MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7da191c3d8b15e0c19d6913f884daee5d8fd358622647cdd1814ba14da493877. 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: 8

Intelligence 8 IOCs YARA 14 File information Comments

SHA256 hash:	7da191c3d8b15e0c19d6913f884daee5d8fd358622647cdd1814ba14da493877
SHA3-384 hash:	44624e2ffe9198d8c993cbfc57412231d83f3dfbfaef9f9f158ed2e6d647393a1ab4f23215490920be6d60574c04870a
SHA1 hash:	c19a3b20d96ef3e02ed1fe40047e82f0369654de
MD5 hash:	0d8628a6d84cc2853834821e3ae7672a
humanhash:	quebec-violet-kilo-low
File name:	Letspn_latest_1.7.5.exe
Download:	download sample
Signature	ValleyRAT Create hunting rule
File size:	46'993'920 bytes
First seen:	2026-09-18 15:58:24 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	e32f8693c5b099ae5f1c65c890774751 (2 x ValleyRAT)
ssdeep	786432:qQiHcfSIuf13BeEHtxBBd7yAtSCeEzPSBw3ObgK3hrxt94mi:qQWcT0/Ny2hUw3ObgK3htTdi
TLSH	T133A7232B72A581B8E267C43AC9F38610A873B4738F7187EB795106B91E179D22D7F314
TrID	77.4% (.EXE) InstallShield setup (43053/19/16) 11.7% (.EXE) Win64 Executable (generic) (6522/11/2) 3.6% (.EXE) OS/2 Executable (generic) (2029/13) 3.6% (.EXE) Generic Win/DOS Executable (2002/3) 3.5% (.EXE) DOS Executable (generic) (2000/1)
Magika	pebin
dhash icon	69ccd4d49696cc71 (24 x ValleyRAT, 13 x Adware.Adload, 8 x CoinMiner)
Reporter	Ling
Tags:	exe SilverFox ValleyRAT

CNGaoLing

Letspn_latest_1.7.5.exe

SilverFox
IOC (Domain chengxin1.vip) (IP 23.224.194.31 :80 / :9000)

Intelligence

File Origin

# of uploads :

# of downloads :

174

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

exe

Verdict:

No threats detected

Analysis date:

2026-09-18 17:01:13 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/a1449d4b-fa7c-40c2-9199-b584fc7d99cb

Note:

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

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file in the %temp% directory

Creating a process from a recently created file

Creating a file

Enabling the 'hidden' option for recently created files

Creating a window

Сreating synchronization primitives

Searching for analyzing tools

Searching for the window

DNS request

Connection attempt

Sending an HTTP POST request

Sending a custom TCP request

Setting a keyboard event handler

Sending an HTTP GET request

Running batch commands

Creating a process with a hidden window

Launching a process

Enabling autorun by creating a file

Verdict:

Malicious

Labled as:

Downloader.Generic

Link:

https://www.hybrid-analysis.com/sample/7da191c3d8b15e0c19d6913f884daee5d8fd358622647cdd1814ba14da493877

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-09-18T03:16:00Z UTC

Last seen:

2026-09-19T13:53:00Z UTC

Hits:

~100

Detections:

Trojan.Win32.DLLhijack.apdg Trojan-Spy.Win64.Agent.sb VHO:Trojan.Win32.Dllhijack.apdg Trojan-Spy.Win32.Bobik.dvzc Trojan.Win32.DLLhijack.sb

Link:

https://opentip.kaspersky.com/7da191c3d8b15e0c19d6913f884daee5d8fd358622647cdd1814ba14da493877/results?tab=lookup

Score:

95%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/7da191c3d8b15e0c19d6913f884daee5d8fd358622647cdd1814ba14da493877

Gathering data

Threat name:

Win64.Trojan.Malgent

Status:

Malicious

First seen:

2026-09-18 09:04:21 UTC

File Type:

PE+ (Exe)

Extracted files:

875

AV detection:

16 of 38 (42.11%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=pwqzdq6ywfpaygowse7yqtno4xmp2nmgejshzxiycs5bjwsjhb3q._file

Result

Malware family:

n/a

Score:

9/10

Tags:

defense_evasion discovery execution persistence privilege_escalation spyware themida trojan

Link:

https://tria.ge/reports/260918-te7acsywbv/

Behaviour

Uses Task Scheduler COM API

Suspicious use of WriteProcessMemory

Suspicious use of SendNotifyMessage

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: LoadsDriver

Suspicious behavior: EnumeratesProcesses

Modifies system certificate store

Modifies registry class

Modifies data under HKEY_USERS

Gathers network information

Checks SCSI registry key(s)

Command and Scripting Interpreter: PowerShell

Enumerates physical storage devices

Event Triggered Execution: Netsh Helper DLL

Executes a command shell one-liner

System Location Discovery: System Language Discovery

Drops file in Program Files directory

Drops file in Windows directory

Drops file in System32 directory

Suspicious use of NtSetInformationThreadHideFromDebugger

Network Service Discovery

Checks whether UAC is enabled

Checks installed software on the system

Adds Run key to start application

Unexpected DNS network traffic destination

Themida packer

Loads dropped DLL

Executes dropped EXE

Checks computer location settings

Checks BIOS information in registry

Modifies Windows Firewall

Drops file in Drivers directory

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/7da191c3d8b1/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/7da191c3d8b15e0c19d6913f884daee5d8fd358622647cdd1814ba14da493877

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

Rule name:	Detect_all_IPv6_variants Create hunting rule
Author:	Bierchermuesli
Description:	Generic IPv6 catcher

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

Rule name:	INDICATOR_EXE_Packed_Themida Create hunting rule
Author:	ditekSHen
Description:	Detects executables packed with Themida

Rule name:	NSIS Create hunting rule
Author:	kevoreilly
Description:	NSIS Integrity Check function

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	SUSP_XORed_Mozilla_Oct19 Create hunting rule
Author:	Florian Roth
Description:	Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:	https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()

Rule name:	SUSP_XORed_Mozilla_RID2DB4 Create hunting rule
Author:	Florian Roth
Description:	Detects suspicious XORed keyword - Mozilla/5.0
Reference:	Internal Research

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/

File information

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

Web download

ValleyRAT

exe 7da191c3d8b15e0c19d6913f884daee5d8fd358622647cdd1814ba14da493877

(this sample)

Delivery method

Distributed via web download

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