MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21fb5e039247e3b506be23d5a6b370dd5ca6a84d7ce77fd09e97a3af770909b7. 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

RatonRAT

Vendor detections: 13

Intelligence 13 IOCs 1 YARA 30 File information Comments

SHA256 hash:	21fb5e039247e3b506be23d5a6b370dd5ca6a84d7ce77fd09e97a3af770909b7
SHA3-384 hash:	9f3dc60997a8feabe3dc4ce5593745a3bb6a9011b52e7ead91d3ace75e26dfc302e60e76f6df90ce7539bf7be0c47137
SHA1 hash:	ba14ba9f05dc608e77e62cd1aca15da0350c4d59
MD5 hash:	832f9bd4bd5b18e3764d9c6750504636
humanhash:	alpha-winner-comet-sierra
File name:	ratonClient.exe
Download:	download sample
Signature	RatonRAT Create hunting rule
File size:	3'003'904 bytes
First seen:	2026-03-29 14:45:21 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'853 x AgentTesla, 19'780 x Formbook, 12'304 x SnakeKeylogger)
ssdeep	49152:/ugVUlsHjkmiGWU5FLGpMZ7iKPJ5W16sclR0BxMfzaRw4msF:/ugVUuHjkDGjzqpgmwQ13uRxfzew
TLSH	T1CAD5010C33FACA08F2BF4BF4A87585654771FE179C62D76C59A1799E14B2F08AA10723
TrID	49.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 29.3% (.EXE) InstallShield setup (43053/19/16) 4.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.4% (.EXE) Win64 Executable (generic) (6522/11/2) 3.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika	pebin
Reporter	abuse_ch
Tags:	exe ratonrat

abuse_ch

RatonRAT C2:
66.85.26.91:3132

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOC	ThreatFox Reference
66.85.26.91:3132	https://threatfox.abuse.ch/ioc/1778608/

Intelligence

File Origin

# of uploads :

# of downloads :

125

Origin country :

Vendor Threat Intelligence

Gathering data

Malware family:

n/a

ID:

File name:

ratonClient.exe

Verdict:

Malicious activity

Analysis date:

2026-03-29 14:28:39 UTC

Tags:

stealer

Link:

https://app.any.run/tasks/5a5c1750-d251-4e7b-a4b7-c47787d5c4b6

Note:

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

Gathering data

Detection(s):

Win.Packed.Adwarex-9851111-0

Win.Packed.Bulz-9891112-0

Verdict:

Malicious

Score:

97.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69c93715635680513cf5448f

Tags:

vmdetect emotet

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Using the Windows Management Instrumentation requests

Creating a window

Connection attempt

Sending a custom TCP request

DNS request

Verdict:

Malicious

Labled as:

MSIL.PasswordStealerA.Generic

Link:

https://www.hybrid-analysis.com/sample/21fb5e039247e3b506be23d5a6b370dd5ca6a84d7ce77fd09e97a3af770909b7

Result

Gathering data

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-03-29T11:30:00Z UTC

Last seen:

2026-03-29T11:46:00Z UTC

Hits:

~10

Detections:

Trojan-PSW.MSIL.Agent.sb Trojan.MSIL.Agent.sb HEUR:Trojan.Win32.Generic Backdoor.MSIL.Crysan.d Trojan-PSW.Win32.Coins.sb Trojan-PSW.MSIL.Stealer.sb

Link:

https://opentip.kaspersky.com/21fb5e039247e3b506be23d5a6b370dd5ca6a84d7ce77fd09e97a3af770909b7/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/adc297af-7ea2-4d61-93fc-f933a74d79e8

Result

Threat name:

Bitcoin Clipper, RatonRAT

Detection:

malicious

Classification:

troj.spyw.evad.mine

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1890662

Signature

.NET source code contains potential unpacker

.NET source code references suspicious native API functions

C2 URLs / IPs found in malware configuration

Contains functionality to capture screen (.Net source)

Contains functionality to disable the Task Manager (.Net Source)

Found malware configuration

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

Joe Sandbox ML detected suspicious sample

Multi AV Scanner detection for submitted file

Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)

Suricata IDS alerts for network traffic

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Yara detected AntiVM3

Yara detected Bitcoin Clipper

Yara detected Costura Assembly Loader

Yara detected Raton RAT

Behaviour

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/21fb5e039247e3b506be23d5a6b370dd5ca6a84d7ce77fd09e97a3af770909b7

Verdict:

inconclusive

YARA:

16 match(es)

Tags:

