Link:

https://www.filescan.io/uploads/6abcc6c125669a719c0c0990/reports/158e469a-8ca3-4871-880d-664a4c7cc1f0/overview

Verdict:

Malicious

Labled as:

Trojan.Cryxos.JS

Link:

https://www.hybrid-analysis.com/sample/f184151bbaa3e82589b289f789cf843e22b169bc86818fd0666fa21d0f3ea0fa

Verdict:

Malicious

File Type:

First seen:

2026-09-29T13:20:00Z UTC

Last seen:

2026-10-02T01:54:00Z UTC

Hits:

~100

Link:

https://opentip.kaspersky.com/f184151bbaa3e82589b289f789cf843e22b169bc86818fd0666fa21d0f3ea0fa/results?tab=lookup

Result

Threat name:

XWorm

Detection:

malicious

Classification:

expl.evad.troj.spyw

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1979898

Signature

AI detected malicious Powershell script

JavaScript file contains Antivirus product strings

JavaScript file contains suspicious strings

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

Sigma detected: WScript or CScript Dropper

Sigma detected: WScript or CScript Dropper - File

Suspicious execution chain found

Windows Scripting host queries suspicious COM object (likely to drop second stage)

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)

Behaviour

Behavior Graph:

Download SVG

Score:

67%

Verdict:

Susipicious

File Type:

SCRIPT

Link:

https://malprob.io/report/f184151bbaa3e82589b289f789cf843e22b169bc86818fd0666fa21d0f3ea0fa

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f184151bbaa3e82589b289f789cf843e22b169bc86818fd0666fa21d0f3ea0fa/

Threat name:

Script-JS.Trojan.Cryxos

Status:

Malicious

First seen:

2026-09-30 01:01:59 UTC

File Type:

Text (JavaScript)

AV detection:

10 of 38 (26.32%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=6gcbkg52upuclcnsrh3ytt4ehyrlc2n4q2ay7udgn6rb2dz6ud5a._file

Result

Malware family:

xworm

Score:

10/10

Tags:

family:xworm discovery execution persistence rat trojan

Link:

https://tria.ge/reports/260930-j9rs2syyaw/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Browser Information Discovery

Command and Scripting Interpreter: JavaScript

Command and Scripting Interpreter: PowerShell

Enumerates physical storage devices

System Location Discovery: System Language Discovery

System Time Discovery

Drops file in Program Files directory

Drops file in Windows directory

Suspicious use of SetThreadContext

Enumerates connected drives

Checks computer location settings

Detect Xworm Payload

Family: Xworm

Malware Config

C2 Extraction:

135.136.140.150:7007

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/f184151bbaa3e82589b289f789cf843e22b169bc86818fd0666fa21d0f3ea0fa

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:	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:	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:	SUSP_Script_PowerShell_Hidden_Launcher Create hunting rule
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 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:	telebot_framework Create hunting rule
Author:	vietdx.mb

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:	Windows_Trojan_XWorm_b7d6eaa8 Create hunting rule
Author:	Elastic Security

Rule name:	WIN_Sample_Unique_69354b41 Create hunting rule
Author:	Marjoriefort
Description:	Specimen unique (soumission Bazaar) - strings distinctifs propres au sample
Reference:	69354b41e10daf03d3f3af881b32d5c0fec56b1cfe96629fd4c5263413a42854.exe

Rule name:	win_xworm_bytestring Create hunting rule
Author:	Matthew @ Embee_Research
Description:	Detects bytestring present in unobfuscated xworm

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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