vncviewer[.]exe

Sharing

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General

Target

vncviewer.exe
Size

3.4MB
MD5

a1cbab0056bf28a342ca4b71c63d9de4
SHA1

c22c923605505ab79f63f04908fb70620bc1d3ce
SHA256

7ee3e18343f24f673ba3edd8c4923d922558ef10a79a67d6c681939fdf1b25ed
SHA512

bc83590b3dded558bf37b99256b352212c5a5e7fb032f251fda3a0e8bc2ff663b752617fd1e7735364abe6312f411805ad9fe781a31464ba9915a08072c90823
SSDEEP

49152:BCPLM0vSq9haupgVjK+JquUFHWIhPV00ydZqAqqDQEY/m7rn3uXqaqkIeOM5lPX:3UgxLq6NdZP7961X

Score

1^/10

Malware Config

Signatures

Files

vncviewer.exe
.exe windows:6 windows x64 arch:x64

5e4f9f3cd92c0bada9f49a139a1e3fdb

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

32:b3:ae:4c:56:1f:f7:86:88:1b:19:c0:00:4c:bb:78:67:b0:85:11:2f:c2:17:cb:8c:c2:4d:f4:1d:82:62:8c
Signer

Actual PE Digest

32:b3:ae:4c:56:1f:f7:86:88:1b:19:c0:00:4c:bb:78:67:b0:85:11:2f:c2:17:cb:8c:c2:4d:f4:1d:82:62:8c

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\vncviewer\x64\Release\vncviewer.pdb

Imports

comctl32

ImageList_ReplaceIcon
CreateToolbarEx
ord17
ImageList_Create
ord6
InitCommonControlsEx

winmm

timeSetEvent
PlaySoundA
timeKillEvent
timeGetTime

ws2_32

htonl
freeaddrinfo
getaddrinfo
WSASendTo
WSARecvFrom
ntohl
getsockopt
ntohs
getsockname
WSAStartup
WSACleanup
accept
bind
listen
WSAAsyncSelect
recvfrom
ioctlsocket
__WSAFDIsSet
closesocket
gethostbyname
getnameinfo
sendto
inet_pton
select
shutdown
getpeername
inet_addr
send
socket
connect
htons
setsockopt
WSAGetLastError
inet_ntoa
gethostname
recv

kernel32

GlobalFree
WideCharToMultiByte
FindFirstFileA
FindNextFileA
FindClose
GetTempPathA
CopyFileA
DeleteFileA
FreeLibrary
lstrcpyA
ReadFile
CompareFileTime
MoveFileA
WriteFile
GetDriveTypeA
SetFileTime
SetErrorMode
SetFilePointer
SetEndOfFile
lstrlenA
MoveFileExA
CreateFileA
FileTimeToSystemTime
FileTimeToLocalFileTime
GetLogicalDriveStringsA
SystemTimeToFileTime
lstrcmpiA
CreateDirectoryA
GetFileTime
FlushFileBuffers
MulDiv
GetStdHandle
WriteConsoleA
OutputDebugStringA
AllocConsole
ExpandEnvironmentStringsA
GetComputerNameA
GetSystemTimeAsFileTime
GetVersionExA
FindNextFileW
FindFirstFileExW
MoveFileExW
SetFileAttributesW
DeleteFileW
GetFileSizeEx
HeapReAlloc
GetFileAttributesExW
CreateDirectoryW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
FlsFree
FlsSetValue
FlsGetValue
FlsAlloc
GetModuleFileNameW
FreeLibraryAndExitThread
GlobalUnlock
GetCurrentDirectoryW
SetCurrentDirectoryW
SetEnvironmentVariableW
SetFilePointerEx
ReadConsoleW
GetConsoleMode
GetConsoleOutputCP
SystemTimeToTzSpecificLocalTime
PeekNamedPipe
MultiByteToWideChar
GetDriveTypeW
CreateFileW
GetFullPathNameW
GetModuleHandleExW
ExitProcess
SetStdHandle
GetTimeZoneInformation
LoadLibraryExW
TlsFree
RtlUnwind
SetLastError
InterlockedFlushSList
InterlockedPushEntrySList
RaiseException
RtlPcToFileHeader
RtlUnwindEx
GetCPInfo
CompareStringEx
GetStringTypeW
GetLocaleInfoEx
LCMapStringEx
DecodePointer
EncodePointer
InitializeCriticalSectionEx
InitializeSListHead
GetCurrentProcessId
GetModuleHandleW
GetStartupInfoW
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
CreateSemaphoreA
GetSystemTime
TlsGetValue
TlsAlloc
GetCurrentThread
DuplicateHandle
GetCurrentThreadId
SetThreadPriority
ReleaseSemaphore
TlsSetValue
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableCS
GetFileType
lstrcatA
GetProcessHeap
lstrcpynA
HeapAlloc
ReleaseMutex
CreateMutexA
GetCurrentProcess
HeapFree
DosDateTimeToFileTime
GetLocalTime
SetFileAttributesA
SetVolumeLabelA
LocalFileTimeToFileTime
GetVersion
GetLocaleInfoA
GetVolumeInformationA
GetFullPathNameA
InitializeCriticalSectionAndSpinCount
WaitForMultipleObjects
QueryPerformanceCounter
QueryPerformanceFrequency
GlobalSize
GetFileInformationByHandle
GetPrivateProfileIntA
GlobalLock
WritePrivateProfileStringA
GlobalAlloc
GetTickCount
CreateEventA
FormatMessageA
DeleteCriticalSection
LocalFree
GetPrivateProfileStringA
GetProcAddress
Beep
ResetEvent
CreateThread
CloseHandle
LoadLibraryA
SetEvent
GetFileAttributesA
GetLastError
Sleep
ResumeThread
WaitForSingleObject
SetThreadAffinityMask
InitializeCriticalSection
LeaveCriticalSection
EnterCriticalSection
GetModuleFileNameA
GetModuleHandleA
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetConsoleCtrlHandler
OutputDebugStringW
RemoveDirectoryW
WriteConsoleW
HeapSize
OpenThread
ExitThread