.Net Executable Fody/Costura Packer Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.00 SOS: 0.15 SOS: 0.18 SOS: 0.19 SOS: 0.20 SOS: 0.22 SOS: 0.23 SOS: 0.25 SOS: 0.28 SOS: 0.29 SOS: 0.30 SOS: 0.36 Win 32 Exe x86

Link:

https://app.malva.re/file/832f9bd4bd5b18e3764d9c6750504636

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/21fb5e039247e3b506be23d5a6b370dd5ca6a84d7ce77fd09e97a3af770909b7/

Verdict:

Malicious

Threat:

Trojan-PSW.MSIL.Crysan

Link:

https://tip.neiki.dev/file/21fb5e039247e3b506be23d5a6b370dd5ca6a84d7ce77fd09e97a3af770909b7

Threat name:

ByteCode-MSIL.Infostealer.ClipBanker

Status:

Malicious

First seen:

2026-03-29 14:28:59 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

22 of 36 (61.11%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=eh5v4a4si7r3kbv6epk2nm3q3voknkcnpttx7ue6s6r265yjbg3q._file

Verdict:

malicious

Label(s):

ratonrat

Similar samples:

error

RatonRAT

Result

Malware family:

n/a

Score:

9/10

Tags:

defense_evasion

Link:

https://tria.ge/reports/260329-r5b6sscw9m/

Behaviour

Delays execution with timeout.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Maps connected drives based on registry

Checks BIOS information in registry

Looks for VMWare Tools registry key

Looks for VirtualBox Guest Additions in registry

Unpacked files

SH256 hash:

21fb5e039247e3b506be23d5a6b370dd5ca6a84d7ce77fd09e97a3af770909b7

MD5 hash:

832f9bd4bd5b18e3764d9c6750504636

SHA1 hash:

ba14ba9f05dc608e77e62cd1aca15da0350c4d59

Link:

https://www.unpac.me/results/56b7d768-cd24-4390-b1e1-909644e2daeb/

SH256 hash:

f6bc1f246330cff418bea837410cf21dee7b98c7f9f883c0f72d700987ec58b3

MD5 hash:

8a1797dec92e30c5c1fe0213abd64cda

SHA1 hash:

5111eb962a4f2d1600d237b4f2eb40cd0eee13a5

Link:

https://www.unpac.me/results/56b7d768-cd24-4390-b1e1-909644e2daeb/

SH256 hash:

d8ee0fc96ce8de2e37bc8fdc051da7c1852b9a510270e663ba17281de23f049b

MD5 hash:

f8d5274e3368aa40cc0fd5798d19c783

SHA1 hash:

87f87d8c2b468fb87d82c3f5a849936c08d7a67c

Link:

https://www.unpac.me/results/56b7d768-cd24-4390-b1e1-909644e2daeb/

SH256 hash:

d838c40848daf87743e96d42f8db18bb66a0b27cff5a48926a85a61c2d3e05b9

MD5 hash:

0bfef61b203054f6fbf08419ffe3f018

SHA1 hash:

ed9d0418507630996eb2c473ec5daf11d185c2c6

Link:

https://www.unpac.me/results/56b7d768-cd24-4390-b1e1-909644e2daeb/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/21fb5e039247/report/overview.html

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/21fb5e039247e3b506be23d5a6b370dd5ca6a84d7ce77fd09e97a3af770909b7

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_Qemu_Description Create hunting rule

Rule name:	Check_Qemu_DeviceMap Create hunting rule

Rule name:	Check_VBox_Description Create hunting rule

Rule name:	Check_VBox_DeviceMap Create hunting rule

Rule name:	Check_VBox_Guest_Additions Create hunting rule

Rule name:	Check_VmTools Create hunting rule

Rule name:	Check_VMWare_DeviceMap Create hunting rule

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:	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:	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_EXE_Packed_Fody Create hunting rule
Author:	ditekSHen
Description:	Detects executables manipulated with Fody

Rule name:	INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs Create hunting rule
Author:	ditekSHen
Description:	Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

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_NoneWindowsUA Create hunting rule
Author:	ditekSHen
Description:	Detects Windows executables referencing non-Windows User-Agents

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender Create hunting rule
Author:	ditekSHen
Description:	Detects executables embedding registry key / value combination indicative of disabling Windows Defender features

Rule name:	Macos_Infostealer_Wallets_8e469ea0 Create hunting rule
Author:	Elastic Security

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:	NET Create hunting rule
Author:	malware-lu

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_imphash Create hunting rule

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

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

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/59674/

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