MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e518eb761b815b60437b518445389edcf9792936833223f2fa9e2b9fda61cd6d. 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: 10

Intelligence 10 IOCs YARA 18 File information Comments

SHA256 hash:	e518eb761b815b60437b518445389edcf9792936833223f2fa9e2b9fda61cd6d
SHA3-384 hash:	f33405f89a6d465723d53f0e25dc34888d1c5c56aa6517ed308fe191f2c4ab35a3ef14f5b79c403c85363d98f7575d60
SHA1 hash:	a981fcd36a1385a248cbe6f70267bdf1204e77cd
MD5 hash:	92d8551f246bd2bb74686f6d64fec2bd
humanhash:	september-spring-zulu-snake
File name:	Invoice_0985634usd.js
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	2'111'840 bytes
First seen:	2025-07-08 13:27:43 UTC
Last seen:	Never
File type:	js
MIME type:	text/plain
ssdeep	24576:en3lqvKFZdmX9Gx5WKomXYhpar8ZGL55+GVWRD123NSU+kL/LASPGGkX4XKT7fxM:i1MG7WKoW8plkLjKvUdGAJZkA5N
Threatray	247 similar samples on MalwareBazaar
TLSH	T173A5E1329B7E9C85FADE55840A4C2B968DE0587382252FBED9E8B077D19C4C4DB4C8DC
Magika	vba
Reporter	abuse_ch
Tags:	js RAT RemcosRAT

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Verdict:

Malicious

Score:

97.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=686d1cfb900df8e7f868844c

Tags:

emotet extens sage blic

Verdict:

Malicious

Labled as:

GT:JS.Cbum.1.25F49B73;Gen:Zusy

Link:

https://www.hybrid-analysis.com/sample/e518eb761b815b60437b518445389edcf9792936833223f2fa9e2b9fda61cd6d

Result

Threat name:

Remcos, DBatLoader

Detection:

malicious

Classification:

rans.troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1730933

Signature

Allocates many large memory junks

Allocates memory in foreign processes

Antivirus / Scanner detection for submitted sample

Benign windows process drops PE files

C2 URLs / IPs found in malware configuration

Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)

Contains functionality to register a low level keyboard hook

Contains functionality to steal Chrome passwords or cookies

Contains functionality to steal Firefox passwords or cookies

Contains functionalty to change the wallpaper

Creates a thread in another existing process (thread injection)

Delayed program exit found

Detected Remcos RAT

Drops or copies cmd.exe with a different name (likely to bypass HIPS)

Drops PE files to the user root directory

Drops PE files with a suspicious file extension

Found malware configuration

Injects a PE file into a foreign processes

JavaScript file contains suspicious strings

Joe Sandbox ML detected suspicious sample

JScript performs obfuscated calls to suspicious functions

Malicious sample detected (through community Yara rule)

Performs DNS queries to domains with low reputation

Sigma detected: DLL Search Order Hijackig Via Additional Space in Path

Sigma detected: Execution from Suspicious Folder

Sigma detected: Remcos

Sigma detected: WScript or CScript Dropper

Uses schtasks.exe or at.exe to add and modify task schedules

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

Writes to foreign memory regions

Yara detected DBatLoader

Yara detected Remcos RAT

Behaviour

Behavior Graph:

Download SVG

Score:

98%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/e518eb761b815b60437b518445389edcf9792936833223f2fa9e2b9fda61cd6d

Verdict:

inconclusive

YARA:

1 match(es)

Link:

https://app.malva.re/file/92d8551f246bd2bb74686f6d64fec2bd

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/e518eb761b815b60437b518445389edcf9792936833223f2fa9e2b9fda61cd6d/

Threat name:

Script-JS.Dropper.RemcosRAT

Status:

Malicious

First seen:

2025-07-08 13:28:21 UTC

File Type:

Text

AV detection:

13 of 24 (54.17%)

Threat level:

3/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=4umow5q3qfnwaq33kgcekoe63t4xskjwqmzch4x2tyvz7wtbzvwq._file

Result

Malware family:

modiloader

Score:

10/10

Tags:

family:modiloader discovery execution persistence trojan

Link:

https://tria.ge/reports/250708-qqta4avpx4/

Behaviour

Runs ping.exe

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Command and Scripting Interpreter: JavaScript

Enumerates physical storage devices

System Location Discovery: System Language Discovery

System Network Configuration Discovery: Internet Connection Discovery

Checks computer location settings

Executes dropped EXE

ModiLoader Second Stage

ModiLoader, DBatLoader

Modiloader family

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/e518eb761b815b60437b518445389edcf9792936833223f2fa9e2b9fda61cd6d

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:	botnet_plaintext_c2 Create hunting rule
Author:	cip
Description:	Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.

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:	FreddyBearDropper Create hunting rule
Author:	Dwarozh Hoshiar
Description:	Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.

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

Rule name:	iexplorer_remcos Create hunting rule
Author:	iam-py-test
Description:	Detect iexplorer being taken over by Remcos

Rule name:	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer Create hunting rule
Author:	ditekSHen
Description:	detects Windows exceutables potentially bypassing UAC using eventvwr.exe

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_ Create hunting rule
Author:	Michelle Khalil
Description:	This rule detects unpacked remcos malware samples.

Rule name:	REMCOS_RAT_variants Create hunting rule

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

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_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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