MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b37ebc9801fbd25c66d48bf254b94044c24952eaed80747bde1828d85a10f167. 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 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b37ebc9801fbd25c66d48bf254b94044c24952eaed80747bde1828d85a10f167
SHA3-384 hash: 2af0e2186cd11c9273feda55496315d3d5781b3787ae7e366d2f62e3af47a1284517bee9fbd4512f9a642578b87a4b39
SHA1 hash: 932e4c04ba5d0e1499c0da8443e799c244db32ce
MD5 hash: b010d1d702672ae6f9e8c1d0ee88f3bf
humanhash: nitrogen-carpet-fruit-vegan
File name:ainstaller-86533012.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:77'527'552 bytes
First seen:2026-06-19 03:26:49 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 380560563ebacca1589d8d38ac610187 (10 x ValleyRAT)
ssdeep 196608:ZNnmx+fMeDrR91QJBqtiEPFNPy9iRlQTn2VMrqNU8kQmHZspvUED:HvfRba9i4BrqNhvUC
TLSH T10D08F816B7468DDAF4299334889B4F50B372E8B157B1871323B423289FEF38C5FA6654
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 c4e0b0a4cc74626a (10 x ValleyRAT)
Reporter Ling
Tags:exe SilverFox Trojan/SilverFox.bm[lddel] ValleyRAT


Avatar
CNGaoLing
ainstaller-86533012.exe

The sample is retrieved from hxxps://www[.]hed6g8u[.]com/installd

Trojan/SilverFox.bm[lddel]
IOC (Domain jun616.oss-cn-beijing.aliyuncs.com)

Intelligence

File Origin
# of uploads :
1
# of downloads :
191
Origin country :
US US
Vendor Threat Intelligence
No detections
Malware family:
gh0st
Create hunting rule
ID:
1
File name:
ainstaller-86533012.exe
Verdict:
Malicious activity
Analysis date:
2026-06-19 03:22:47 UTC
Tags:
payload remote rat gh0st stego auto-reg auto-sch uac
Link:
https://app.any.run/tasks/5f256958-5935-4335-b76d-118c91ece441

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a34b5e51548daf709f7c19f
Tags:
shellcode cobalt small 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
Creating a file in the Windows subdirectories
Creating a process from a recently created file
Creating a process with a hidden window
Running batch commands
Enabling autorun by creating a file
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-debug crypto fingerprint microsoft_visual_cc
Link:
https://www.filescan.io/uploads/6a34b75c62d0679105f8713c/reports/2992758c-1681-443b-a1ad-125b512da6e5/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/b37ebc9801fbd25c66d48bf254b94044c24952eaed80747bde1828d85a10f167
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-06-19T00:24:00Z UTC
Last seen:
2026-06-20T23:22:00Z UTC
Hits:
~1000
Detections:
Trojan.Win32.Agent.sba Trojan.Agent.HTTP.C&C HackTool.Multi.AmsiETWPatch.sb not-a-virus:HEUR:RiskTool.Win32.EvadeAV.gen Trojan.Win32.EtwTamper.chq
Link:
https://opentip.kaspersky.com/b37ebc9801fbd25c66d48bf254b94044c24952eaed80747bde1828d85a10f167/results?tab=lookup
Score:
70%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b37ebc9801fbd25c66d48bf254b94044c24952eaed80747bde1828d85a10f167
Gathering data
Verdict:
Malicious
Threat:
HackTool.Multi.AmsiETWPatch
Link:
https://tip.neiki.dev/file/b37ebc9801fbd25c66d48bf254b94044c24952eaed80747bde1828d85a10f167
Threat name:
Win64.Trojan.Malgent
Create hunting rule
Status:
Malicious
First seen:
2026-06-19 03:22:15 UTC
File Type:
PE+ (Exe)
Extracted files:
13
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wn7lzgab7pjfyzwurpzfjokaitbesuxk5wahi666daunqwqq6ftq._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
defense_evasion discovery execution exploit persistence privilege_escalation trojan
Link:
https://tria.ge/reports/260619-dz2mlsdv7p/
Behaviour
Checks processor information in registry
Modifies Control Panel
Modifies registry class
Runs net.exe
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
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Launches sc.exe
Drops file in System32 directory
Adds Run key to start application
Indicator Removal: Clear Persistence
Checks computer location settings
Disables service(s)
Executes dropped EXE
Loads dropped DLL
Modifies file permissions
Command and Scripting Interpreter: PowerShell
Drops file in Drivers directory
Modifies RDP port number used by Windows
Possible privilege escalation attempt
UAC bypass
Windows security bypass
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: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: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:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
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: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: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 b37ebc9801fbd25c66d48bf254b94044c24952eaed80747bde1828d85a10f167

(this sample)

  
Delivery method
Distributed via web download

Comments