MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9aa4acefa5e466252b942bfba34fe6e2ae5efa60ed3053d9aeba42bd422ff850. 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

ValleyRAT

Vendor detections: 16

Intelligence 16 IOCs YARA 23 File information Comments

SHA256 hash:	9aa4acefa5e466252b942bfba34fe6e2ae5efa60ed3053d9aeba42bd422ff850
SHA3-384 hash:	ced8c00c52da651eb79180019ec4f3b12b805d0a1a3c57cf5ae20d4f0d1acaf0c8d608780723154c3ffb7f80ff8ccf81
SHA1 hash:	2cff4a7becc975d1c8e577f73c9cb1671b9510a3
MD5 hash:	10e1d30f3e8002e8b65774b9a6d27da9
humanhash:	magazine-may-eleven-cup
File name:	10e1d30f3e8002e8b65774b9a6d27da9.exe
Download:	download sample
Signature	ValleyRAT Create hunting rule
File size:	3'155'470 bytes
First seen:	2026-10-04 07:28:42 UTC
Last seen:	Never
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	88016fcdef7f227c62171d0afad9aae4 (29 x ValleyRAT, 21 x OffLoader, 15 x Tofsee)
ssdeep	49152:IuI2hBFpQEEOxEpkuejHP5WEp+n8Mf2zD0e7V1SfrVNel:I5OBFXIb2PEvFYD0e7V1SfrVm
TLSH	T1A5E5F13FB28B653EE06E5A3A3A72E210553B7A2165134C1696F4C49CCF254B02E3F797
TrID	61.4% (.EXE) Inno Setup installer (107240/4/30) 23.8% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9) 3.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.7% (.EXE) Win64 Executable (generic) (6522/11/2) 2.5% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
dhash icon	289669d8d8699648 (2 x LiteHTTP, 2 x ValleyRAT, 1 x AgentTesla)
Reporter	abuse_ch
Tags:	exe ValleyRAT

Intelligence

File Origin

# of uploads :

# of downloads :

195

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/6ab6189b-9b73-4a12-9312-6b62ec4b38a8/

Malware family:

n/a

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-10-04 07:57:19 UTC

Tags:

valleyrat silverfox rat winos backdoor donutloader loader

Link:

https://app.any.run/tasks/0948a9a3-5b08-4e4a-ab0b-f331f9f6e22d

Note:

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

Detection:

WinosStager

Link:

https://www.capesandbox.com/analysis/90572/

Detection(s):

SecuriteInfo.com.Win32.Malware-gen.72655331.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Verdict:

Unknown

Link:

https://www.hybrid-analysis.com/sample/9aa4acefa5e466252b942bfba34fe6e2ae5efa60ed3053d9aeba42bd422ff850

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-07-19T21:49:00Z UTC

Last seen:

2026-10-05T21:28:00Z UTC

Hits:

~100

Link:

https://opentip.kaspersky.com/9aa4acefa5e466252b942bfba34fe6e2ae5efa60ed3053d9aeba42bd422ff850/results?tab=lookup

Malware family:

ValleyRAT

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/13f3804d-cad0-408c-9ddb-de724077a9c3

Result

Threat name:

DonutLoader, ValleyRAT

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1981916

Signature

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

C2 URLs / IPs found in malware configuration

Found malware configuration

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Unusual module load detection (module proxying)

Uses IRC for communication with a C&C

Yara detected DonutLoader

Yara detected ValleyRAT

Behaviour

Behavior Graph:

Download SVG

Score:

82%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/9aa4acefa5e466252b942bfba34fe6e2ae5efa60ed3053d9aeba42bd422ff850

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

Executable PE (Portable Executable) PE File Layout Win 32 Exe x86

Link:

https://app.malva.re/file/10e1d30f3e8002e8b65774b9a6d27da9

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/9aa4acefa5e466252b942bfba34fe6e2ae5efa60ed3053d9aeba42bd422ff850/

Threat name:

Win32.Trojan.Generic

Status:

Suspicious

First seen:

2026-07-24 03:36:17 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

15 of 24 (62.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=tkskz35f4rtckk4ufp52gt7g4kxf56ta5uyfhwnoxjbl2qrp7bia._file

Verdict:

malicious

Label(s):

ValleyRAT

Link:

https://reports.threatray.com/3bd8e196-7e23-4ed5-a201-fba4d7602664

Result

Malware family:

valleyrat_s2

Score:

10/10

Tags:

family:donutloader family:valleyrat_s2 backdoor defense_evasion discovery installer loader

Link:

https://tria.ge/reports/261004-jbbn6sytes/

Behaviour

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Inno Setup is an open-source installation builder for Windows applications.

