MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e4dbe8521ef8a770f00c4813698bafbd106bce8a8fde40f2556ee87383a082de. 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

RustyStealer

Vendor detections: 14

Intelligence 14 IOCs YARA 25 File information Comments

SHA256 hash:	e4dbe8521ef8a770f00c4813698bafbd106bce8a8fde40f2556ee87383a082de
SHA3-384 hash:	0c8a4074d3e7079d4ed8e57df05cfc873cddda7f43035a441364f3980abc0b458339b759c4cb991095a41f5c6b24b0be
SHA1 hash:	c0d0de6e852868df0c98db89665bdc914a5e723f
MD5 hash:	9c07fe314e0f5378a7fb96be0f1ce72d
humanhash:	purple-grey-tennis-three
File name:	e4dbe8521ef8a770f00c4813698bafbd106bce8a8fde40f2556ee87383a082de.bin
Download:	download sample
Signature	RustyStealer Create hunting rule
File size:	5'958'656 bytes
First seen:	2026-11-10 12:02:27 UTC
Last seen:	2026-11-10 12:49:56 UTC
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	cd9b87a2abb6a41c5bd7ff642a2caa69 (1 x RustyStealer)
ssdeep	49152:a9O1PUjrFCGha6Z0xdb0RChAzLlfrFgV6VBexIVcILT0HLbo8D1D7GoCkrUXFG12:aSU3FtxCzwR3rWV4exIx0uDFX5hH+JW
TLSH	T193566C03F6A641EDC16AC074871AA233FB72B85907217AEB56D08A353F62FD05B7E714
TrID	95.3% (.EXE) Rust Windows 64bit Executable (587566/2/102) 1.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 1.0% (.EXE) Win64 Executable (generic) (6522/11/2) 0.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 0.7% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
Reporter	kernelv0id
Tags:	exe RustyStealer

Intelligence

File Origin

# of uploads :

# of downloads :

148

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

https://dosya.co/a0cg7ocw45yx/maytero.rar.html

Verdict:

Malicious activity

Analysis date:

2026-10-29 19:03:37 UTC

Tags:

arch-exec ip-check stealer evasion xor-url generic rust ransomware

Link:

https://app.any.run/tasks/b0ac6fd5-71c2-4a02-92d8-b08f2c0649d1

Note:

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

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/99114/

Detection(s):

MiscreantPunch.SingleXOR.EXE.172.UNOFFICIAL

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6af3080738dc20c444c384fd

Tags:

ransomware

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file in the %temp% directory

Reading critical registry keys

Launching the process to change network settings

Deleting a recently created file

Creating a window

Creating synchronization primitives

DNS request

Connection attempt

Sending a custom TCP request

Launching a process

Running batch commands

Creating a service

Launching a service

Loading a system driver

Searching for the window

Using the Windows Management Instrumentation requests

Moving a file to the %AppData% subdirectory

Stealing user critical data

Downloading the file

Enabling autorun for a service

Launching a tool to kill processes

Forced shutdown of a system process

Preventing system recovery

Deleting volume shadow copies

Creating a file in the mass storage device

Adding an exclusion to Microsoft Defender

Encrypting user's files

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

adaptive-context anti-debug base64 crypto masquerade obfuscated reconnaissance rust xor-pe xor-pe

Link:

https://www.filescan.io/uploads/6af30805769a94ac921bb3e4/reports/82a91ac5-7f6d-43ef-906c-02b1ad6efbe5/overview

Verdict:

Malicious

Labled as:

Capa_check_for_sandbox_and_av_modules

Link:

https://www.hybrid-analysis.com/sample/e4dbe8521ef8a770f00c4813698bafbd106bce8a8fde40f2556ee87383a082de

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-10-30T00:40:00Z UTC

Last seen:

2026-10-30T19:33:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/e4dbe8521ef8a770f00c4813698bafbd106bce8a8fde40f2556ee87383a082de/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/94f3c240-3d1a-4923-a6cf-151d143d9ee9

Result

Threat name:

TrojanRansom

Detection:

malicious

Classification:

rans.phis.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/2003219

Signature

Adds a directory exclusion to Windows Defender

AI detected malicious page (phishing or scam)

