MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e7281b718cdea968d128fbf8fee95c8fe3a474e331e9517462e38e0d8a4fec3f. 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: 6

Intelligence 6 IOCs YARA 17 File information Comments

SHA256 hash:	e7281b718cdea968d128fbf8fee95c8fe3a474e331e9517462e38e0d8a4fec3f
SHA3-384 hash:	398e547ee509889705932a5772c106ac8dae6725772276bbb7912de832691f778bafc964967da3c332fc27866fd0367a
SHA1 hash:	836723e6a3883ff18db554ae44e6787d734330a5
MD5 hash:	3eb98191d490e172982c26a29a11ab09
humanhash:	early-emma-crazy-berlin
File name:	点击安装简体中文包.msi
Download:	download sample
Signature	ValleyRAT Create hunting rule
File size:	667'136 bytes
First seen:	2026-09-13 16:29:58 UTC
Last seen:	Never
File type:	msi
MIME type:	application/x-msi
ssdeep	12288:AKF9OoVVwjo0R0XmsEqtb2BmiMXhcTgZrukrJx36snhK7hKtppUIT6rVexrU+YJ/:jFr4jVrsEqN23MXhc6fr2wc1Km+6peOR
TLSH	T184E4232BBEA7DF7BD0136CBD4653854580AC9C241BC295933B4DF10A6EB5FB42A541C8
Magika	msi
Reporter	Ling
Tags:	msi SilverFox ValleyRAT

CNGaoLing

SilverFox
IOC (IP 160.20.57.30:6000)

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

MSI

Details

Link:

https://research.acce.ciphertechsolutions.com/results/22fc4b27-f8cc-4754-82e7-c08752b4b1be/

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/85258/

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

anti-debug base64 CAB fingerprint installer keylogger reconnaissance wix

Link:

https://www.filescan.io/uploads/6aa6cf9e275639cb9067676d/reports/79737e0f-5be1-4654-8a34-88237acff0b7/overview

Verdict:

Malicious

Link:

https://www.hybrid-analysis.com/sample/e7281b718cdea968d128fbf8fee95c8fe3a474e331e9517462e38e0d8a4fec3f

Verdict:

Malicious

File Type:

msi

First seen:

2026-09-13T06:08:00Z UTC

Last seen:

2026-09-13T10:38:00Z UTC

Hits:

~10

Detections:

HEUR:Trojan.Win32.Agent.gen

Link:

https://opentip.kaspersky.com/e7281b718cdea968d128fbf8fee95c8fe3a474e331e9517462e38e0d8a4fec3f/results?tab=lookup

Score:

16%

Verdict:

Benign

File Type:

Result

Malware family:

n/a

Score:

9/10

Tags:

defense_evasion persistence privilege_escalation ransomware

Link:

https://tria.ge/reports/260913-tzzq1szdkh/

Behaviour

Checks SCSI registry key(s)

Checks processor information in registry

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Uses Volume Shadow Copy service COM API

Event Triggered Execution: Installer Packages

Checks for VirtualBox DLLs, possible anti-VM trick

Drops file in Windows directory

Checks system information in the registry

Adds Run key to start application

Enumerates connected drives

Checks BIOS information in registry

Executes dropped EXE

Looks for VMWare Tools registry key

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

Looks for VirtualBox Guest Additions in registry

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:	Check_Qemu_Description Create hunting rule

Rule name:	Check_Qemu_DeviceMap Create hunting rule

Rule name:	Check_VBox_Description Create hunting rule

Rule name:	Check_VBox_DeviceMap Create hunting rule

Rule name:	Check_VBox_Guest_Additions Create hunting rule

Rule name:	Check_VBox_VideoDrivers Create hunting rule

Rule name:	Check_VmTools Create hunting rule

Rule name:	Check_VMWare_DeviceMap Create hunting rule

Rule name:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

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

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

Rule name:	INDICATOR_SUSPICIOUS_References_SecTools Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many IR and analysis tools

Rule name:	INDICATOR_SUSPICIOUS_VM_Evasion_VirtDrvComb Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing combination of virtualization drivers

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	pe_no_import_table Create hunting rule
Description:	Detect pe file that no import table

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

File information

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

Web download

msi e7281b718cdea968d128fbf8fee95c8fe3a474e331e9517462e38e0d8a4fec3f

(this sample)

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/85258/

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