MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fc397bf8ddae5d01a16beb2076261b2a708b7cb3e8fea0898e56127a757153de. 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: 11


Intelligence 11 IOCs YARA 1 File information Comments

SHA256 hash: fc397bf8ddae5d01a16beb2076261b2a708b7cb3e8fea0898e56127a757153de
SHA3-384 hash: 4898d6b53c440dd088f949e854de43495e45327e4b6c11b3c636aaa64f29bd39b1f665c84fb0af469e5e7475a546cb6d
SHA1 hash: 611b5f4ac204e4ea14b8d9d32727fb49d418726d
MD5 hash: 07c01de3b6ff6532cf58f7cab029d26f
humanhash: jersey-hydrogen-asparagus-echo
File name:app_setup.6653002.msi
Download: download sample
Signature ValleyRAT
File size:7'114'752 bytes
First seen:2026-07-14 02:18:12 UTC
Last seen:Never
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 98304:pB6B0TitPiEW/IaMIpMDH2SGck+LfdKYyrKqN6qinuy8wTTUw2sRxVlFtRx+TNjW:pB6fPq0iA++LOrK+6243RxRtRsx6
Threatray 59 similar samples on MalwareBazaar
TLSH T1ED6633D178C529B1E083DB785822767EB1393FC37FAB4D053AA97A145EB331221B5386
TrID 88.4% (.MST) Windows SDK Setup Transform script (61000/1/5)
11.5% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika msi
Reporter Ling
Tags:msi SilverFox ValleyRAT


Avatar
CNGaoLing
The sample is retrieved from "hxxps://gw-sogou[.]com[.]cn" -> "hxxps://www[.]gehie246[.]com/712down"

SilverFox
IOC (Domain pktixt.net) (Domain 710new.oss-cn-beijing.aliyuncs.com) (Domain 26nn.oss-cn-hangzhou.aliyuncs.com)

Intelligence


File Origin
# of uploads :
1
# of downloads :
99
Origin country :
US US
Vendor Threat Intelligence
Verdict:
Malicious
Score:
99.1%
Tags:
emotet virus remo hype
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
CAB installer installer overlay packed packed persistence wix
Verdict:
Malicious
File Type:
msi
First seen:
2026-07-13T22:38:00Z UTC
Last seen:
2026-07-15T07:02:00Z UTC
Hits:
~10
Detections:
Trojan.Win32.Agent.sba Trojan-Banker.Win32.Emotet.gpmh HackTool.Multi.AmsiETWPatch.sb
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
CAB:COMPRESSION:LZX Executable Office Document PE (Portable Executable) PE File Layout
Threat name:
Win64.Trojan.Malgent
Status:
Malicious
First seen:
2026-07-14 02:19:41 UTC
File Type:
Binary (Archive)
Extracted files:
3
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
defense_evasion discovery execution exploit persistence privilege_escalation ransomware trojan
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Modifies Control Panel
Modifies data under HKEY_USERS
Modifies registry class
Runs net.exe
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System policy modification
Uses Task Scheduler COM API
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
Event Triggered Execution: Installer Packages
Event Triggered Execution: Screensaver
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Drops file in Windows directory
Launches sc.exe
Drops file in System32 directory
Adds Run key to start application
Badlisted process makes network request
Enumerates connected drives
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
Malware family:
CobaltStrike
Verdict:
Malicious
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:FreddyBearDropper
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.

File information


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

Web download

ValleyRAT

Microsoft Software Installer (MSI) msi fc397bf8ddae5d01a16beb2076261b2a708b7cb3e8fea0898e56127a757153de

(this sample)

  
Delivery method
Distributed via web download

Comments