MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5efe52f91a929063ccb3b9fa977dafa62e12e3f05bed660b79389574c89ed678. 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: 14


Intelligence 14 IOCs 1 YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5efe52f91a929063ccb3b9fa977dafa62e12e3f05bed660b79389574c89ed678
SHA3-384 hash: c894d8b82884433208614aa2fbdd4ecbb4c43a36b1f19572e49e2c3d59f96e60d5a7e7fabf7e807cf788f5ce36d96829
SHA1 hash: 13b98a5757144a2552131a425af6c480064a774a
MD5 hash: ce421ef1c7bb84438bae62a88fd20e61
humanhash: kentucky-three-white-hamper
File name:ce421ef1c7bb84438bae62a88fd20e61.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:35'244'384 bytes
First seen:2025-05-18 21:45:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2880ae067ece63bc662ccf97bbe5003e (1 x ValleyRAT)
ssdeep 49152:aD3WWdalG40NLqSFe/jffU/8owgQG2jcQEgBF4TrDLjyCuUiTHdP8TqHKBjrE7Me:qGWdalG4GoGUH6uU6R8+H6vu
Threatray 319 similar samples on MalwareBazaar
TLSH T1BB77F001AC8353B2DD0D36FC309D63309AF59D4F0F2685935FE6DA64CB6E5406A26E2B
TrID 38.7% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
24.6% (.EXE) Win64 Executable (generic) (10522/11/4)
11.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
10.5% (.EXE) Win32 Executable (generic) (4504/4/1)
4.7% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
dhash icon e96d152121290909 (3 x ValleyRAT)
Reporter abuse_ch
Tags:exe RAT ValleyRAT


Avatar
abuse_ch
ValleyRAT C2:
206.233.130.199:6666

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
206.233.130.199:6666 https://threatfox.abuse.ch/ioc/1525375/

Intelligence

File Origin
# of uploads :
1
# of downloads :
601
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ce421ef1c7bb84438bae62a88fd20e61.exe
Verdict:
Malicious activity
Analysis date:
2025-05-18 21:47:00 UTC
Tags:
auto-startup payload arch-exec silverfox backdoor valleyrat winos rat
Link:
https://app.any.run/tasks/b48ef5b9-db31-4e64-9af8-5cbe1be44045