Enumerates physical storage devices

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

System Location Discovery: System Language Discovery

Enumerates video capture drivers

Checks installed software on the system

Enumerates connected drives

Executes dropped EXE

Loads dropped DLL

Detects DonutLoader

Detects ValleyRAT payload

Family: DonutLoader

Family: ValleyRat

Unpacked files

SH256 hash:

9aa4acefa5e466252b942bfba34fe6e2ae5efa60ed3053d9aeba42bd422ff850

MD5 hash:

10e1d30f3e8002e8b65774b9a6d27da9

SHA1 hash:

2cff4a7becc975d1c8e577f73c9cb1671b9510a3

Link:

https://www.unpac.me/results/ab3e5295-29de-4cc1-bb91-508f9d2a2882/

SH256 hash:

c2bdab428dd23977bbb72b028f05ffd6bc67538039514d9605ed87c8de1f1741

MD5 hash:

0bf253f4a298ee95927ecc455547048d

SHA1 hash:

db472f777668ceb5b0d4141f2109743537e008a3

Link:

https://www.unpac.me/results/ab3e5295-29de-4cc1-bb91-508f9d2a2882/

SH256 hash:

8acd5113605b0fff4699e025cffcd1ec4cd638e2c0b3c5909972236f30b3ccf1

MD5 hash:

1a88ab4f40d8447532cd5ceefee64ba3

SHA1 hash:

34a068326eaea432362f76a29147eed784793bd7

Link:

https://www.unpac.me/results/ab3e5295-29de-4cc1-bb91-508f9d2a2882/

SH256 hash:

d43564a33dd71eba5fb2728b8eeaeb19f8c110edc49d8a74eae06143cf7a5eb1

MD5 hash:

c16ef008a7a4052d3b98b85e5ea2a4f2

SHA1 hash:

d53ab680b9689cfbe16128019f00f56d55c14770

Link:

https://www.unpac.me/results/ab3e5295-29de-4cc1-bb91-508f9d2a2882/

SH256 hash:

57d889476ed5280e12f6974a25744231049ffafdd3b87fe0bccdd513ac09192e

MD5 hash:

1dd38a1f0ab3adf60a9464d0515467c5

SHA1 hash:

1c2eb694368b30caf45ddb8bc1773e2756afb618

Detections:

triage_winos_rat_plugin_manager

win_winos_auto

Link:

https://www.unpac.me/results/ab3e5295-29de-4cc1-bb91-508f9d2a2882/

Malware family:

ValleyRAT

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/9aa4acefa5e4/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/9aa4acefa5e466252b942bfba34fe6e2ae5efa60ed3053d9aeba42bd422ff850

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:	Borland Create hunting rule
Author:	malware-lu

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:	GenericGh0st Create hunting rule
Author:	Still

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

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

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

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:	Windows_Trojan_Donutloader_f40e3759 Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_Winos_464b8a2e Create hunting rule
Author:	Elastic Security

Rule name:	WinosStager Create hunting rule
Author:	YungBinary
Description:	https://www.esentire.com/blog/winos4-0-online-module-staging-component-used-in-cleversoar-campaign

Rule name:	WIN_Malware_ACRStealer_ForgeAuto_1084c837_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects ACRStealer (pe, etat extrait)

Rule name:	WIN_Malware_Fantom_ForgeAuto_98e6f354_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Fantom (pe, etat extrait)

Rule name:	WIN_Malware_Unknown_ForgeAuto_1708427c_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat extrait)

Rule name:	WIN_Malware_Unknown_ForgeAuto_4ab123d7_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat extrait)

Rule name:	WIN_Malware_Unknown_ForgeAuto_6422f546_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat extrait)

Rule name:	WIN_Malware_Unknown_ForgeAuto_f5d58a9e_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat extrait)

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

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/90572/

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