MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e70179810f8c851e20966da1e5e1bb45dfc603c068864192c43eb161ce7abbd9. 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 19 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e70179810f8c851e20966da1e5e1bb45dfc603c068864192c43eb161ce7abbd9
SHA3-384 hash: 091ad1869ab6139b90816d24fb4fcb923ce04f01f1399a405944e6ee7d85a10ae71c0717bfe686d09d1bd1d77b406906
SHA1 hash: c3500a1e6db48e87c2ba73bbb5ccc23ec31bbc2c
MD5 hash: 97090426a42466d139d3e45f47c652f8
humanhash: apart-magnesium-uniform-yankee
File name:wyySetups64.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:3'213'672 bytes
First seen:2024-12-29 08:00:28 UTC
Last seen:2025-01-23 06:50:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 8507116e3d0e7e02e36e7dc5b8aa1af8 (7 x LummaStealer, 4 x ACRStealer, 3 x ValleyRAT)
ssdeep 49152:xWutLBcXqFpBR6SVb8kq4pgquLMMji4NYxtJpkxhGjIHTbD333UKzl:HtLutqgwh4NYxtJpkxhGU333X
TLSH T1EBE54A27F28C713ED06B3A324A3386909837F66179168C6797FC794C8F365942A3E647
TrID 84.9% (.EXE) Inno Setup installer (107240/4/30)
8.3% (.EXE) Win64 Executable (generic) (10522/11/4)
3.5% (.EXE) Win32 Executable (generic) (4504/4/1)
1.5% (.EXE) Generic Win/DOS Executable (2002/3)
1.5% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
File icon (PE):PE icon
dhash icon 69e8ca2d33e8e869 (2 x ValleyRAT, 1 x Gh0stRAT, 1 x LummaStealer)
Reporter zhuzhu0009
Tags:backdoor exe SilverFox ValleyRAT winos

