TCPOptimizer[.]exe

Sharing

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General

Target

TCPOptimizer.exe
Size

668KB
MD5

853fd4057b5f6f449ac8aa7884e31c25
SHA1

ee37a6f65aa1e159fcdc1f32aa5a876fb3d94d5e
SHA256

fccffe55df57db636d1399bfd518aa1ab53abbd8a4a845d46689d38f09b6c563
SHA512

72cff63d493e8deec2054b34b34db25d0694d971676b4c809e387e300ebc9aacba31a1aac5ed922edc68ff90899e45ed6ef8fbad24a3d4fba32f9f7ee7d3b6bd
SSDEEP

12288:oYD0goMbmE/A/PYnAz6fwjqIiqFu9n5W:BPKPYnAz6XbB

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
TCPOptimizer.exe

Files

TCPOptimizer.exe
.exe windows:4 windows x86 arch:x86

6cce23cb7f6c7d69f3ef22e1fb2d232f

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetFileType
HeapDestroy
HeapCreate
VirtualFree
VirtualAlloc
IsBadWritePtr
GetStringTypeA
GetStringTypeW
IsBadReadPtr
FreeEnvironmentStringsA
SetStdHandle
CompareStringA
CompareStringW
SetEnvironmentVariableA
SetUnhandledExceptionFilter
GetProfileStringA
UnhandledExceptionFilter
LCMapStringW
LCMapStringA
HeapSize
HeapReAlloc
TerminateProcess
GetACP
GetLocalTime
GetSystemTime
GetTimeZoneInformation
ExitProcess
GetStartupInfoA
RaiseException
ExitThread
RtlUnwind
CopyFileA
lstrlenW
GlobalSize
SetErrorMode
GetOEMCP
GetCPInfo
GlobalFlags
GetProcessVersion
TlsGetValue
LocalReAlloc
TlsSetValue
EnterCriticalSection
GlobalReAlloc
LeaveCriticalSection
TlsFree
GlobalHandle
DeleteCriticalSection
TlsAlloc
InitializeCriticalSection
LocalAlloc
GetCurrentThread
FileTimeToLocalFileTime
FileTimeToSystemTime
GetFileTime
GetFileSize
GetFileAttributesA
SuspendThread
SetThreadPriority
GetTickCount
GetThreadLocale
GetFullPathNameA
GetVolumeInformationA
FindFirstFileA
FindClose
SetEndOfFile
UnlockFile
LockFile
FlushFileBuffers
VirtualProtect
lstrcmpA
SetLastError
GetVersion
GetCurrentThreadId
GlobalGetAtomNameA
GlobalAddAtomA
GlobalFindAtomA
GlobalDeleteAtom
MultiByteToWideChar
InterlockedIncrement
FormatMessageA
LocalFree
WideCharToMultiByte
InterlockedDecrement
GetModuleFileNameA
ReadFile
SetFilePointer
CreatePipe
DuplicateHandle
GetStdHandle
CreateProcessA
GetCommandLineA
SetThreadLocale
CreateThread
TerminateThread
InterlockedExchange
GetProcessHeap
HeapAlloc
HeapFree
SleepEx
Sleep
LoadLibraryA
FreeLibrary
lstrcmpiA
GetVersionExA
GetModuleHandleA
GetProcAddress
GetSystemInfo
VerSetConditionMask
VerifyVersionInfoA
SetEvent
ResetEvent
WaitForSingleObject
FindResourceA
LoadResource
SizeofResource
LockResource
ResumeThread
MulDiv
GlobalFree
CreateEventA
GetPrivateProfileIntA
GetPrivateProfileStringA
GetCurrentProcess
WriteFile
GlobalAlloc
GlobalLock
GlobalUnlock
CreateFileA
CloseHandle
WritePrivateProfileStringA
lstrlenA
WinExec
lstrcpynA
GetLastError
lstrcpyA
IsBadCodePtr
lstrcatA

