winvnc[.]exe | Triage

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General

Target

winvnc.exe
Size

2.9MB
MD5

7cd339f9be1417421acf8790c9738922
SHA1

c25eff4d9d2d5b55f1cc4ffc623354004565e8b9
SHA256

ec0ec7ce8ef71cb7e7d1c2418c47ad94cea8833db8578ccdf94271f8efed38d3
SHA512

f118ea660a51ff38abc20a9ad16f6505cf8a862df1b564829d9af06710e0c4b91d0abbedc4b852696acf0e807a25138d82c2fc518cd54c32dba92f513467b411
SSDEEP

49152:vAOdl4d7NHNUb75uEEbOyYWHxL9X5zT/dPUAUA/JH:El8DFWHTN

Score

1^/10

Malware Config

Signatures

Files

winvnc.exe
.exe windows x64

310b1cc8abef97edfcabf0ed406947cf

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

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

Issuer

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

Not Before

11/05/2022, 00:00

Not After

10/08/2033, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #3,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

68:6b:c2:0f:5d:46:52:01:d3:b8:a5:1a:9b:e9:27:fa:eb:9f:08:72:b0:e3:2d:55:d6:31:f3:af:f1:d5:bb:85
Signer

Actual PE Digest

68:6b:c2:0f:5d:46:52:01:d3:b8:a5:1a:9b:e9:27:fa:eb:9f:08:72:b0:e3:2d:55:d6:31:f3:af:f1:d5:bb:85

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

Imports

ws2_32

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

version

GetFileVersionInfoA
GetFileVersionInfoSizeA
VerQueryValueA

userenv

ExpandEnvironmentStringsForUserA
DestroyEnvironmentBlock
CreateEnvironmentBlock

kernel32

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
GetExitCodeThread
MoveFileA
GetDriveTypeA
SetFileTime
SetErrorMode
SetFilePointer
SetEndOfFile
GetFileAttributesA
MoveFileExA
FileTimeToSystemTime
GetLogicalDriveStringsA
SystemTimeToFileTime
CreateDirectoryA
GetSystemTime
FlushFileBuffers
TerminateProcess
VirtualAllocEx
ReadProcessMemory
SetThreadExecutionState
VirtualFreeEx
TerminateThread
SizeofResource
FindResourceA
LockResource
LoadResource
CreateMutexA
ReleaseMutex
GlobalGetAtomNameA
GlobalDeleteAtom
GetModuleHandleW
SetProcessShutdownParameters
WinExec
WritePrivateProfileStructA
HeapReAlloc
RaiseException
FreeLibraryAndExitThread
ExitThread
GetFullPathNameW
GetCurrentDirectoryW
SetCurrentDirectoryW
SetEnvironmentVariableW
GetCPInfo
SetStdHandle
SetFilePointerEx
ReadConsoleW
GetTimeZoneInformation
GetConsoleMode
GetConsoleOutputCP
GetModuleHandleExW
ExitProcess
SystemTimeToTzSpecificLocalTime
PeekNamedPipe
GetFileInformationByHandle
GetDriveTypeW
LoadLibraryExW
RtlUnwind
EncodePointer
RtlPcToFileHeader
RtlUnwindEx
OutputDebugStringW
InitializeSListHead
QueryPerformanceCounter
GetStartupInfoW
IsDebuggerPresent
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
CreateSemaphoreA
TlsFree
TlsGetValue
TlsAlloc
GetCurrentThread
DuplicateHandle
SetThreadPriority
ReleaseSemaphore
TlsSetValue
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableCS
SwitchToThread
GetFileType
lstrcatA
lstrcmpiA
lstrcpynA
DosDateTimeToFileTime
GetLocalTime
FileTimeToLocalFileTime
SetVolumeLabelA
LocalFileTimeToFileTime
GetVersion
GetLocaleInfoA
GetFullPathNameA
lstrcpyA
CompareStringW
LCMapStringW
GetLocaleInfoW
OpenProcess
FlsAlloc
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
DecodePointer
GetModuleFileNameW
GetStringTypeW
CreateDirectoryW
GetFileSizeEx
DeleteFileW
GetCurrentProcessId
WTSGetActiveConsoleSessionId
Process32FirstW
Process32Next
Process32NextW
GlobalAddAtomA
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
InitializeCriticalSectionAndSpinCount
LoadLibraryA
lstrlenA
SetLastError
HeapFree
GlobalUnlock
WideCharToMultiByte
GlobalLock
GlobalFree
GetFileAttributesExW
GlobalAlloc
GlobalSize
MultiByteToWideChar
SetFileAttributesW
MoveFileExW
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
RemoveDirectoryW
HeapSize
WriteConsoleW
FlsGetValue
FlsSetValue
FlsFree
OpenThread
QueryPerformanceFrequency
LocalFree
SetThreadAffinityMask
InitializeCriticalSectionEx
GetVolumeInformationA