Intelligence

File Origin
# of uploads :
2
# of downloads :
463
Origin country :
HK HK
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
wyySetups64.exe
Verdict:
Malicious activity
Analysis date:
2024-12-29 07:58:47 UTC
Tags:
silverfox backdoor
Link:
https://app.any.run/tasks/c8d3ee12-c625-49e7-91ab-d52a37031af5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=677101c01bb06b8884793127
Tags:
shellcode dropper emotet shell
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Connection attempt
Creating a file in the %AppData% directory
Сreating synchronization primitives
Creating a process from a recently created file
Creating a window
DNS request
Sending a custom TCP request
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a process
Deleting a recently created file
Creating a file in the %temp% directory
Searching for synchronization primitives
Sending an HTTP GET request
Sending a UDP request
Using the Windows Management Instrumentation requests
Creating a file in the Program Files subdirectories
Moving a file to the %temp% directory
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context cmd embarcadero_delphi expand fingerprint installer keylogger lolbin regsvr32 runonce
Link:
https://www.filescan.io/uploads/677101bfd986a2005f8de429/reports/038fc9fa-9574-48c6-ba2f-03bf4b89788d/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/e70179810f8c851e20966da1e5e1bb45dfc603c068864192c43eb161ce7abbd9
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/70c893d0-b81c-4ea8-9abb-c632810638d9
Result
Threat name:
GhostRat
Create hunting rule
Detection:
malicious
Classification:
bank.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1581895
Signature
AI detected suspicious sample
Bypasses PowerShell execution policy
Checks if browser processes are running
Connects to many ports of the same IP (likely port scanning)
Contains functionality to capture and log keystrokes
Contains functionality to compare user and computer (likely to detect sandboxes)
Contains functionality to infect the boot sector
Contains functionality to inject code into remote processes
Contains functionality to inject threads in other processes
Detected unpacking (overwrites its own PE header)
Loading BitLocker PowerShell Module
Protects its processes via BreakOnTermination flag
Queries disk data (e.g. SMART data)
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Suricata IDS alerts for network traffic
Yara detected GhostRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1581895 Sample: wyySetups64.exe Startdate: 29/12/2024 Architecture: WINDOWS Score: 100 52 tr.p.360.cn 2->52 54 st.p.360.cn 2->54 56 8 other IPs or domains 2->56 70 Suricata IDS alerts for network traffic 2->70 72 Yara detected GhostRat 2->72 74 Connects to many ports of the same IP (likely port scanning) 2->74 76 AI detected suspicious sample 2->76 9 wyySetups64.exe 17 2->9         started        14 360instpatch.exe 21 56 2->14         started        16 svchost.exe 2->16         started        18 360instpatch.exe 2->18         started        signatures3 process4 dnsIp5 58 118.107.44.219, 18852, 19091, 19092 BCPL-SGBGPNETGlobalASNSG Singapore 9->58 60 gwwifha84989.oss-ap-northeast-2.aliyuncs.com 149.129.12.34, 443, 49735 CNNIC-ALIBABA-US-NET-APAlibabaUSTechnologyCoLtdC Singapore 9->60 40 C:\Users\user\Downloads\360instpatch.exe, PE32 9->40 dropped 42 C:\Users\user\AppData\...\wyySetups64.exe, PE32 9->42 dropped 44 C:\Users\user\AppData\...\360instpatch[1].exe, PE32 9->44 dropped 46 C:\Users\...\wyySetups64.exe:Zone.Identifier, ASCII 9->46 dropped 88 Detected unpacking (overwrites its own PE header) 9->88 20 wyySetups64.exe 3 2 9->20         started        62 39.156.85.200, 49748, 80 CMNET-GDGuangdongMobileCommunicationCoLtdCN China 14->62 64 39.156.85.201, 49749, 49751, 49752 CMNET-GDGuangdongMobileCommunicationCoLtdCN China 14->64 68 9 other IPs or domains 14->68 48 C:\Users\user\AppData\Local\...\360P2SP.dll, PE32 14->48 dropped 50 C:\Users\user\AppData\Local\...\sites.dll, PE32 14->50 dropped 90 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 14->90 92 Contains functionality to infect the boot sector 14->92 94 Checks if browser processes are running 14->94 96 3 other signatures 14->96 66 127.0.0.1 unknown unknown 16->66 file6 signatures7 process8 file9 38 C:\Users\user\AppData\Local\updated.ps1, ASCII 20->38 dropped 78 Protects its processes via BreakOnTermination flag 20->78 80 Contains functionality to inject threads in other processes 20->80 82 Contains functionality to capture and log keystrokes 20->82 84 Contains functionality to inject code into remote processes 20->84 24 cmd.exe 1 20->24         started        27 cmd.exe 1 20->27         started        signatures10 process11 signatures12 86 Bypasses PowerShell execution policy 24->86 29 powershell.exe 1 23 24->29         started        32 conhost.exe 24->32         started        34 powershell.exe 5 27->34         started        36 conhost.exe 27->36         started        process13 signatures14 98 Loading BitLocker PowerShell Module 29->98
Score:
5%
Verdict:
Benign
File Type:
PE
Link:
https://malprob.io/report/e70179810f8c851e20966da1e5e1bb45dfc603c068864192c43eb161ce7abbd9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e70179810f8c851e20966da1e5e1bb45dfc603c068864192c43eb161ce7abbd9/
Threat name:
Win32.Trojan.Malgent
Create hunting rule
Status:
Malicious
First seen:
2024-12-29 08:01:06 UTC
File Type:
PE (Exe)
Extracted files:
62
AV detection:
9 of 23 (39.13%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=44axtaiprscr4iewnwq6lyn3ixp4ma6ancdedeweh2ywdtt2xpmq._file
Verdict:
malicious
Label(s):
winos
Create hunting rule
Similar samples:
error
ValleyRAT
Result
Malware family:
n/a
Score:
  8/10
Tags:
bootkit discovery execution persistence
Link:
https://tria.ge/reports/241229-jwjkhsxjep/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Command and Scripting Interpreter: PowerShell
Enumerates connected drives
Writes to the Master Boot Record (MBR)
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Downloads MZ/PE file
Verdict:
Suspicious
Tags:
ta_abused_service
YARA:
n/a
Link:
https://app.threat.zone/submission/12f4d1ac-6e8b-4e5a-8e3e-e1acb7d3ce81
Unpacked files
SH256 hash:
388a796580234efc95f3b1c70ad4cb44bfddc7ba0f9203bf4902b9929b136f95
MD5 hash:
e4211d6d009757c078a9fac7ff4f03d4
SHA1 hash:
019cd56ba687d39d12d4b13991c9a42ea6ba03da
Link:
https://www.unpac.me/results/55d54cd6-804f-420d-a368-d4657ed05e6e/
SH256 hash:
e70179810f8c851e20966da1e5e1bb45dfc603c068864192c43eb161ce7abbd9
MD5 hash:
97090426a42466d139d3e45f47c652f8
SHA1 hash:
c3500a1e6db48e87c2ba73bbb5ccc23ec31bbc2c
Link:
https://www.unpac.me/results/55d54cd6-804f-420d-a368-d4657ed05e6e/
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/e70179810f8c851e20966da1e5e1bb45dfc603c068864192c43eb161ce7abbd9

