MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a828a86c9ad60a7884500e4ea54e8eec0e698bb051320a7cac5412ada6c8fbc7. 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: 9

Intelligence 9 IOCs YARA 20 File information Comments

SHA256 hash:	a828a86c9ad60a7884500e4ea54e8eec0e698bb051320a7cac5412ada6c8fbc7
SHA3-384 hash:	da1c9a5711716290af4529b1a85a888f274ebc4d8ff3a2b7e41220bbd9906bf5bbf39a1081e24d1de039b0d2c0b3345a
SHA1 hash:	2b9435029544a98e083065bb7cb15ec8b5a9eb85
MD5 hash:	b9f242f2fb5e9120d770334587c5a777
humanhash:	lion-butter-floor-beryllium
File name:	install_s.6.01.exe
Download:	download sample
Signature	ValleyRAT Create hunting rule
File size:	25'801'536 bytes
First seen:	2026-09-17 17:49:18 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	e3a528bb37b41d7a8cd8a95c897ac133 (7 x ValleyRAT)
ssdeep	98304:rs0VysGFMb1oG4QOye2F3+CMkBZ76Ya227tO:gsyT/QMIHp
TLSH	T1D747B59AB740CD83F517E23694679BF02326ECB48BB1934321917F59BF7E1898EE1184
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
Reporter	Ling
Tags:	exe SilverFox ValleyRAT

CNGaoLing

install_s.6.01.exe

The sample is retrieved from "https://www.2bxvrc1.com/load915"

SilverFox
IOC (ggjend.net) (msi8s0.oss-cn-beijing.aliyuncs.com) (mm2027.oss-cn-hangzhou.aliyuncs.com) (new2027.oss-cn-hongkong.aliyuncs.com)

Intelligence

File Origin

# of uploads :

# of downloads :

186

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

Hexa

Details

Link:

https://research.acce.ciphertechsolutions.com/results/788ee5fd-9d02-4a59-829e-46b044a36507/

Malware family:

n/a

ID:

File name:

exe

Verdict:

No threats detected

Analysis date:

2026-09-17 18:13:51 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/94767899-18ae-4151-a021-d2faee1a7728

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/86269/

Detection(s):

SecuriteInfo.com.Trojan.DownLoader50.21633.8575.990.UNOFFICIAL

Verdict:

Clean

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6acbb3fd24e6899c145f4ba6

Tags:

n/a

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-debug anti-vm invalid-signature microsoft_visual_cc reconnaissance signed

Link:

https://www.filescan.io/uploads/6aac28625ed65f7be5a9c24f/reports/db9b4aa0-02d5-42ed-9ab4-91bdebe33c4b/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_90%

Link:

https://www.hybrid-analysis.com/sample/a828a86c9ad60a7884500e4ea54e8eec0e698bb051320a7cac5412ada6c8fbc7

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-09-17T14:00:00Z UTC

Last seen:

2026-09-18T18:43:00Z UTC

Hits:

~10

Detections:

HEUR:Trojan-Dropper.Win32.Generic

Link:

https://opentip.kaspersky.com/a828a86c9ad60a7884500e4ea54e8eec0e698bb051320a7cac5412ada6c8fbc7/results?tab=lookup

Score:

76%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/a828a86c9ad60a7884500e4ea54e8eec0e698bb051320a7cac5412ada6c8fbc7

Gathering data

Threat name:

Win64.Trojan.AdvML

Status:

Malicious

First seen:

2026-09-17 17:50:29 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

21 of 38 (55.26%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=vaukq3e22yfhrbcqbzhkktuo5qhgtc5qkezau7fmkqjk3jwi7pdq._file

Result

Malware family:

n/a

Score:

10/10

Tags:

defense_evasion discovery execution persistence privilege_escalation trojan

Link:

https://tria.ge/reports/260917-weshbatglg/

Behaviour

Modifies Control Panel

Scheduled Task/Job: Scheduled Task

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: LoadsDriver

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

System policy modification

Uses Task Scheduler COM API

Enumerates physical storage devices

Event Triggered Execution: Screensaver

Executes a command shell one-liner

System Location Discovery: System Language Discovery

Drops file in Program Files directory

Drops file in System32 directory

Adds Run key to start application

Indicator Removal: Clear Persistence

Executes dropped EXE

Loads dropped DLL

Modifies file permissions

Command and Scripting Interpreter: PowerShell

Drops file in Drivers directory

UAC bypass

Windows security bypass

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/a828a86c9ad6/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/a828a86c9ad60a7884500e4ea54e8eec0e698bb051320a7cac5412ada6c8fbc7

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:	dependsonpythonailib Create hunting rule
Author:	Tim Brown
Description:	Hunts for dependencies on Python AI libraries

Rule name:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

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:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

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

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

Rule name:	TigerRAT_pe_yaraify Create hunting rule
Author:	hunts-yara-code
Description:	YARAify-tightened byte rule from 9 sample(s) -- VERIFY hits

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

Rule name:	WHIRLPOOL_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for WhirlPool constants

File information

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

Web download

ValleyRAT

exe a828a86c9ad60a7884500e4ea54e8eec0e698bb051320a7cac5412ada6c8fbc7

(this sample)

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/86269/

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