MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 eff0c414f126d1e994d5765e4f3c854759738a04774910da9f5b33291a8e9c8a. 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 27 File information Comments

SHA256 hash:	eff0c414f126d1e994d5765e4f3c854759738a04774910da9f5b33291a8e9c8a
SHA3-384 hash:	9bae67671c0d8bf15ba34aefb1ed9382ea74befb28ddf271e3c12aa77a827f79d8a4020e60735476ed8986e1aab479bf
SHA1 hash:	631c4c3861c8238c049aaea7c26a81fee6f270fd
MD5 hash:	9b5dde6105af8ac706a1cbbf095cf4da
humanhash:	cardinal-table-friend-helium
File name:	Original Shipping documents.pdf.rar
Download:	download sample
Signature	AsyncRAT Create hunting rule
File size:	451'805 bytes
First seen:	2025-09-29 10:16:57 UTC
Last seen:	Never
File type:	rar
MIME type:	application/x-rar
ssdeep	6144:ud9GpTDyMOgHnHTTzaYgEI+67njrsX16OV4fgwA8Cc01WI0Yh2AAqZv7gKgq+gMo:wAaTQnaYgEmPgguXl8UMYsgEjq+gMo
Threatray	2'451 similar samples on MalwareBazaar
TLSH	T17BA4236F094A03E9BABF846DDF0EDD25A64D50A407A607E058DC5FB343AD47E64ACE0C
TrID	61.5% (.RAR) RAR compressed archive (v5.0) (8000/1) 38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Magika	rar
Reporter	cocaman
Tags:	AsyncRAT rar Shipping

cocaman

Malicious email (T1566.001)
From: "Edber Barrios <ebarrios@maxcoint.com>" (likely spoofed)
Received: "from maxcoint.com (unknown [192.3.198.5]) "
Date: "29 Sep 2025 06:35:59 +0200"
Subject: "Ref:103XXXXX Shipment of Original Documents."
Attachment: "Original Shipping documents.pdf.rar"

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:	Original Shipping documents.pdf.exe
File size:	980'992 bytes
SHA256 hash:	5d118584433ca4dbbc4f97adf527e1bd820b93c391fe7a463e15c3f0abf7e394
MD5 hash:	46c5bdb69fa1485ba4a01cadaa96cc72
MIME type:	application/x-dosexec
Signature	AsyncRAT

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.28929.RarHeur.UNOFFICIAL

Verdict:

Malicious

Score:

70%

Link:

https://cyber-fortress.com/docs/result/index.php?id=68da2f0beed786b2216acfa4

Tags:

underscore autoit emotet

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

adaptive-context anti-debug autoit compiled-script explorer fingerprint keylogger lolbin masquerade microsoft_visual_cc packed

Link:

https://www.filescan.io/uploads/68da5ce674e5a2898997ee55/reports/d0795e83-9b6f-45ac-9c3a-2ed1c193ea7c/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/eff0c414f126d1e994d5765e4f3c854759738a04774910da9f5b33291a8e9c8a

Verdict:

Malicious

File Type:

rar

First seen:

2025-09-28T23:46:00Z UTC

Last seen:

2025-09-28T23:46:00Z UTC

Hits:

~100

Detections:

Backdoor.MSIL.XWorm.b PDM:Trojan.Win32.Generic Trojan.Win32.Strab.sb Trojan.Win32.Inject.sb HEUR:Trojan.Script.AUO.gen

Link:

https://opentip.kaspersky.com/eff0c414f126d1e994d5765e4f3c854759738a04774910da9f5b33291a8e9c8a/results?tab=lookup

Verdict:

Malware

YARA:

1 match(es)

Tags:

AutoIt Decompiled Executable PDB Path PE (Portable Executable) PE File Layout Rar Archive Suspect

Link:

https://app.malva.re/file/9b5dde6105af8ac706a1cbbf095cf4da

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/eff0c414f126d1e994d5765e4f3c854759738a04774910da9f5b33291a8e9c8a/

Verdict:

Malicious

Threat:

Family.XWORM

Link:

https://tip.neiki.dev/file/eff0c414f126d1e994d5765e4f3c854759738a04774910da9f5b33291a8e9c8a

Threat name:

Script-AutoIt.Trojan.AutoitInject

Status:

Malicious

First seen:

2025-09-29 10:17:00 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

27 of 38 (71.05%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=57ymifhre3i6tfgvozpe6pefi5mxhcqeo5erbwu7lmzssguotsfa._file

Verdict:

malicious

Label(s):

xworm

AsyncRAT

39fcfca241c6391afc7ad77aa3f2c62b3e49d7e59a5aff0ae845ede5836c933f

AsyncRAT

699b91f69cd0d059794175c55675ad931a2eaa18cb713523265429da6b021633

AsyncRAT

b2d37a411be06457caf2304ba93bc85e447082acbbc8c82f6d171e7911045751

AsyncRAT

cbfd2c9ea3cb57537837c0f440d55352d7fa622d29d57a41bc05a86372c58067

AsyncRAT

error

AsyncRAT

+ 2'441 additional samples on MalwareBazaar

Result

Malware family:

xworm

Score:

10/10

Tags:

family:xworm discovery rat trojan

Link:

https://tria.ge/reports/250929-qes6ysgj91/

Behaviour

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

System Network Configuration Discovery: Internet Connection Discovery

Suspicious use of SetThreadContext

Detect Xworm Payload

Xworm

Xworm family

Malware Config

C2 Extraction:

192.3.198.5:40401

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Legit

Score:

0.00

Link:

https://yomi.yoroi.company/submissions/eff0c414f126d1e994d5765e4f3c854759738a04774910da9f5b33291a8e9c8a

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:	AutoIT_Compiled Create hunting rule
Author:	@bartblaze
Description:	Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.

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

Rule name:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

Rule name:	CP_AllMal_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication

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:	DebuggerCheck__API 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:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

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

Rule name:	pe_detect_tls_callbacks Create hunting rule

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:	SUSP_RAR_with_PDF_Script_Obfuscation Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects RAR file with suspicious .pdf extension prefix to trick users
Reference:	Internal Research

Rule name:	SUSP_RAR_with_PDF_Script_Obfuscation_RID34A4 Create hunting rule
Author:	Florian Roth
Description:	Detects RAR file with suspicious .pdf extension prefix to trick users
Reference:	Internal Research

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:	TH_Generic_MassHunt_Win_Malware_2025_CYFARE Create hunting rule
Author:	CYFARE
Description:	Generic Windows malware mass-hunt rule - 2025
Reference:	https://cyfare.net/

Rule name:	win32_xworm Create hunting rule
Author:	Reedus0
Description:	Rule for detecting XWorm malware

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_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.

Malspam

AsyncRAT

rar eff0c414f126d1e994d5765e4f3c854759738a04774910da9f5b33291a8e9c8a

(this sample)

AsyncRAT

exe 5d118584433ca4dbbc4f97adf527e1bd820b93c391fe7a463e15c3f0abf7e394

Delivery method

Distributed via e-mail attachment

Dropping

SHA256 5d118584433ca4dbbc4f97adf527e1bd820b93c391fe7a463e15c3f0abf7e394

Dropping

AsyncRAT

Dropping

MD5 46c5bdb69fa1485ba4a01cadaa96cc72

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