MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7fa1e5cefb7f5ad367271f29bde8558566c17da169b5dac797c79beb3fc4531. 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: 18

Intelligence 18 IOCs YARA 19 File information Comments

SHA256 hash:	b7fa1e5cefb7f5ad367271f29bde8558566c17da169b5dac797c79beb3fc4531
SHA3-384 hash:	c98930f7f1ece18c4fb7361ac583761012ee81d6ce13df6decd6452bd1904ab7e9a3641f25b9cc23fb013cc48bae9cf6
SHA1 hash:	e69e32522835f37f18095e219385057b6bbdc959
MD5 hash:	7e2fe58934874e442cfa183a34ceb24c
humanhash:	avocado-hotel-minnesota-wolfram
File name:	XWormClient.exe
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	74'752 bytes
First seen:	2026-03-30 14:09:58 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'853 x AgentTesla, 19'780 x Formbook, 12'304 x SnakeKeylogger)
ssdeep	1536:/sSLo8byJhYfyM3sLcGhF7G8NM6OUbSkgv2WKsbZInO4XjUaLkYK77:zLZbesB4cGF7DrOUbSkgJKsbZgO4XTW
Threatray	1'724 similar samples on MalwareBazaar
TLSH	T114737D183BE54119E4FFAFB55CF17123C776F2236807C65F68D906861A23B8A8E412F6
TrID	70.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 6.2% (.EXE) Win64 Executable (generic) (6522/11/2) 4.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
Reporter	juroots
Tags:	AsyncRAT exe

Intelligence

File Origin

# of uploads :

# of downloads :

105

Origin country :

Vendor Threat Intelligence

Gathering data

Malware family:

n/a

ID:

File name:

XWormClient.exe

Verdict:

Malicious activity

Analysis date:

2026-03-30 14:10:16 UTC

Tags:

evasion auto-startup xworm rat auto-reg

Link:

https://app.any.run/tasks/265587d3-3211-49ed-b5ce-0bb7668c1d38

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Gathering data

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69ca84473a18a6e1ddefc59d

Tags:

asyncrat dropper virus remo

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a custom TCP request

Creating a process from a recently created file

Creating a file

Сreating synchronization primitives

Using the Windows Management Instrumentation requests

DNS request

Connection attempt

Sending an HTTP GET request

Creating a file in the %AppData% directory

Launching a process

Creating a process with a hidden window

Creating a window

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Setting a global event handler for the keyboard

Enabling autorun by creating a file

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/b7fa1e5cefb7f5ad367271f29bde8558566c17da169b5dac797c79beb3fc4531

Result

Gathering data

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-03-30T02:50:00Z UTC

Last seen:

2026-03-30T07:00:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/b7fa1e5cefb7f5ad367271f29bde8558566c17da169b5dac797c79beb3fc4531/results?tab=lookup

Malware family:

XWorm

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/d0084ebe-7d97-441f-b2b6-52bbb2f63501

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/b7fa1e5cefb7f5ad367271f29bde8558566c17da169b5dac797c79beb3fc4531

Verdict:

XWorm

YARA:

15 match(es)

Tags:

.Net Executable Managed .NET PE (Portable Executable) PE File Layout RAT SOS: 0.96 Win 32 Exe x86 XWorm

Malware Config

C2 Extraction:

CNC: 151.245.112.70
PORT: 7007

Link:

https://app.malva.re/file/7e2fe58934874e442cfa183a34ceb24c

Detection:

xworm

Link:

https://mwdb.cert.pl/sample/b7fa1e5cefb7f5ad367271f29bde8558566c17da169b5dac797c79beb3fc4531/

Verdict:

Malicious

Threat:

Family.XWORM

Link:

https://tip.neiki.dev/file/b7fa1e5cefb7f5ad367271f29bde8558566c17da169b5dac797c79beb3fc4531

Threat name:

Win32.Backdoor.AsyncRAT

Status:

Malicious

First seen:

2026-03-30 07:23:00 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

28 of 36 (77.78%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=w75b4xhpw7222ntsohzjxxuflblgyf62c2nv3ldzpr435m74iuyq._file

Verdict:

malicious

Label(s):

xworm

AsyncRAT

8951b23581270089ac2c53e4e743a1e58d613cd25a7cef248c570728e342ff08

AsyncRAT

8ccea06cdc1f3cdcfdd0a9fa2b01316d7d42422b84bfa5422feab22a87feb477

AsyncRAT

b7fa1e5cefb7f5ad367271f29bde8558566c17da169b5dac797c79beb3fc4531

AsyncRAT

error

AsyncRAT

+ 1'714 additional samples on MalwareBazaar

Result

Malware family:

xworm

Score:

10/10

Tags:

family:xworm execution persistence rat trojan

Link:

https://tria.ge/reports/260330-rgxslabt9j/

Behaviour

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Enumerates physical storage devices

Adds Run key to start application

Looks up external IP address via web service

Checks computer location settings

Drops startup file

Executes dropped EXE

Detect Xworm Payload

Xworm

Xworm family

Malware Config

C2 Extraction:

151.245.112.70:7007

Unpacked files

SH256 hash:

b7fa1e5cefb7f5ad367271f29bde8558566c17da169b5dac797c79beb3fc4531

MD5 hash:

7e2fe58934874e442cfa183a34ceb24c

SHA1 hash:

e69e32522835f37f18095e219385057b6bbdc959

Detections:

win_xworm_w0

XWorm

Link:

https://www.unpac.me/results/d540fea5-a01c-483f-b866-aa3da41c18d5/

Malware family:

XWorm

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/b7fa1e5cefb7/report/overview.html

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/b7fa1e5cefb7f5ad367271f29bde8558566c17da169b5dac797c79beb3fc4531

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:	DebuggerCheck__RemoteAPI Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

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

Rule name:	EXE_RAT_XWorm_April2024 Create hunting rule
Author:	Yashraj Solanki - Cyber Threat Intelligence Analyst at Bridewell

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:	Multifamily_RAT_Detection Create hunting rule
Author:	Lucas Acha (http://www.lukeacha.com)
Description:	Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables

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

Rule name:	pe_imphash Create hunting rule

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_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

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

Rule name:	xworm_kingrat Create hunting rule
Author:	jeFF0Falltrades

File information

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

Web download

AsyncRAT

exe b7fa1e5cefb7f5ad367271f29bde8558566c17da169b5dac797c79beb3fc4531

(this sample)

Cape

https://www.capesandbox.com/analysis/59766/

URLhaus

https://urlhaus.abuse.ch/url/3808507/

Delivery method

Distributed via web download

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