MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7bcb6b3adcb435fd804e1b791bb687573b7df2e8f5c08517e0b4de9d4f3b9776. 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: 12

Intelligence 12 IOCs 1 YARA 29 File information Comments

SHA256 hash:	7bcb6b3adcb435fd804e1b791bb687573b7df2e8f5c08517e0b4de9d4f3b9776
SHA3-384 hash:	eb23d0f62da0f09b916f952f761c0e087e61e7bed33dc41b09b953a94687653c3dcd47bc260bc89aee45c25b8c2570e8
SHA1 hash:	d1f24bebb41d15b92773cf2b13ab4f46de52160e
MD5 hash:	f4f7714b9c3c056794c20ede93593197
humanhash:	failed-speaker-xray-mango
File name:	yuanbao_v2.371_x64.exe
Download:	download sample
Signature	ValleyRAT Create hunting rule
File size:	56'043'749 bytes
First seen:	2026-08-12 13:08:50 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	d2c82993d1a616abe994cabd5db7b4f8 (3 x ValleyRAT)
ssdeep	1572864:TIuBcQqtTt03MhuiHaYgXgkHquQQIDm0I5RJwRoPtR:8wc1tV6YgwkHq3QIDm0QJwkR
TLSH	T112C73313B6C2C5F2D45612B0956AA73647BEBD304720D2D3EBD99A0E1F706C0EB37662
TrID	28.3% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9) 21.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 18.1% (.EXE) Win32 EXE Yoda's Crypter (26569/9/4) 11.2% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 4.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Magika	pebin
dhash icon	92e0b496a6cada72 (12 x RedLineStealer, 7 x RaccoonStealer, 5 x BlankGrabber)
Reporter	Ling
Tags:	exe SilverFox Trojan/SilverFox.sa ValleyRAT

CNGaoLing

Trojan/SilverFox.sa
IOC (IP 112.213.110.210:441)

Indicators Of Compromise (IOCs)

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

IOC	ThreatFox Reference
112.213.110.210:441	https://threatfox.abuse.ch/ioc/1873066/

Intelligence

File Origin

# of uploads :

# of downloads :

197

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

exe

Verdict:

No threats detected

Analysis date:

2026-08-12 13:19:42 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/11b3efa7-c0bb-4c0d-aa63-f9a176bf8843

Note:

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

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ac589d4f1f9523193f0cd72

Tags:

ransomware dropper emotet xtreme

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file in the %temp% subdirectories

Searching for synchronization primitives

Creating a process from a recently created file

Creating a window

Deleting a recently created file

Creating a file in the Program Files subdirectories

Searching for the window

Creating a file in the %AppData% subdirectories

Creating a file in the Windows subdirectories

Сreating synchronization primitives

DNS request

Using the Windows Management Instrumentation requests

Connection attempt

Sending a custom TCP request

Sending an HTTP GET request

Connection attempt to an infection source

Sending a TCP request to an infection source

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Enabling autorun by creating a file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

adaptive-context anti-debug anti-vm crypto crypto evasive fingerprint installer microsoft_visual_cc obfuscated overlay packed packed reconnaissance xor-pe xor-pe

Link:

https://www.filescan.io/uploads/6a7c70928bb7ee2355b0a4dc/reports/ecdbbfb0-26d1-4558-81c0-2e31d159236b/overview

Verdict:

Malicious

Labled as:

QD:Adware.GenericQ

Link:

https://www.hybrid-analysis.com/sample/7bcb6b3adcb435fd804e1b791bb687573b7df2e8f5c08517e0b4de9d4f3b9776

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-08-02T17:30:00Z UTC

Last seen:

2026-08-14T02:43:00Z UTC

Hits:

~100

Link:

https://opentip.kaspersky.com/7bcb6b3adcb435fd804e1b791bb687573b7df2e8f5c08517e0b4de9d4f3b9776/results?tab=lookup

Score:

43%

Verdict:

Susipicious

File Type:

Link:

https://malprob.io/report/7bcb6b3adcb435fd804e1b791bb687573b7df2e8f5c08517e0b4de9d4f3b9776

Gathering data

Threat name:

Win32.Trojan.Generic

Status:

Suspicious

First seen:

2026-08-03 02:51:57 UTC

File Type:

PE (Exe)

Extracted files:

4850

AV detection:

15 of 38 (39.47%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ppfwwow4wq273acodn4rxnuhk45x34xi6xaikf7awtpj2tz3s53a._file

Verdict:

malicious

Label(s):

ValleyRAT

Result

Malware family:

valleyrat_s2

Score:

10/10

Tags:

family:valleyrat_s2 backdoor bootkit defense_evasion discovery execution persistence privilege_escalation trojan upx

Link:

https://tria.ge/reports/260812-qd4lasxgjd/

Behaviour

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Suspicious use of SendNotifyMessage

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: AddClipboardFormatListener

Runs net.exe

Modifies registry class

Modifies data under HKEY_USERS

Enumerates system info in registry

Checks processor information in registry

Checks SCSI registry key(s)

Embeds OpenSSL

Enumerates physical storage devices

Executes a command shell one-liner

System Location Discovery: System Language Discovery

Drops file in Program Files directory

Launches sc.exe

UPX packed file

Drops file in System32 directory

Checks system information in the registry

Writes to the Master Boot Record (MBR)

Network Share Discovery

Enumerates connected drives

Checks whether UAC is enabled

Checks installed software on the system

Adds Run key to start application

Modifies file permissions

Loads dropped DLL

Executes dropped EXE

Event Triggered Execution: Component Object Model Hijacking

Checks computer location settings

Family: ValleyRat

Detects ValleyRAT payload

Malware Config

C2 Extraction:

112.213.110.210:441
127.0.0.1:80

Malware family:

ValleyRAT

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/7bcb6b3adcb4/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:	BLOWFISH_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for Blowfish constants

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:	DebuggerException__SetConsoleCtrl 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:	GenericGh0st Create hunting rule
Author:	Still

Rule name:	Gh0stKCP Create hunting rule
Author:	Netresec
Description:	Detects HP-Socket ARQ and KCP implementations, which are used in Gh0stKCP. Forked from @stvemillertime's KCP catchall rule.
Reference:	https://netresec.com/?b=259a5af

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

Rule name:	Indicator_MiniDumpWriteDump Create hunting rule
Author:	Obscurity Labs LLC
Description:	Detects PE files and PowerShell scripts that use MiniDumpWriteDump either through direct imports or string references

Rule name:	malware_shellcode_hash Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect shellcode api hash value

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

Rule name:	meth_peb_parsing Create hunting rule
Author:	Willi Ballenthin

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 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:	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:	UPX Create hunting rule
Author:	kevoreilly
Description:	UPX Unpacker: dump on OEP (original entry point)

Rule name:	UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser Create hunting rule
Author:	malware-lu

Rule name:	UPXv20MarkusLaszloReiser Create hunting rule
Author:	malware-lu

Rule name:	ValleyRAT Create hunting rule
Author:	NDA0E
Description:	Detects ValleyRAT

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_Generic_Threat_4b0b73ce 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_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.

Web download

ValleyRAT

exe 7bcb6b3adcb435fd804e1b791bb687573b7df2e8f5c08517e0b4de9d4f3b9776

(this sample)

Delivery method

Distributed via web download

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