MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a82ddf1015b9f676b2aa720f33e351330418e7739da9e90ddb6ebed1304dcd40. 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 24 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a82ddf1015b9f676b2aa720f33e351330418e7739da9e90ddb6ebed1304dcd40
SHA3-384 hash: c2da0872e0c1e5d64c04f187e1f60c35212d07765af743ec87e40645952815f3d2f9ba2d9d4ff0fd3076eefcf0286e63
SHA1 hash: c11961ace6157d86482167527927cbe937a8a38a
MD5 hash: ebd0b8e0f53ea8a997823dab5224f2e9
humanhash: iowa-sweet-hamper-colorado
File name:install_n3w011.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:42'790'400 bytes
First seen:2026-08-08 15:56:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 380560563ebacca1589d8d38ac610187 (16 x ValleyRAT)
ssdeep 196608:cSnmlCYTn2d/7TWmObFtDhb6Z/LzEnSQ5Ps6EgX:jabW4LDL
TLSH T100972E06B701CD9AF4255238888B0FA1B775DCB18A6A932723B8763D3FFE35C5E91944
TrID 48.4% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
19.1% (.EXE) Win64 Executable (generic) (6522/11/2)
14.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.9% (.EXE) OS/2 Executable (generic) (2029/13)
5.8% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
dhash icon c4e0b0a4cc74626a (16 x ValleyRAT)
Reporter Ling
Tags:exe SilverFox Trojan/SilverFox.bm[lddel] ValleyRAT


Avatar
CNGaoLing
The sample is retrieved from "https://we-drivergenius.com.cn" -> "https://www.wqnue9187.com/89load"

Trojan/SilverFox.bm[lddel]
IOC (Domain unby6r.oss-cn-beijing.aliyuncs.com) (Domain 2026mn.oss-cn-hongkong.aliyuncs.com)

Intelligence

File Origin
# of uploads :
1
# of downloads :
186
Origin country :
US US
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
No threats detected
Analysis date:
2026-08-08 15:59:12 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6170c0bf-e115-44b0-9080-4e7fdb4d00cf

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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
Creating a file in the Windows subdirectories
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug crypto fingerprint microsoft_visual_cc
Link:
https://www.filescan.io/uploads/6a7751f0ebed19cd03d9032f/reports/79ea083c-63d3-4490-820d-bb37cbbe11c1/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/a82ddf1015b9f676b2aa720f33e351330418e7739da9e90ddb6ebed1304dcd40
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-08-08T12:26:00Z UTC
Last seen:
2026-08-10T06:44:00Z UTC
Hits:
~100
Detections:
Trojan.Win32.Agent.sba Trojan.Agent.HTTP.C&C HackTool.Multi.AmsiETWPatch.sb HEUR:Trojan-Dropper.Win32.Generic
Link:
https://opentip.kaspersky.com/a82ddf1015b9f676b2aa720f33e351330418e7739da9e90ddb6ebed1304dcd40/results?tab=lookup
Score:
46%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/a82ddf1015b9f676b2aa720f33e351330418e7739da9e90ddb6ebed1304dcd40
Gathering data
Threat name:
Win64.Trojan.Vigorf
Create hunting rule
Status:
Suspicious
First seen:
2026-08-08 15:58:48 UTC
File Type:
PE+ (Exe)
Extracted files:
13
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vaw56eavxh3hnmvkoihthy2rgmcbrz3ttwu6sdo3n27ncmcnzvaa._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion execution persistence
Link:
https://tria.ge/reports/260808-td83kaec56/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Uses Task Scheduler COM API
Executes a command shell one-liner
Drops file in System32 directory
Adds Run key to start application
Indicator Removal: Clear Persistence
Executes dropped EXE
Loads dropped DLL
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__QueryInfo
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:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:dgaaga
Create hunting rule
Author:Harshit
Description:Detects suspicious PowerShell or registry activity
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
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:Golang_Find_CSC846
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:grakate_stealer_nov_2021
Create hunting rule
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
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:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
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:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb

File information

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

Web download

ValleyRAT

Executable exe a82ddf1015b9f676b2aa720f33e351330418e7739da9e90ddb6ebed1304dcd40

(this sample)

  
Delivery method
Distributed via web download

Comments