MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d519f610b614473e4440c2a5480c62cdf7273c16e907dc3a3779bdbbeffdd931. 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 YARA 17 File information Comments

SHA256 hash:	d519f610b614473e4440c2a5480c62cdf7273c16e907dc3a3779bdbbeffdd931
SHA3-384 hash:	507c64e8a7455c740d58bf42fee4738bcf7b10cac5c3992f6a7c8e7883bcdb6720313643f65078004524239f433d6b8a
SHA1 hash:	53f50d3189f78d50f902c64188052231d78f08e4
MD5 hash:	3da3c77545498bcaf0d6fe67e86ab53e
humanhash:	washington-mexico-west-potato
File name:	instdoload.1.3.09.exe
Download:	download sample
Signature	ValleyRAT Create hunting rule
File size:	40'686'592 bytes
First seen:	2026-10-06 04:53:22 UTC
Last seen:	Never
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	e611cb40dae30a74fa3f15a0e816a66a (23 x ValleyRAT, 1 x Nitol)
ssdeep	49152:+F335nW2J++1hhWugAx8z/TdqRD4a85Ejr9CbHd5nYeWgRF:45L3XLgAm9EHUvF
TLSH	T19A972C02B6468CC6F54852F45897FAA423FDFCB48AD5C31732E4671EAF9E28C0E83595
TrID	37.0% (.EXE) Win64 Executable (generic) (6522/11/2) 28.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 11.5% (.EXE) OS/2 Executable (generic) (2029/13) 11.3% (.EXE) Generic Win/DOS Executable (2002/3) 11.3% (.EXE) DOS Executable (generic) (2000/1)
Magika	pebin
dhash icon	a2838983a27464b4 (23 x ValleyRAT, 1 x Nitol)
Reporter	Ling
Tags:	exe SilverFox Trojan/SilverFox.bm[lddel] ValleyRAT

CNGaoLing

The sample is retrieved from "https://www.xhxjz08.com/30load"

Trojan/SilverFox.bm[lddel]
IOC (kgxzgh.net) (6rhjs0.oss-cn-beijing.aliyuncs.com) (mm2027.oss-cn-hangzhou.aliyuncs.com) (new2027.oss-cn-hongkong.aliyuncs.com) (154.36.188.200:19011) (47.243.229.126:18300)

Intelligence

File Origin

# of uploads :

# of downloads :

214

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

gh0st

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-10-06 05:08:48 UTC

Tags:

rat gh0st stego payload auto-reg evasion

Link:

https://app.any.run/tasks/69dfc8fc-1eb3-439f-a618-08d260f8f833

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=6ad0c93f6f551121ba1603c9

Tags:

shellcode cobalt virus blic

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

DNS request

Connection attempt

Sending a custom TCP request

Sending an HTTP GET request

Creating a file

Enabling the 'hidden' option for recently created files

Gathering data

Verdict:

Malicious

Labled as:

Tedy.Generic

Link:

https://www.hybrid-analysis.com/sample/d519f610b614473e4440c2a5480c62cdf7273c16e907dc3a3779bdbbeffdd931

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-10-06T01:40:00Z UTC

Last seen:

2026-10-07T21:33:00Z UTC

Hits:

~10

Detections:

HEUR:Trojan-Dropper.Win32.Generic

Link:

https://opentip.kaspersky.com/d519f610b614473e4440c2a5480c62cdf7273c16e907dc3a3779bdbbeffdd931/results?tab=lookup

Score:

46%

Verdict:

Susipicious

File Type:

Link:

https://malprob.io/report/d519f610b614473e4440c2a5480c62cdf7273c16e907dc3a3779bdbbeffdd931

Gathering data

Threat name:

Win64.Trojan.Malgent

Status:

Malicious

First seen:

2026-10-06 04:54:30 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

24 of 38 (63.16%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=2um7mefwcrdt4rcayksuqddczx3sopaw5ed5yorxpg63x3753eyq._file

Result

Malware family:

n/a

Score:

10/10

Tags:

defense_evasion discovery execution exploit persistence privilege_escalation trojan

Link:

https://tria.ge/reports/261006-fjrhtastgt/

Behaviour

Uses Task Scheduler COM API

System policy modification

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: LoadsDriver

Suspicious behavior: EnumeratesProcesses

Scheduled Task/Job: Scheduled Task

Runs net.exe

Modifies Control Panel

Checks processor information in registry

System Location Discovery: System Language Discovery

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

Executes a command shell one-liner

Event Triggered Execution: Screensaver

Enumerates physical storage devices

Enumerates video capture drivers

Drops file in Program Files directory

Launches sc.exe

Drops file in System32 directory

Indicator Removal: Clear Persistence

Enumerates connected drives

Adds Run key to start application

Modifies file permissions

Loads dropped DLL

Executes dropped EXE

Disables service(s)

Checks computer location settings

Checks BIOS information in registry

Possible privilege escalation attempt

Modifies RDP port number used by Windows

Drops file in Drivers directory

Command and Scripting Interpreter: PowerShell

Windows security bypass

UAC bypass

Malware family:

CobaltStrike

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/d519f610b614/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/d519f610b614473e4440c2a5480c62cdf7273c16e907dc3a3779bdbbeffdd931

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:	crime_win32_ransom_avaddon_1 Create hunting rule
Author:	@VK_Intel
Description:	Detects Avaddon ransomware
Reference:	https://twitter.com/VK_Intel/status/1300944441390370819

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

Rule name:	GoBinTest Create hunting rule

Rule name:	golang Create hunting rule

Rule name:	golang_binary_string Create hunting rule
Description:	Golang strings present

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

Rule name:	identity_golang Create hunting rule
Author:	Eric Yocam
Description:	find Golang malware

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

Rule name:	MULTI_Malware_Unknown_ForgeAuto_9d9a5cf9 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (inconnu, etat binaire)

Rule name:	MULTI_Malware_Unknown_ForgeAuto_de8d8480 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (inconnu, etat binaire)

Rule name:	ProgramLanguage_Golang Create hunting rule
Author:	albertzsigovits
Description:	Application written in Golang programming language

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:	Win_Clipboard_Clipper_Thengavar Create hunting rule
Author:	Thengavar
Description:	Detects malware manipulating the Windows clipboard for clipping or crypto stealing attacks

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

File information

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

Web download

ValleyRAT

exe d519f610b614473e4440c2a5480c62cdf7273c16e907dc3a3779bdbbeffdd931

(this sample)

Delivery method

Distributed via web download

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