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:Borland
Create hunting rule
Author:malware-lu
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
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:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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)

File information

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

anyrun
any.run
https://app.any.run/tasks/c8d3ee12-c625-49e7-91ab-d52a37031af5

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
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User Authorizationadvapi32.dll::AllocateAndInitializeSid
advapi32.dll::ConvertSidToStringSidW
advapi32.dll::ConvertStringSecurityDescriptorToSecurityDescriptorW
advapi32.dll::EqualSid
advapi32.dll::FreeSid
advapi32.dll::InitializeSecurityDescriptor
COM_BASE_APICan Download & Execute componentsole32.dll::CLSIDFromProgID
ole32.dll::CoCreateInstance
ole32.dll::CoFreeUnusedLibraries
SECURITY_BASE_APIUses Security Base APIadvapi32.dll::AdjustTokenPrivileges
advapi32.dll::GetTokenInformation
advapi32.dll::SetSecurityDescriptorDacl
SHELL_APIManipulates System Shellshell32.dll::ShellExecuteW
shell32.dll::ShellExecuteExW
shell32.dll::SHGetFileInfoW
WIN32_PROCESS_APICan Create Process and Threadskernel32.dll::CreateProcessW
advapi32.dll::OpenProcessToken
kernel32.dll::OpenProcess
advapi32.dll::OpenThreadToken
winhttp.dll::WinHttpCloseHandle
kernel32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIkernel32.dll::TerminateProcess
kernel32.dll::LoadLibraryA
kernel32.dll::LoadLibraryExW
kernel32.dll::LoadLibraryW
kernel32.dll::GetDriveTypeW
kernel32.dll::GetSystemInfo
WIN_BASE_IO_APICan Create Fileskernel32.dll::CopyFileW
kernel32.dll::CreateDirectoryW
kernel32.dll::CreateFileW
kernel32.dll::DeleteFileW
kernel32.dll::MoveFileW
kernel32.dll::MoveFileExW
WIN_BASE_USER_APIRetrieves Account Informationkernel32.dll::GetComputerNameW
advapi32.dll::GetUserNameW
advapi32.dll::LookupPrivilegeValueW
WIN_HTTP_APIUses HTTP serviceswinhttp.dll::WinHttpAddRequestHeaders
winhttp.dll::WinHttpConnect
winhttp.dll::WinHttpGetIEProxyConfigForCurrentUser
winhttp.dll::WinHttpGetProxyForUrl
winhttp.dll::WinHttpOpenRequest
winhttp.dll::WinHttpOpen
WIN_NETWORK_APISupports Windows Networkingmpr.dll::WNetEnumResourceW
mpr.dll::WNetGetUniversalNameW
mpr.dll::WNetOpenEnumW
WIN_REG_APICan Manipulate Windows Registryadvapi32.dll::RegCreateKeyExW
advapi32.dll::RegDeleteKeyW
advapi32.dll::RegOpenKeyExW
advapi32.dll::RegQueryInfoKeyW
advapi32.dll::RegQueryValueExW
advapi32.dll::RegSetValueExW
WIN_USER_APIPerforms GUI Actionsuser32.dll::ActivateKeyboardLayout
user32.dll::AppendMenuW
user32.dll::CreateMenu
user32.dll::FindWindowExW
user32.dll::FindWindowW
user32.dll::PeekMessageA

Comments