user32

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

gdi32

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

advapi32

SetSecurityInfo
RegCreateKeyA
GetSecurityDescriptorSacl
SetSecurityDescriptorDacl
ConvertStringSecurityDescriptorToSecurityDescriptorA
SetSecurityDescriptorSacl
InitializeSecurityDescriptor
CreateServiceA
GetSecurityDescriptorLength
GetSecurityDescriptorDacl
GetSecurityDescriptorGroup
GetSecurityDescriptorControl
GetSecurityDescriptorOwner
IsValidSid
IsValidSecurityDescriptor
GetKernelObjectSecurity
SetKernelObjectSecurity
IsValidAcl
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_NotifyIconA
SHGetPathFromIDListA
SHGetSpecialFolderLocation
SHFileOperationA
ShellExecuteExA

ole32

CoInitialize
CoCreateInstance
CoUninitialize

shlwapi

PathStripPathA

imm32

ImmGetDefaultIMEWnd

dwmapi

DwmIsCompositionEnabled
ord102

iphlpapi

GetAdaptersInfo

Exports

Exports

adler32
adler32_combine
adler32_z
compress
compress2
compressBound
crc32
crc32_combine
crc32_final
crc32_init
crc32_update
crc32_z
deflate
deflateBound
deflateCopy
deflateEnd
deflateGetDictionary
deflateInit2_
deflateInit_
deflateParams
deflatePending
deflatePrime
deflateReset
deflateResetKeep
deflateSetDictionary
deflateSetHeader
deflateTune
get_crc_table
inflate
inflateCodesUsed
inflateCopy
inflateEnd
inflateGetDictionary
inflateGetHeader
inflateInit2_
inflateInit_
inflateMark
inflatePrime
inflateReset
inflateReset2
inflateResetKeep
inflateSetDictionary
inflateSync
inflateSyncPoint
inflateUndermine
inflateValidate
uncompress
uncompress2
zError
zlibCompileFlags
zlibVersion

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 561KB - Virtual size: 560KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 629KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 47KB - Virtual size: 46KB

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: 801KB - Virtual size: 800KB

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

310b1cc8abef97edfcabf0ed406947cf

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

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43Certificate

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

68:6b:c2:0f:5d:46:52:01:d3:b8:a5:1a:9b:e9:27:fa:eb:9f:08:72:b0:e3:2d:55:d6:31:f3:af:f1:d5:bb:85Signer

Headers

DLL Characteristics

File Characteristics

Imports

ws2_32

version

userenv

kernel32

user32

gdi32

advapi32

shell32

ole32

shlwapi

imm32

dwmapi

iphlpapi

Exports

Exports

Sections

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

.rdata Size: 561KB - Virtual size: 560KB

.data Size: 8KB - Virtual size: 629KB

.pdata Size: 47KB - Virtual size: 46KB

_RDATA Size: 512B - Virtual size: 244B

.rsrc Size: 801KB - Virtual size: 800KB

.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

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

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

68:6b:c2:0f:5d:46:52:01:d3:b8:a5:1a:9b:e9:27:fa:eb:9f:08:72:b0:e3:2d:55:d6:31:f3:af:f1:d5:bb:85
Signer

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

.rdata
Size: 561KB - Virtual size: 560KB

.data
Size: 8KB - Virtual size: 629KB

.pdata
Size: 47KB - Virtual size: 46KB

_RDATA
Size: 512B - Virtual size: 244B

.rsrc
Size: 801KB - Virtual size: 800KB

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