Winlock[.]exe | Triage

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General

Target

Winlock.exe
Size

3.0MB
MD5

18563c62462e92e3c81dfe737e3a8997
SHA1

46b7af31847f18e886a33779dc53199776d0b666
SHA256

3e84a1296556efb107c12d4b936b0e1a1a7a5a70d6ecd3ed7ecff79e4b39bd54
SHA512

4d835fd33da52baad823017c4af56152e3e9930e885de9587ca6661233cd238ccb326c984bbe3d5c850d317b18bffccf179e0578e0936b2df6dfd656afbd4319
SSDEEP

49152:88ntDZAcCVT1ZgESZlkBg9HCx6CtcX4EwgGW7XoUPIwEi2xQwqM:vZAcCKMECuX4EwN0RIzxQc

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Winlock.exe

Files

Winlock.exe
.exe windows x86

f67c2d48a0d9fae633478c7ae08a5655

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

comctl32

ord17

winmm

timeBeginPeriod
joyGetDevCapsW
joyGetPosEx
timeEndPeriod

kernel32

MultiByteToWideChar
WideCharToMultiByte
GlobalAddAtomW
GlobalDeleteAtom
lstrlenW
GetCommandLineW
GetExitCodeProcess
GlobalAlloc
GlobalLock
GlobalUnlock
SetErrorMode
GetCurrentDirectoryW
GlobalFree
LoadLibraryW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
FindNextFileA
FindFirstFileExA
DecodePointer
GetFileType
GetProcessHeap
LCMapStringW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetOEMCP
IsValidCodePage
GetStringTypeW
GetCPInfo
HeapFree
HeapReAlloc
HeapAlloc
GetStdHandle
FindNextFileW
GetModuleHandleExW
ExitProcess
SetEnvironmentVariableW
DeleteFileW
HeapSize
GetACP
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
EncodePointer
RtlUnwind
InitializeSListHead
GetCurrentThreadId
GetCurrentProcessId
GetStartupInfoW
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetSystemTimeAsFileTime
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
SetLastError
QueryPerformanceFrequency
QueryPerformanceCounter
LoadLibraryExA
GetModuleHandleW
VirtualQuery
VirtualProtect
GetSystemInfo
RaiseException
CreateMutexW
GetModuleFileNameW
Sleep
SetCurrentDirectoryW
ReleaseMutex
WaitForSingleObject
FindClose
FindFirstFileW
CloseHandle
SetFilePointerEx
SetFilePointer
WriteFile
GetLastError
ReadFile
CreateFileW
CreateDirectoryW
GetTempFileNameW
GetTempPathW
WriteConsoleW
RemoveDirectoryW
GetVersionExW
GetLocaleInfoW
FreeLibrary
GetProcAddress
LoadLibraryExW
SetStdHandle
GetConsoleCP
GetConsoleMode
FlushFileBuffers
GetModuleFileNameA

user32

DrawTextW
OffsetRect
DestroyWindow
PostQuitMessage
DrawEdge
GetUpdateRect
DefMDIChildProcW
EndPaint
BeginPaint
InflateRect
GetClassNameW
GetDlgItemTextW
SendDlgItemMessageW
EndDialog
GetDlgItem
SetDlgItemTextW
GetTabbedTextExtentW
MapVirtualKeyW
GetInputState
DrawMenuBar
SetMenuInfo
DestroyMenu
LoadMenuIndirectW
GetMenuItemCount
SetWindowPlacement
GetWindowPlacement
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
GetDesktopWindow
GetSystemMenu
UpdateWindow
GetWindow
RegisterClassW
RegisterClassExW
ModifyMenuW
GetMenuStringW
GetMenuItemID
DialogBoxParamW
FillRect
LoadImageW
LoadIconW
GetMonitorInfoW
MonitorFromWindow
GetSystemMetrics
RedrawWindow
IsIconic
IsDialogMessageW
SetTimer
GetClipboardData
CloseClipboard
SetClipboardData
EmptyClipboard
OpenClipboard
IsClipboardFormatAvailable
CheckMenuItem
EnableMenuItem
GetMenu
PtInRect
PostMessageW
InvalidateRect
SetFocus
GetFocus
CallWindowProcW
RemovePropW
SetPropW
SetWindowLongW
GetPropW
MessageBoxW
GetParent
GetActiveWindow
ShowCursor
SetCapture
ReleaseCapture
GetKeyState
GetWindowRect
GetWindowDC
SetCursorPos
ClientToScreen
ScreenToClient
GetCursorPos
LoadStringW
MapWindowPoints
SetWindowPos
IsZoomed
GetWindowLongW
AdjustWindowRectEx
SendMessageW
LockWindowUpdate
ShowWindow
IsWindowVisible
GetClientRect
SetWindowTextW
wsprintfW
IntersectRect
KillTimer
DestroyIcon
GetSubMenu
DeleteMenu
GetMenuState
LoadCursorW
SetCursor
SystemParametersInfoW
GetSysColor
ReleaseDC
CreateIconIndirect
GetDC
MsgWaitForMultipleObjects
DispatchMessageW
TranslateMessage
TranslateMDISysAccel
GetMessageW
PeekMessageW
DialogBoxIndirectParamW

gdi32

CreatePalette
SelectPalette
RealizePalette
EnumFontFamiliesExW
GetStockObject
SelectObject
GetTextExtentPointW
GetDeviceCaps
GetObjectW
CreateFontIndirectW
DeleteObject
CreatePen
Rectangle
LineTo
SetBkColor
ExtTextOutW
SetTextColor
SetBkMode
CreateRectRgn
GetClipRgn
ExcludeClipRect
SelectClipRgn
SetDIBits
CreateCompatibleBitmap
CreateSolidBrush
CreateBitmap

comdlg32

GetSaveFileNameW
GetOpenFileNameW

shell32

DragFinish
DragQueryFileW
ShellExecuteExW
DragAcceptFiles

Exports

Exports

AmdPowerXpressRequestHighPerformance
NvOptimusEnablement

Sections

.text
Size: 528KB - Virtual size: 528KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 106KB - Virtual size: 105KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 289KB - Virtual size: 289KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 25KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f67c2d48a0d9fae633478c7ae08a5655

Headers

DLL Characteristics

File Characteristics

Imports

comctl32

winmm

kernel32

user32

gdi32

comdlg32

shell32

Exports

Exports

Sections

.text Size: 528KB - Virtual size: 528KB

.rdata Size: 106KB - Virtual size: 105KB

.data Size: 6KB - Virtual size: 9KB

.rsrc Size: 289KB - Virtual size: 289KB

.reloc Size: 25KB - Virtual size: 25KB

.text
Size: 528KB - Virtual size: 528KB

.rdata
Size: 106KB - Virtual size: 105KB

.data
Size: 6KB - Virtual size: 9KB

.rsrc
Size: 289KB - Virtual size: 289KB

.reloc
Size: 25KB - Virtual size: 25KB