user32

IsDlgButtonChecked
GetWindow
GetTopWindow
GetWindowThreadProcessId
GetMessageA
CallNextHookEx
PostThreadMessageA
SetWindowsHookExA
GetForegroundWindow
GetKeyState
ToAscii
keybd_event
EnumDisplaySettingsA
VkKeyScanW
ToUnicode
SetWindowRgn
WindowFromDC
MapWindowPoints
LoadBitmapA
IntersectRect
GetDesktopWindow
GetMenuStringA
PtInRect
ReleaseCapture
GetCaretBlinkTime
SetCapture
CallWindowProcA
SetCaretBlinkTime
GetScrollInfo
ScreenToClient
GetTouchInputInfo
CloseTouchInputHandle
LoadKeyboardLayoutA
ModifyMenuA
DispatchMessageA
SetWindowLongPtrA
GetKeyboardState
wvsprintfA
CharToOemA
OemToCharA
AdjustWindowRectEx
SetForegroundWindow
SetDlgItemTextA
IsRectEmpty
DialogBoxParamA
EndDialog
LoadImageA
CreateAcceleratorTableA
DestroyAcceleratorTable
TranslateAcceleratorA
GetWindowLongPtrA
GetDlgItem
SendMessageA
SetWindowTextA
GetMenuItemCount
DestroyIcon
DrawTextA
TranslateMessage
SendDlgItemMessageA
GetComboBoxInfo
PeekMessageA
GetWindowTextLengthA
GetParent
EnableWindow
MonitorFromPoint
EnumDisplayDevicesA
MonitorFromWindow
GetSystemMetrics
EnumDisplaySettingsExA
GetMonitorInfoA
SystemParametersInfoA
ValidateRect
LoadMenuA
GetMenuItemID
LoadStringA
TrackPopupMenu
GetSubMenu
SetMenuDefaultItem
RegisterClassExA
OpenClipboard
CloseClipboard
IsClipboardFormatAvailable
RegisterClipboardFormatA
RedrawWindow
SetWindowLongA
SetCursorPos
GetCursorPos
GetClipboardOwner
EmptyClipboard
GetClipboardData
SetClipboardData
SetScrollInfo
GetSystemMenu
CreateDialogParamA
GetMessageExtraInfo
ShowScrollBar
GetWindowRect
GetFocus
LoadCursorA
DestroyWindow
GetDC
SetWindowPos
SetClipboardViewer
PostMessageA
FillRect
GetKeyboardLayoutNameA
CreatePopupMenu
ShowWindow
IsWindow
InvalidateRgn
RegisterWindowMessageA
SetTimer
RegisterTouchWindow
ChangeClipboardChain
GetWindowLongA
SendNotifyMessageA
MessageBoxA
MoveWindow
UnregisterTouchWindow
RegisterClassA
DefWindowProcA
DestroyMenu
CreateWindowExA
SetFocus
ScrollWindowEx
DrawMenuBar
SetCursor
LoadIconA
GetDlgItemInt
AppendMenuA
CheckMenuItem
GetClientRect
SetRect
KillTimer
PostQuitMessage
GetSysColorBrush
EnableMenuItem
SetDlgItemInt
UpdateWindow
InvalidateRect
IsIconic
ReleaseDC
BeginPaint
EndPaint
GetDlgItemTextA
GetWindowTextA