Antivirus / Scanner detection for submitted sample

Creates files inside the volume driver (system volume information)

Deletes shadow drive data (may be related to ransomware)

Disable Windows Defender real time protection (registry)

Disables Windows Defender (via service or powershell)

Excessive usage of taskkill to terminate processes

Found many strings related to Crypto-Wallets (likely being stolen)

Found ransom note / readme

Joe Sandbox ML detected suspicious sample

May disable shadow drive data (uses vssadmin)

Modifies Windows Defender protection settings

Multi AV Scanner detection for submitted file

Powershell connects to network

Sigma detected: Capture Wi-Fi password

Sigma detected: Check external IP via Powershell

Sigma detected: Delete shadow copy via WMIC

Sigma detected: Deletion of Volume Shadow Copies via WMI with PowerShell

Sigma detected: Disable Windows Defender AV Security Monitoring

Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet

Sigma detected: Powershell Defender Disable Scan Feature

Sigma detected: Shadow Copies Deletion Using Operating Systems Utilities

Suspicious powershell command line found

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

Tries to harvest and steal WLAN passwords

Tries to steal Crypto Currency Wallets

Uses bcdedit to modify the Windows boot settings

Uses cmd line tools excessively to alter registry or file data

Uses netsh to modify the Windows network and firewall settings

Writes a notice file (html or txt) to demand a ransom

Writes many files with high entropy

Yara detected TrojanRansom

Behaviour

Behavior Graph:

Download SVG

Verdict:

inconclusive

YARA:

8 match(es)

Tags:

Executable Html PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64

Link:

https://app.malva.re/file/9c07fe314e0f5378a7fb96be0f1ce72d

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/e4dbe8521ef8a770f00c4813698bafbd106bce8a8fde40f2556ee87383a082de/

Threat name:

Win64.Trojan.Wacatac

Status:

Suspicious

First seen:

2026-10-29 22:43:30 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

19 of 36 (52.78%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=4tn6quq67ctxb4amjajwtc5pxuigxtukr7peb4svn3uhha5aqlpa._file

Result

Malware family:

n/a

Score:

10/10

Tags:

credential_access defense_evasion discovery evasion execution impact persistence privilege_escalation ransomware spyware stealer trojan

Link:

https://tria.ge/reports/261110-n7676sxv2j/

Behaviour

Uses Volume Shadow Copy service COM API

Suspicious use of WriteProcessMemory

Suspicious use of SendNotifyMessage

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: RenamesItself

Suspicious behavior: LoadsDriver

Suspicious behavior: EnumeratesProcesses

Runs ping.exe

Runs net.exe

Modifies registry key

Modifies registry class

Kills process with taskkill

Interacts with shadow copies

Gathers network information

Checks processor information in registry

Checks SCSI registry key(s)

Event Triggered Execution: Netsh Helper DLL

Browser Information Discovery

Executes a command shell one-liner

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

System Network Configuration Discovery: Internet Connection Discovery

System Network Configuration Discovery: Wi-Fi Discovery

Drops file in Windows directory

Launches sc.exe

Looks up external IP address via web service

Enumerates connected drives

Adds Run key to start application

Accesses cryptocurrency files/wallets, possible credential harvesting

Unsecured Credentials: Credentials In Files

Stops running service(s)

Reads user/profile data of web browsers

Disables service(s)

Creates new service(s)

Deletes System State backups

Command and Scripting Interpreter: PowerShell

Boot or Logon Autostart Execution: Active Setup

Badlisted process makes network request

Renames multiple (885) files with added filename extension

Modifies boot configuration data using bcdedit

Deletes shadow copies

Modifies Windows Defender Real-time Protection settings

Modifies Windows Defender DisableAntiSpyware settings

Deletes NTFS Change Journal

Malware Config

Dropper Extraction:

https://api.ipify.org

Malware Family:

n/a

Verdict:

Malicious

Tags:

ransomware stealer evasion rat

YARA:

command_and_control UNPROTECT_Possible_GetForegroundWindow_Evasion antiav

Link:

https://app.threat.zone/submission/480d71b1-b665-4774-8ea1-a9aa9667d229

Malware Family:

stealer

Malicious:

True

Tags:

64bit exe obfuscated macro-powershell crypto adapter-discovery env-check debug-check

Link:

https://intel.virussign.com/intelligence/file/e4dbe8521ef8a770f00c4813698bafbd106bce8a8fde40f2556ee87383a082de

Unpacked files

SH256 hash:

e4dbe8521ef8a770f00c4813698bafbd106bce8a8fde40f2556ee87383a082de

MD5 hash:

9c07fe314e0f5378a7fb96be0f1ce72d

SHA1 hash:

c0d0de6e852868df0c98db89665bdc914a5e723f

Detections:

INDICATOR_SUSPICIOUS_USNDeleteJournal

SUSP_XORed_MSDOS_Stub_Message

Link:

https://www.unpac.me/results/a3466587-fd4c-4abf-90ee-a8822fa42cf3/

SH256 hash:

1ce7736086eb656f2278bb2f03d33b2495f56ca7ec610344345002e02110519b

MD5 hash:

677944ebd8b2a3cfde63db49e4d59d06

SHA1 hash:

043656348f4c16ae26d066c4971dc0d3b5dea885

Link:

https://www.unpac.me/results/a3466587-fd4c-4abf-90ee-a8822fa42cf3/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/e4dbe8521ef8/report/overview.html

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

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:	Check_OutputDebugStringA_iat Create hunting rule

Rule name:	CMD_Ping_Localhost Create hunting rule

Rule name:	command_and_control Create hunting rule
Author:	CD_R0M_
Description:	This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group

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:	data_manipulation Create hunting rule
Author:	Serhii Kocherhan
Description:	Detects data manipulation routines including XOR encoding, Base64 references, and RC4 PRGA encryption

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:	grakate_stealer_nov_2021 Create hunting rule

Rule name:	INDICATOR_SUSPICIOUS_USNDeleteJournal Create hunting rule
Author:	ditekSHen
Description:	Detects executables containing anti-forensic artifacts of deleting USN change journal. Observed in ransomware

Rule name:	MULTI_Malware_RemcosRAT_ForgeAuto_4785f0c3 Create hunting rule
Author:	Marjoriefort
Description:	Detects RemcosRAT (inconnu, etat binaire)

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	ProgramLanguage_Rust Create hunting rule
Author:	albertzsigovits
Description:	Application written in Rust programming language

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	Rustyloader_mem_loose Create hunting rule
Author:	James_inthe_box
Description:	Corroded buerloader
Reference:	https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24

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

Rule name:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

Rule name:	SUSP_XORed_MSDOS_Stub_Message Create hunting rule
Author:	Florian Roth
Description:	Detects suspicious XORed MSDOS stub message
Reference:	https://yara.readthedocs.io/en/latest/writingrules.html#xor-strings

Rule name:	telebot_framework Create hunting rule
Author:	vietdx.mb

Rule name:	upxHook Create hunting rule
Author:	@r3dbU7z
Description:	Detect artifacts from 'upxHook' - modification of UPX packer
Reference:	https://bazaar.abuse.ch/sample/6352be8aa5d8063673aa428c3807228c40505004320232a23d99ebd9ef48478a/

Rule name:	VIGIA_RustyStealer_5a402dec Create hunting rule
Author:	VIG-IA - Cognitive Threat Intelligence System for Smart Territories and Tourism Sector
Description:	RustyStealer - command execution with correlated Rust HTTP and TLS fingerprints
Reference:	https://vigia.bisite.es/

Rule name:	WIN_Malware_Unknown_ForgeAuto_4fa7e284_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat extrait)

Rule name:	WIN_Sample_Unique_69354b41 Create hunting rule
Author:	Marjoriefort
Description:	Specimen unique (soumission Bazaar) - strings distinctifs propres au sample
Reference:	69354b41e10daf03d3f3af881b32d5c0fec56b1cfe96629fd4c5263413a42854.exe

File information

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

Cape

https://www.capesandbox.com/analysis/99114/

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