winvnc[.]exe | Triage

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General

Target

winvnc.exe
Size

3.0MB
MD5

39e431903927bfee93093765a16ba348
SHA1

cfc3b52f478aaf9630a0ed5266df02e18c28aab4
SHA256

9c6a136082ca7fb8c2077f39cb05758e597495f78ba6483039e913f451c8c381
SHA512

40e31997ab50106a6f083e356d337d5b39ecb69e0db14cd9fbbd34e4229d13fc7c13de47cffd5b7ef5b19f8c9281a373dc6a65eae43ca845b501e020a3c91c4e
SSDEEP

49152:qo8wMlWyDQNr64oyrcSik/6j7KB7YVgmDbb3AUA/JD:kIyM6MJcKBYbO

Score

1^/10

Malware Config

Signatures

Files

winvnc.exe
.exe windows:6 windows x64 arch:x64

Password: [email protected]

7fce5ef6db600f6173fe265bac820101

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

25/05/2021, 00:00

Not After

31/12/2028, 23:59

Subject

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

4c:03:67:0a:31:e6:2b:9f:ac:b9:d2:d3:70:39:bd:07
Certificate

Issuer

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Not Before

23/09/2022, 00:00

Not After

22/09/2025, 23:59

Subject

CN=uvnc bvba,O=uvnc bvba,ST=Antwerpen,C=BE

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

Issuer

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

03/05/2023, 00:00

Not After

02/08/2034, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #4,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02/05/2019, 00:00

Not After

18/01/2038, 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

d6:d9:83:56:a9:71:7a:a1:72:37:f2:75:e8:3f:ee:82:bb:47:1f:20:59:eb:85:0c:1a:cc:c2:b9:85:63:d1:fc
Signer

Actual PE Digest

d6:d9:83:56:a9:71:7a:a1:72:37:f2:75:e8:3f:ee:82:bb:47:1f:20:59:eb:85:0c:1a:cc:c2:b9:85:63:d1:fc

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\Users\rudi\Desktop\git_ultravnc\winvnc\winvnc\x64\Release\winvnc.pdb

Imports

ws2_32

htonl
htons
sendto
socket
WSAStartup
closesocket
bind
recvfrom
gethostbyname
inet_ntoa
shutdown
WSACleanup
__WSAFDIsSet
accept
WSAIoctl
select
gethostname
listen
getpeername
inet_addr
getsockname
send
connect
recv
getsockopt
setsockopt
WSAGetLastError