gdi32

CreateSolidBrush
SelectPalette
CreateRectRgn
GetDeviceCaps
GetStockObject
UpdateColors
RealizePalette
StretchBlt
SetDIBColorTable
CreateDIBSection
SetStretchBltMode
CreateRectRgnIndirect
Rectangle
MoveToEx
CreatePen
LineTo
SetBkMode
SetTextColor
CreatePolygonRgn
CreateFontA
SetROP2
CombineRgn
BitBlt
SelectObject
SetBrushOrgEx
DeleteObject
DeleteDC
GetClipBox
CreateCompatibleDC
CreatePalette
PatBlt

comdlg32

CommDlgExtendedError
GetOpenFileNameA
GetSaveFileNameA

advapi32

GetSecurityDescriptorGroup
RegSetValueExA
IsValidAcl
SetKernelObjectSecurity
GetKernelObjectSecurity
OpenProcessToken
RegCloseKey
RegQueryValueExA
GetSecurityDescriptorLength
GetSecurityDescriptorSacl
AdjustTokenPrivileges
GetSecurityDescriptorDacl
RegOpenKeyExA
LookupPrivilegeValueA
GetSecurityDescriptorControl
GetSecurityDescriptorOwner
IsValidSid
IsValidSecurityDescriptor

shell32

SHFileOperationA
SHGetSpecialFolderLocation
SHGetFolderPathA
SHBrowseForFolderA
SHGetMalloc
SHGetSpecialFolderPathA
ShellExecuteA
SHGetPathFromIDListA
Shell_NotifyIconA

imm32

ImmAssociateContext

shlwapi

PathFindFileNameA

gdiplus

GdipFree
GdipSaveImageToFile
GdipDisposeImage
GdipCreateBitmapFromHBITMAP
GdipAlloc
GdipCloneImage
GdipGetImageEncoders
GdiplusShutdown
GdiplusStartup
GdipGetImageEncodersSize

Exports

Exports

adler32
adler32_combine
adler32_z
compress
compress2
compressBound
crc32
crc32_combine
crc32_combine_gen
crc32_combine_op
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: 2.4MB - Virtual size: 2.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 480KB - Virtual size: 479KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 11KB - Virtual size: 350KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 89KB - Virtual size: 89KB

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: 487KB - Virtual size: 486KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5e4f9f3cd92c0bada9f49a139a1e3fdb

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

32:b3:ae:4c:56:1f:f7:86:88:1b:19:c0:00:4c:bb:78:67:b0:85:11:2f:c2:17:cb:8c:c2:4d:f4:1d:82:62:8cSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

comctl32

winmm

ws2_32

kernel32

user32

gdi32

comdlg32

advapi32

shell32

imm32

shlwapi

gdiplus

Exports

Exports

Sections

.text Size: 2.4MB - Virtual size: 2.4MB

.rdata Size: 480KB - Virtual size: 479KB

.data Size: 11KB - Virtual size: 350KB

.pdata Size: 89KB - Virtual size: 89KB

_RDATA Size: 512B - Virtual size: 244B

.rsrc Size: 487KB - Virtual size: 486KB

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

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

32:b3:ae:4c:56:1f:f7:86:88:1b:19:c0:00:4c:bb:78:67:b0:85:11:2f:c2:17:cb:8c:c2:4d:f4:1d:82:62:8c
Signer

.text
Size: 2.4MB - Virtual size: 2.4MB

.rdata
Size: 480KB - Virtual size: 479KB

.data
Size: 11KB - Virtual size: 350KB

.pdata
Size: 89KB - Virtual size: 89KB

_RDATA
Size: 512B - Virtual size: 244B

.rsrc
Size: 487KB - Virtual size: 486KB

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