MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e7c8f512c9305b3e0d0cc0aa673de63d5f1cdb8a3fa25bf739a4395c259cde9e. 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: 16

Intelligence 16 IOCs YARA 33 File information Comments

SHA256 hash:	e7c8f512c9305b3e0d0cc0aa673de63d5f1cdb8a3fa25bf739a4395c259cde9e
SHA3-384 hash:	cf229d18b4ab6626bbe4f9e08badb972bfcba3a130db863b301d59d75f666a1dd7ff5bef3cb19806975a59f6a546d09e
SHA1 hash:	c94cdf3c47e932b070c4a8e46dbd48371f2b7f01
MD5 hash:	e2acb3ad573c603145b64db4d58156d8
humanhash:	glucose-vegan-cat-alabama
File name:	swissme.js
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	5'036'805 bytes
First seen:	2026-11-11 14:14:57 UTC
Last seen:	Never
File type:	js
MIME type:	text/plain
ssdeep	98304:Od49UKN1Tl+s54b1I2hWvDmZVr9F5PEauuC7s9u0I+Mr8nlpT4iTscxAGc0bKh8B:Od49UKNhl+sqb1nW7mZVr9F5PEauuJ97
TLSH	T1143618866394A2F23322BFBC8636DD79940E95132BC6CB30715DD229B51DD0BA3187E7
Magika	javascript
Reporter	abuse_ch
Tags:	js RAT RemcosRAT

Intelligence

File Origin

# of uploads :

# of downloads :

201

Origin country :

Vendor Threat Intelligence

No detections

Verdict:

Malicious

Score:

90.2%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6af4789dbeffd05f052b1030

Tags:

adapter proxy ordin sage

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Running batch commands

Creating a process with a hidden window

Changing the Zone.Identifier stream

Creating a file

Creating synchronization primitives

Connection attempt

Launching a service

Creating a process from a recently created file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-debug dropper evasive obfuscated packed reconnaissance repaired

Link:

https://www.filescan.io/uploads/6af479b6d07102eea7fd94e6/reports/14b16af6-c60f-4290-98ed-8d15d024d7b5/overview

Verdict:

Unknown

Link:

https://www.hybrid-analysis.com/sample/e7c8f512c9305b3e0d0cc0aa673de63d5f1cdb8a3fa25bf739a4395c259cde9e

Verdict:

Malicious

File Type:

Link:

https://opentip.kaspersky.com/e7c8f512c9305b3e0d0cc0aa673de63d5f1cdb8a3fa25bf739a4395c259cde9e/results?tab=lookup

Result

Threat name:

Remcos, DonutLoader

Detection:

malicious

Classification:

troj.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/2004111

Signature

Benign windows process drops PE files

C2 URLs / IPs found in malware configuration

Detected Remcos RAT

Drops PE files to the document folder of the user

Executes Lua script

Found API chain indicative of debugger detection

Found direct / indirect Syscall (likely to bypass EDR)

Found malware configuration

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

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Sigma detected: Remcos

Sigma detected: WScript or CScript Dropper

Unusual module load detection (module proxying)

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

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

Yara detected DonutLoader

Yara detected Remcos RAT

Yara detected UAC Bypass using CMSTP

Behaviour

Behavior Graph:

Download SVG

Score:

98%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/e7c8f512c9305b3e0d0cc0aa673de63d5f1cdb8a3fa25bf739a4395c259cde9e

Verdict:

Malware

YARA:

1 match(es)

Tags:

Batch Command DeObfuscated Javascript JS Emulation Trace PowerShell PowerShell Call Scripting.FileSystemObject T1027 T1059.001 T1059.007 WScript.Shell

Link:

https://app.malva.re/file/e2acb3ad573c603145b64db4d58156d8

Detection:

remcos

Link:

https://mwdb.cert.pl/sample/e7c8f512c9305b3e0d0cc0aa673de63d5f1cdb8a3fa25bf739a4395c259cde9e/

Threat name:

Script-JS.Trojan.Cryxos

Status:

Malicious

First seen:

2026-11-10 15:03:52 UTC

File Type:

Binary

AV detection:

9 of 36 (25.00%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=47epkewjgbnt4dimycvgoppghvprzw4kh6rfx5zzuq4vyjm432pa._file

Verdict:

malicious

Label(s):

DonutLoader

Remcos

Link:

https://reports.threatray.com/be11670a-3fa1-4b77-8a16-3abdeefc25d7

Result

Malware family:

remcos

Score:

10/10

Tags:

family:donutloader family:remcos botnet:15thtry1564 discovery execution loader rat

Link:

https://tria.ge/reports/261111-rkscaahh98/

Behaviour

Modifies registry class

NTFS ADS

Suspicious use of WriteProcessMemory

Command and Scripting Interpreter: JavaScript

Enumerates physical storage devices

Executes a command shell one-liner

Reads the TCP/IP host and domain name from the registry

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Detects DonutLoader

Family: DonutLoader

Family: Remcos

Malware Config

C2 Extraction:

141.98.10.188:2409

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

Threat name:

Suspicious File

Score:

0.65

Link:

https://yomi.yoroi.company/submissions/e7c8f512c9305b3e0d0cc0aa673de63d5f1cdb8a3fa25bf739a4395c259cde9e

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

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:	MULTI_Malware_AgentTesla_ForgeAuto_ed343f78_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects AgentTesla (inconnu, etat extrait)

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	pe_no_import_table Create hunting rule
Description:	Detect pe file that no import table

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

Rule name:	TigerRAT_pe_yaraify Create hunting rule
Author:	hunts-yara-code
Description:	YARAify-tightened byte rule from 9 sample(s) -- VERIFY hits

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:	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_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_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.

Web download

RemcosRAT

js e7c8f512c9305b3e0d0cc0aa673de63d5f1cdb8a3fa25bf739a4395c259cde9e

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/4062742/

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/4062744/

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

No comments found for this malware sample