version

GetFileVersionInfoSizeA
GetFileVersionInfoA
VerQueryValueA

wtsapi32

WTSQueryUserToken
WTSFreeMemory
WTSEnumerateSessionsA

userenv

CreateEnvironmentBlock
ExpandEnvironmentStringsForUserA
DestroyEnvironmentBlock

kernel32

WinExec
InitializeCriticalSectionAndSpinCount
RaiseException
WritePrivateProfileStructA
OpenProcess
WritePrivateProfileStringA
GetPrivateProfileStructA
GetPrivateProfileIntA
GetPrivateProfileStringA
WritePrivateProfileSectionA
CreateFileMappingA
Sleep
CreateThread
MulDiv
VerSetConditionMask
VerifyVersionInfoW
ReadFile
WriteFile
OutputDebugStringA
WaitForMultipleObjects
GetEnvironmentVariableA
WaitForSingleObject
CreateFileW
GetSystemDirectoryW
SetCurrentDirectoryA
lstrcatW
LoadLibraryW
SetFileAttributesA
CreateEventA
WaitNamedPipeW
GetExitCodeProcess
ResumeThread
ResetEvent
CompareFileTime
CreateFileA
GetFileSize
GetFileTime
GetStdHandle
WriteConsoleA
FreeConsole
FormatMessageA
AllocConsole
SizeofResource
FindResourceA
LocalAlloc
LockResource
LoadResource
LocalFree
GetExitCodeThread
MoveFileA
GetDriveTypeA
SetFileTime
SetErrorMode
SetFilePointer
SetEndOfFile
GetFileAttributesA
MoveFileExA
FileTimeToSystemTime
GetLogicalDriveStringsA
SystemTimeToFileTime
CreateDirectoryA
GetSystemTime
FlushFileBuffers
TerminateProcess
VirtualAllocEx
ReadProcessMemory
SetThreadExecutionState
VirtualFreeEx
TerminateThread
CreateMutexA
ReleaseMutex
GlobalGetAtomNameA
GlobalDeleteAtom
GetModuleHandleW
SetProcessShutdownParameters
GetVolumeInformationA
ExitProcess
SystemTimeToTzSpecificLocalTime
PeekNamedPipe
WTSGetActiveConsoleSessionId
GetDriveTypeW
Process32Next
FreeLibraryAndExitThread
ExitThread
LoadLibraryExW
TlsFree
RtlUnwind
EncodePointer
RtlPcToFileHeader
RtlUnwindEx
OutputDebugStringW
InitializeSListHead
GetStartupInfoW
IsDebuggerPresent
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
FlsFree
FlsSetValue
FlsGetValue
FlsAlloc
QueryPerformanceCounter
InitializeCriticalSectionEx
CreateSemaphoreA
TlsGetValue
TlsAlloc
GetCurrentThread
DuplicateHandle
SetThreadPriority
ReleaseSemaphore
TlsSetValue
GetFileType
lstrcatA
lstrcmpiA
lstrcpynA
DosDateTimeToFileTime
GetLocalTime
FileTimeToLocalFileTime
SetVolumeLabelA
LocalFileTimeToFileTime
GetVersion
GetLocaleInfoA
GetFullPathNameA
lstrcpyA
ReadConsoleW
SleepConditionVariableCS
WakeAllConditionVariable
WakeConditionVariable
InitializeConditionVariable
GetCurrentProcessId
GlobalAddAtomA
SetFilePointerEx
SetStdHandle
GetCPInfo
Process32FirstW
GetModuleHandleExW
SetEnvironmentVariableW
SetCurrentDirectoryW
GetCurrentDirectoryW
GetFullPathNameW
ProcessIdToSessionId
CreateToolhelp32Snapshot
Process32First
GetComputerNameA
GetSystemInfo
GetSystemDirectoryA
MapViewOfFile
OpenFileMappingA
UnmapViewOfFile
DeleteFileA
GetTempPathA
FindClose
FindNextFileA
FindFirstFileA
GetProcessTimes
GetSystemTimeAsFileTime
DeleteCriticalSection
GetModuleHandleA
InitializeCriticalSection
LeaveCriticalSection
GetCurrentProcess
EnterCriticalSection
CloseHandle
GetVersionExA
SetEvent
GetLastError
GetCurrentThreadId
OpenEventA
GetModuleFileNameA
GetTickCount
FreeLibrary
GetProcessHeap
GetProcAddress
HeapAlloc
LoadLibraryA
lstrlenA
Process32NextW
SetLastError
HeapFree
GetModuleFileNameW
GlobalUnlock
WideCharToMultiByte
GlobalLock
GlobalFree
GlobalAlloc
GlobalSize
MultiByteToWideChar
HeapReAlloc
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetStringTypeW
CreateDirectoryW
GetFileSizeEx
DeleteFileW
GetFileAttributesExW
SetFileAttributesW
MoveFileExW
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
RemoveDirectoryW
HeapSize
WriteConsoleW
GetConsoleOutputCP
GetConsoleMode
GetTimeZoneInformation
GetFileInformationByHandle

user32

GetWindowLongA
EnumWindows
LoadMenuA
LoadStringW
GetSubMenu
SetMenuDefaultItem
DestroyMenu
TrackPopupMenuEx
RemoveMenu
EnableMenuItem
EnableWindow
GetWindow
VkKeyScanA
IsWindow
GetAsyncKeyState
MapVirtualKeyA
ToAscii
SetWindowLongA
SetClipboardViewer
GetClipboardOwner
WaitMessage
PostThreadMessageA
ChangeClipboardChain
SendNotifyMessageA
PeekMessageA
IsWindowVisible
FillRect
GetIconInfo
GetClassNameA
WindowFromPoint
ChangeWindowMessageFilter
EnumDesktopWindows
RedrawWindow
ScrollWindow
SetDlgItemInt
SetScrollPos
CheckDlgButton
GetDlgItemInt
IntersectRect
IsDlgButtonChecked
SetRect
DrawIconEx
DestroyIcon
GetKeyboardState
GetTopWindow
SendInput
mouse_event
PtInRect
MessageBeep
FlashWindow
EnumDisplaySettingsExA
EnumDisplayDevicesA
ChangeDisplaySettingsExA
GetKeyState
keybd_event
EnumDisplaySettingsA
GetWindowRect
ScreenToClient
EndDialog
GetScrollInfo
DialogBoxParamA
GetDlgItemTextA
SetWindowTextA
MoveWindow
SetFocus
SendDlgItemMessageA
SetDlgItemTextA
GetDlgItem
SetForegroundWindow
GetCursorPos
ExitWindowsEx
LockWorkStation
DrawIcon
SetLayeredWindowAttributes
UpdateWindow
InvalidateRect
GetMessageA
LoadImageA
DispatchMessageA
LoadCursorA
DestroyWindow
SetWindowPos
ShowWindow
SetTimer
DrawTextA
SetWindowDisplayAffinity
AdjustWindowRect
DefWindowProcA
IsRectEmpty
CreateWindowExA
TranslateMessage
LoadIconA
GetClientRect
GetWindowLongPtrA
KillTimer
PostQuitMessage
SetWindowLongPtrA
RegisterClassExA
BeginPaint
EndPaint
wsprintfA
SystemParametersInfoA
GetWindowThreadProcessId
GetUserObjectInformationA
PostMessageA
RegisterWindowMessageA
FindWindowExA
OpenDesktopA
MessageBoxA
GetProcessWindowStation
FindWindowA
GetSystemMetrics
SendMessageA
SetThreadDesktop
GetThreadDesktop
CloseDesktop
GetForegroundWindow
OpenInputDesktop
GetDesktopWindow
GetDC
ReleaseDC
OpenClipboard
CloseClipboard
EmptyClipboard
GetClipboardData
SetClipboardData
IsClipboardFormatAvailable
RegisterClipboardFormatA
SetScrollInfo
OemToCharA
CharToOemA
wvsprintfA
LoadStringA

