MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf23ad039400a3a8846bde68d966b8b0b293bb0fe65c497a9c43ad72d3ebe819. 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

RemcosRAT

Vendor detections: 15

Intelligence 15 IOCs YARA 43 File information Comments

SHA256 hash:	cf23ad039400a3a8846bde68d966b8b0b293bb0fe65c497a9c43ad72d3ebe819
SHA3-384 hash:	db1082a8e9f97c31b16c35e48716698c09b02f59b6eb6b3961c5ece140bc329599ef3fc0dbca197b2e5bfcbca2e32181
SHA1 hash:	9903905d851c41ad12d0661a1d858dc843aac1e0
MD5 hash:	beac3cf8ccd4dde8be57b3b693a0ca75
humanhash:	texas-video-burger-sixteen
File name:	SWIFT PAYMENT RETURN-.VBE
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	3'433'121 bytes
First seen:	2026-11-12 09:37:08 UTC
Last seen:	Never
File type:	vbe
MIME type:	text/plain
ssdeep	24576:+/j6NalsgCdWEworkm10qYvuqdzROnOPi1Po275by8oFQy6n1oe+4LbJemawHXNE:v4lkkfQqqOK1PvbySJGeTnB2r5C6aI
TLSH	T181F5F15185C43FE8EB79960840FD663DA3F1069B5C2D6A85AB33BE46EFB7504830718B
Magika	vba
Reporter	abuse_ch
Tags:	RAT RemcosRAT vbe

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6af58d6cc48f25399eb5583c

Tags:

vmdetect proxy lien zbot

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a file

Creating a process from a recently created file

Creating a process with a hidden window

Sending a custom TCP request

Launching a process

Creating synchronization primitives

Connection attempt

Unauthorized injection to a system process

Verdict:

Malicious

Labled as:

GT:VB.Zbot.9

Link:

https://www.hybrid-analysis.com/sample/cf23ad039400a3a8846bde68d966b8b0b293bb0fe65c497a9c43ad72d3ebe819

Verdict:

Malicious

File Type:

text

Link:

https://opentip.kaspersky.com/cf23ad039400a3a8846bde68d966b8b0b293bb0fe65c497a9c43ad72d3ebe819/results?tab=lookup

Result

Threat name:

Remcos

Detection:

malicious

Classification:

rans.troj.spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/2004589

Signature

AI detected malicious Powershell script

Bypasses PowerShell execution policy

C2 URLs / IPs found in malware configuration

Contains functionality to bypass UAC (CMSTPLUA)

Contains functionality to register a low level keyboard hook

Contains functionality to steal Internet Explorer form passwords

Contains functionalty to change the wallpaper

Detected Remcos RAT

Found malware configuration

Injects a PE file into a foreign processes

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Sigma detected: Remcos

Sigma detected: Suspicious PowerShell Parameter Substring

Sigma detected: WScript or CScript Dropper

Suspicious execution chain found

Tries to harvest and steal browser information (history, passwords, etc)

Unusual module load detection (module proxying)

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

Writes to foreign memory regions

WScript reads language and country specific registry keys (likely country aware script)

Wscript starts Powershell (via cmd or directly)

Yara detected Powershell decode and execute

Yara detected Remcos RAT

Yara detected UAC Bypass using CMSTP

Behaviour

Behavior Graph:

Download SVG

Score:

97%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/cf23ad039400a3a8846bde68d966b8b0b293bb0fe65c497a9c43ad72d3ebe819

Verdict:

Malware

YARA:

2 match(es)

Tags:

Base64 Block Contains Base64 Block DeObfuscated PowerShell T1027 T1059.001

Link:

https://app.malva.re/file/beac3cf8ccd4dde8be57b3b693a0ca75

Detection:

remcos

Link:

https://mwdb.cert.pl/sample/cf23ad039400a3a8846bde68d966b8b0b293bb0fe65c497a9c43ad72d3ebe819/

Threat name:

Script-WScript.Infostealer.Zeus

Status:

Malicious

First seen:

2026-11-12 07:26:08 UTC

File Type:

Text (VBS)

AV detection:

11 of 36 (30.56%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=z4r22a4uacr2rbdl3zunszvywczjhoyp4zoes6u4iowxfu7l5amq._file

Verdict:

malicious

Label(s):

Remcos

Link:

https://reports.threatray.com/ba39bc7a-2134-4fe6-94d3-fc4a4e1e9d74

Result

Malware family:

remcos

Score:

10/10

Tags:

family:remcos botnet:remotehost collection execution rat

Link:

https://tria.ge/reports/261112-llngtsec89/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

Command and Scripting Interpreter: PowerShell

Enumerates physical storage devices

Executes a VBScript file via the Windows Script Host.