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=682a56e5e5aa44ec2e1aaa6c
Tags:
flystudio autorun emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Searching for synchronization primitives
Restart of the analyzed sample
Creating a process with a hidden window
Creating a file
Delayed reading of the file
Creating a process from a recently created file
Running batch commands
Connection attempt
Sending a custom TCP request
Launching a process
Searching for the window
Blocking the User Account Control
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Blocking the Windows Defender launch
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context blackhole expired-cert fingerprint iceid invalid-signature keylogger microsoft_visual_cc signed
Link:
https://www.filescan.io/uploads/682a5521c609634bd7c7db28/reports/eeefa72c-3662-4104-b32f-b935ddd60469/overview
Verdict:
Malicious
Labled as:
Fragtor.Generic
Link:
https://www.hybrid-analysis.com/sample/5efe52f91a929063ccb3b9fa977dafa62e12e3f05bed660b79389574c89ed678
Result
Threat name:
GhostRat
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1693589
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to inject threads in other processes
Detected unpacking (creates a PE file in dynamic memory)
Disables UAC (registry)
Drops large PE files
Found malware configuration
Found suspicious ZIP file
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Execution from Suspicious Folder
Sigma detected: MSHTA Suspicious Execution 01
Sigma detected: Parent in Public Folder Suspicious Process
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious MSHTA Child Process
Sigma detected: Suspicious Program Location with Network Connections
Suricata IDS alerts for network traffic
Tries to detect virtualization through RDTSC time measurements
Uses cmd line tools excessively to alter registry or file data
Writes to foreign memory regions
Yara detected GhostRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1693589 Sample: P7Fm2QOhtR.exe Startdate: 18/05/2025 Architecture: WINDOWS Score: 100 56 Suricata IDS alerts for network traffic 2->56 58 Found malware configuration 2->58 60 Multi AV Scanner detection for dropped file 2->60 62 11 other signatures 2->62 11 P7Fm2QOhtR.exe 1 2->11         started        process3 signatures4 84 Drops large PE files 11->84 86 Tries to detect virtualization through RDTSC time measurements 11->86 14 P7Fm2QOhtR.exe 1 21 11->14         started        process5 file6 46 C:\Users\Public\sbyJFEV\shouhujincheng.exe, PE32 14->46 dropped 48 C:\Users\Public\sbyJFEV\qusdjcxzzsa.exe, PE32 14->48 dropped 50 C:\Users\Public\sbyJFEV\pYDJFbnxcWxF.exe, PE32 14->50 dropped 52 4 other files (3 malicious) 14->52 dropped 88 Disables UAC (registry) 14->88 18 qusdjcxzzsa.exe 14->18         started        signatures7 process8 signatures9 64 Multi AV Scanner detection for dropped file 18->64 66 Writes to foreign memory regions 18->66 68 Allocates memory in foreign processes 18->68 70 Injects a PE file into a foreign processes 18->70 21 Tdcxszznxsdf.exe 18->21         started        24 cmd.exe 1 18->24         started        26 Tdcxszznxsdf.exe 3 18->26         started        29 4 other processes 18->29 process10 dnsIp11 74 Detected unpacking (creates a PE file in dynamic memory) 21->74 76 Contains functionality to inject threads in other processes 21->76 78 Contains functionality to capture and log keystrokes 21->78 80 Contains functionality to inject code into remote processes 21->80 82 Uses cmd line tools excessively to alter registry or file data 24->82 31 mshta.exe 3 15 24->31         started        33 conhost.exe 24->33         started        54 206.233.130.199, 49721, 49722, 49723 COGENT-174US United States 26->54 signatures12 process13 process14 35 cmd.exe 1 31->35         started        signatures15 72 Uses cmd line tools excessively to alter registry or file data 35->72 38 conhost.exe 35->38         started        40 reg.exe 1 35->40         started        42 reg.exe 1 35->42         started        44 2 other processes 35->44 process16
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/5efe52f91a929063ccb3b9fa977dafa62e12e3f05bed660b79389574c89ed678
Gathering data
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-05-15 14:53:15 UTC
File Type:
PE (Exe)
Extracted files:
46
AV detection:
18 of 35 (51.43%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l37ff6i2skightftxh5jo7npuyxbfy7qlpwwmc3zhckxjse62z4a._file
Verdict:
malicious
Label(s):
winos
Create hunting rule
chinajmransomware
Create hunting rule
Similar samples:
5efe52f91a929063ccb3b9fa977dafa62e12e3f05bed660b79389574c89ed678
ValleyRAT
9e92604e117b11ef9ef7920400d5408c90525d1d26c82b0b093e6fb5dda6ef6a
ValleyRAT
a0762a63b9deea8f379d3fe5a2ce0139bb30be3e8bd004ed59defcfa69132105
ValleyRAT
d53a7df671c51cfcbe6526e499e50664d129e9c80dfd44dde860bae39542c4e1
ValleyRAT
e192fd0794512b687a4820a4356123175e6a0a804abc158355b018c47f6b9c95
ValleyRAT
error
ValleyRAT
+ 309 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
defense_evasion discovery evasion privilege_escalation trojan
Link:
https://tria.ge/reports/250518-1mnxbadr9x/
Behaviour
Modifies registry class
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System policy modification
Access Token Manipulation: Create Process with Token
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Enumerates connected drives
Checks computer location settings
Drops startup file
Executes dropped EXE
Modifies Windows Defender DisableAntiSpyware settings
UAC bypass
Verdict:
Malicious
Tags:
processkiller
YARA:
n/a
Link:
https://app.threat.zone/submission/3fb7bed8-32e8-41bb-93da-7a43aeee63e1
Malware family:
ValleyRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/5efe52f91a92/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/5efe52f91a929063ccb3b9fa977dafa62e12e3f05bed660b79389574c89ed678

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:CMD_Shutdown
Create hunting rule
Author:adm1n_usa32
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:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:Hacktools_CN_Panda_andrew
Create hunting rule
Author:Florian Roth
Description:Disclosed hacktool set - file andrew.exe - sethc.exe Debugger backdoor
Rule name:malware_shellcode_hash
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_peb_parsing
Create hunting rule
Author:Willi Ballenthin
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Generic_Threat_4b0b73ce
Create hunting rule
Author:Elastic Security
Rule name:Windows_Generic_Threat_bc6ae28d
Create hunting rule
Author:Elastic Security
Rule name:win_valley_rat_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.valley_rat.

File information

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

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
MULTIMEDIA_APICan Play MultimediaWINMM.dll::midiOutPrepareHeader
WINMM.dll::midiOutReset
WINMM.dll::midiOutUnprepareHeader
WINMM.dll::midiStreamClose
WINMM.dll::midiStreamOpen
WINMM.dll::midiStreamOut
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteA
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessA
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetVolumeInformationA
KERNEL32.dll::GetStartupInfoA
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WinExec
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::WriteConsoleA
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleOutputCP
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileA
KERNEL32.dll::CreateDirectoryA
KERNEL32.dll::CreateFileA
KERNEL32.dll::DeleteFileA
KERNEL32.dll::MoveFileA
KERNEL32.dll::GetWindowsDirectoryA
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyA
ADVAPI32.dll::RegCreateKeyExA
ADVAPI32.dll::RegOpenKeyExA
ADVAPI32.dll::RegQueryValueA
ADVAPI32.dll::RegSetValueExA
WIN_USER_APIPerforms GUI ActionsUSER32.dll::AppendMenuA
USER32.dll::CreateMenu
USER32.dll::EmptyClipboard
USER32.dll::OpenClipboard
USER32.dll::PeekMessageA
USER32.dll::CreateWindowExA

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