gdi32

GetBitmapBits
SetDIBColorTable
GdiFlush
DeleteObject
GetPixel
GetDeviceCaps
GetDIBits
CreateCompatibleDC
CreateDIBSection
SelectObject
CreateCompatibleBitmap
BitBlt
CreateDCA
CreateSolidBrush
Rectangle
CreatePen
SetBkMode
SetTextColor
GetClipBox
GetStockObject
StretchBlt
PatBlt
CreateFontA
GetRgnBox
CombineRgn
PtInRegion
GetRegionData
CreateRectRgn
OffsetRgn
SetRectRgn
GetSystemPaletteEntries
ExtEscape
GetObjectA
CreateFontIndirectA
SetBkColor
CreatePalette
SelectPalette
DeleteDC
RealizePalette

advapi32

GetSecurityDescriptorLength
GetSecurityDescriptorDacl
GetSecurityDescriptorGroup
GetSecurityDescriptorControl
GetSecurityDescriptorOwner
IsValidSid
IsValidSecurityDescriptor
GetKernelObjectSecurity
SetKernelObjectSecurity
IsValidAcl
SetSecurityInfo
RegCreateKeyA
GetSecurityDescriptorSacl
SetSecurityDescriptorDacl
ConvertStringSecurityDescriptorToSecurityDescriptorA
SetSecurityDescriptorSacl
InitializeSecurityDescriptor
CreateServiceA
AdjustTokenPrivileges
StartServiceCtrlDispatcherA
QueryServiceStatus
RegDeleteKeyA
SetTokenInformation
LookupPrivilegeValueA
SetServiceStatus
RegisterServiceCtrlHandlerA
DeleteService
DuplicateTokenEx
ImpersonateLoggedOnUser
EqualSid
AllocateAndInitializeSid
FreeSid
OpenProcessToken
RevertToSelf
CloseServiceHandle
OpenSCManagerA
GetUserNameA
LookupAccountSidA
OpenServiceA
GetTokenInformation
CreateProcessAsUserA
RegCloseKey
RegQueryValueExA
RegCreateKeyExA
RegSetValueExA
RegOpenKeyExA
RegDeleteValueA

shell32

ShellExecuteA
SHGetMalloc
Shell_NotifyIconW
SHGetPathFromIDListA
SHGetSpecialFolderLocation
SHFileOperationA
ShellExecuteExA

ole32

CoCreateInstance
CoInitialize
CoUninitialize

shlwapi

PathStripPathA

imm32

ImmGetDefaultIMEWnd

dwmapi

ord102
DwmIsCompositionEnabled

iphlpapi

GetAdaptersInfo

Sections

.text
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 562KB - Virtual size: 561KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 9KB - Virtual size: 629KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 47KB - Virtual size: 47KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 802KB - Virtual size: 801KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: [email protected]

7fce5ef6db600f6173fe265bac820101

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16Certificate

Extended Key Usages

Key Usages

4c:03:67:0a:31:e6:2b:9f:ac:b9:d2:d3:70:39:bd:07Certificate

Extended Key Usages

Key Usages

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0aCertificate

Extended Key Usages

Key Usages

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

d6:d9:83:56:a9:71:7a:a1:72:37:f2:75:e8:3f:ee:82:bb:47:1f:20:59:eb:85:0c:1a:cc:c2:b9:85:63:d1:fcSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

ws2_32

version

wtsapi32

userenv

kernel32

user32

gdi32

advapi32

shell32

ole32

shlwapi

imm32

dwmapi

iphlpapi

Sections

.text Size: 1.5MB - Virtual size: 1.5MB

.rdata Size: 562KB - Virtual size: 561KB

.data Size: 9KB - Virtual size: 629KB

.pdata Size: 47KB - Virtual size: 47KB

_RDATA Size: 512B - Virtual size: 244B

.rsrc Size: 802KB - Virtual size: 801KB

.reloc Size: 5KB - Virtual size: 4KB

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

4c:03:67:0a:31:e6:2b:9f:ac:b9:d2:d3:70:39:bd:07
Certificate

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

d6:d9:83:56:a9:71:7a:a1:72:37:f2:75:e8:3f:ee:82:bb:47:1f:20:59:eb:85:0c:1a:cc:c2:b9:85:63:d1:fc
Signer

.text
Size: 1.5MB - Virtual size: 1.5MB

.rdata
Size: 562KB - Virtual size: 561KB

.data
Size: 9KB - Virtual size: 629KB

.pdata
Size: 47KB - Virtual size: 47KB

_RDATA
Size: 512B - Virtual size: 244B

.rsrc
Size: 802KB - Virtual size: 801KB

.reloc
Size: 5KB - Virtual size: 4KB