Suspicious use of SetThreadContext

Accesses Microsoft Outlook profiles

Checks computer location settings

Family: Remcos

Malware Config

C2 Extraction:

45.141.148.75:23030

Malware Family:

zbot

Malicious:

True

Tags:

obfuscated file-create exe-pattern exec exec-dll vba file-write powershell

Link:

https://intel.virussign.com/intelligence/file/cf23ad039400a3a8846bde68d966b8b0b293bb0fe65c497a9c43ad72d3ebe819

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/cf23ad039400a3a8846bde68d966b8b0b293bb0fe65c497a9c43ad72d3ebe819

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:	Base64_Encoded_Powershell_Directives Create hunting rule

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

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

Rule name:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

Rule name:	detect_tiny_vbs Create hunting rule
Author:	daniyyell
Description:	Detects tiny VBS delivery technique

Rule name:	Disable_Defender Create hunting rule
Author:	iam-py-test
Description:	Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen

Rule name:	exploit_any_poppopret Create hunting rule
Author:	Jeff White [karttoon@gmail.com] @noottrak
Description:	Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.

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

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM Create hunting rule
Author:	ditekSHen
Description:	Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)

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

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	Remcos Create hunting rule
Author:	kevoreilly
Description:	Remcos Payload

Rule name:	REMCOS_RAT_variants Create hunting rule

Rule name:	Remcos_unpacked_PulseIntel Create hunting rule
Author:	PulseIntel
Description:	Remcos Payload

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

Rule name:	TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:	https://cyfare.net/

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:	VIGIA_RemcosRAT_12bf67c7 Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	4ecda9dd-c048-413e-8ff4-2532f2e4d6eb - RemcosRAT family and corroborated behavioral indicators
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_RemcosRAT_3ca3d51f Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	b36f2418-9ab3-419b-8c15-e3b00eacabeb - RemcosRAT indicators and original NSIS-packaged sample
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_RemcosRAT_614e3ab4 Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	RemcosRAT configuration and corroborated diagnostic indicators
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_RemcosRAT_8ac92158 Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	RemcosRAT indicators with corroborated keylogging, credential-access, and scripted execution behavior
Reference:	https://vigia.bisite.es/

Rule name:	VIGIA_RemcosRAT_be11e16d Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	c0de03d4-e1e8-4c08-a5f7-4c330428829f - RemcosRAT activity messages and correlated behaviors
Reference:	https://vigia.bisite.es/

Rule name:	vmdetect Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques

Rule name:	Windows_Trojan_Remcos_921ef449 Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_Remcos_b296e965 Create hunting rule
Author:	Elastic Security
Reference:	https://www.elastic.co/security-labs/exploring-the-ref2731-intrusion-set

Rule name:	Win_Clipboard_Clipper_Thengavar Create hunting rule
Author:	Thengavar
Description:	Detects malware manipulating the Windows clipboard for clipping or crypto stealing attacks

Rule name:	WIN_Malware_Unknown_ForgeAuto_2ffc3572 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_43faefd2 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_5001c94c Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_74566f98 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_79234c04 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_f1079127 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	win_remcos_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	Detects win.remcos.

Rule name:	win_remcos_rat_unpacked Create hunting rule
Author:	Matthew @ Embee_Research
Description:	Detects strings present in remcos rat Samples.

Rule name:	win_remcos_w0 Create hunting rule
Author:	Matthew @ Embee_Research
Description:	Detects strings present in remcos rat Samples.

Rule name:	yarahub_win_remcos_rat_unpacked_aug_2023 Create hunting rule
Author:	Matthew @ Embee_Research

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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