user32

MessageBeep
CharNextA
CopyAcceleratorTableA
DispatchMessageA
SetFocus
AdjustWindowRectEx
IsWindowVisible
GetScrollInfo
SetScrollInfo
GetScrollRange
GetScrollPos
SetScrollPos
GetTopWindow
IsChild
WinHelpA
RegisterClassA
GetMenu
GetMenuItemCount
GetMenuItemID
TrackPopupMenu
SetWindowPlacement
GetWindowTextLengthA
GetWindowTextA
GetDlgCtrlID
CreateWindowExA
SetWindowsHookExA
CallNextHookEx
GetClassLongA
SetPropA
GetPropA
CallWindowProcA
RemovePropA
GetMessageTime
GetMessagePos
GetForegroundWindow
GetWindow
SetWindowPos
RegisterWindowMessageA
IntersectRect
SystemParametersInfoA
GetWindowPlacement
EndDialog
GetActiveWindow
SetActiveWindow
CreateDialogIndirectParamA
DestroyWindow
wsprintfA
GetMenuCheckMarkDimensions
GetMenuState
ModifyMenuA
SetMenuItemBitmaps
CheckMenuItem
EnableMenuItem
UnhookWindowsHookEx
GetLastActivePopup
IsWindowEnabled
ExitWindowsEx
IsIconic
DrawIcon
GetSystemMenu
LoadIconA
PostThreadMessageA
SetMenuDefaultItem
SetMenuItemInfoA
LoadMenuA
GetSubMenu
SetForegroundWindow
TrackPopupMenuEx
CreatePopupMenu
AppendMenuA
GetNextDlgTabItem
GetKeyState
KillTimer
SetTimer
DestroyCaret
CreateCaret
SetCaretPos
ShowCaret
EnableScrollBar
ShowScrollBar
GetFocus
GetClassInfoA
DefWindowProcA
IsWindow
RegisterClipboardFormatA
GetNextDlgGroupItem
GetCapture
SetCapture
ReleaseCapture
InflateRect
DrawStateA
ClientToScreen
GetSysColorBrush
FrameRect
LoadStringA
UnregisterClassA
HideCaret
ExcludeUpdateRgn
DefDlgProcA
IsWindowUnicode
MessageBoxA
PostQuitMessage
GetMessageA
TranslateMessage
ValidateRect
wvsprintfA
DrawFocusRect
DrawTextA
OffsetRect
LoadBitmapA
SetCursor
LoadCursorA
CopyRect
GetSysColor
FillRect
GetDC
ReleaseDC
SetRect
GetParent
PostMessageA
EnableWindow
GetClassNameA
GetWindowLongA
SetWindowLongA
ScreenToClient
PtInRect
IsZoomed
SetWindowContextHelpId
GetDlgItem
DrawFrameControl
BeginDeferWindowPos
DeferWindowPos
InvalidateRect
EndDeferWindowPos
EqualRect
UpdateWindow
GetClientRect
GetWindowRect
GetSystemMetrics
SendMessageA
OpenClipboard
EmptyClipboard
SetClipboardData
CloseClipboard
IsClipboardFormatAvailable
DestroyMenu
GetDesktopWindow
CharUpperA
WindowFromPoint
MapDialogRect
GetAsyncKeyState
GrayStringA
TabbedTextOutA
EndPaint
BeginPaint
GetWindowDC
ShowWindow
MoveWindow
SetWindowTextA
IsDialogMessageA
PeekMessageA
SendDlgItemMessageA
GetCursorPos
MapWindowPoints

gdi32

SetViewportOrgEx
OffsetViewportOrgEx
SetViewportExtEx
ScaleViewportExtEx
SetWindowExtEx
ScaleWindowExtEx
SelectClipRgn
IntersectClipRect
GetViewportExtEx
GetWindowExtEx
PtVisible
RectVisible
TextOutA
ExtTextOutA
Escape
PatBlt
GetMapMode
DPtoLP
CopyMetaFileA
GetTextColor
GetBkColor
LPtoDP
SetBkMode
RestoreDC
SaveDC
SetBkColor
GetClipBox
CreateFontA
CreateRectRgnIndirect
Polygon
Polyline
GetCharWidthA
GetStockObject
RoundRect
SetPixel
MoveToEx
LineTo
CreateBitmap
CreatePen
CreateFontIndirectA
SetTextColor
GetObjectA
CreateSolidBrush
BitBlt
CreateCompatibleDC
CreateCompatibleBitmap
SelectObject
DeleteObject
GetDeviceCaps
SetMapMode
GetTextExtentPoint32A
StartDocA
StartPage
EndPage
EndDoc
CreateDIBitmap
GetTextExtentPointA
DeleteDC

comdlg32

GetFileTitleA
GetOpenFileNameA
PrintDlgA
GetSaveFileNameA

winspool.drv

OpenPrinterA
DocumentPropertiesA
ClosePrinter

advapi32

RegOpenKeyExA
RegCloseKey
RegQueryValueA
RegQueryValueExA
AdjustTokenPrivileges
LookupPrivilegeValueA
OpenProcessToken
RegEnumValueA
RegOpenKeyA
RegDeleteValueA
RegSetValueExA
RegCreateKeyExA
InitiateSystemShutdownA
RegDeleteKeyA
RegEnumKeyExA

shell32

ShellExecuteA

comctl32

_TrackMouseEvent
ImageList_AddMasked
ord17
PropertySheetA
DestroyPropertySheetPage
CreatePropertySheetPageA
ImageList_Destroy
ImageList_Create
ImageList_LoadImageA

oledlg

ord8

ole32

CreateStreamOnHGlobal
CoTaskMemFree
ReleaseStgMedium
OleGetClipboard
OleSetClipboard
OleFlushClipboard
OleIsCurrentClipboard
OleInitialize
OleUninitialize
CoFreeUnusedLibraries
CLSIDFromProgID
CLSIDFromString
OleDuplicateData
CoTaskMemAlloc
CoRegisterMessageFilter
CoGetClassObject
CoRevokeClassObject
StgOpenStorageOnILockBytes
StgCreateDocfileOnILockBytes
CreateILockBytesOnHGlobal

olepro32

ord251
ord253

oleaut32

SysFreeString
SysAllocStringLen
VariantClear
VariantTimeToSystemTime
SysStringLen
SysAllocStringByteLen
VariantChangeType
SysAllocString
VariantCopy

wsock32

ioctlsocket
WSACleanup
WSAStartup
inet_addr
htonl
gethostbyname

iphlpapi

GetAdaptersInfo

Sections

.text
Size: 340KB - Virtual size: 339KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 76KB - Virtual size: 74KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 36KB - Virtual size: 414KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 212KB - Virtual size: 211KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

6cce23cb7f6c7d69f3ef22e1fb2d232f

Headers

File Characteristics

Imports

kernel32

user32

gdi32

comdlg32

winspool.drv

advapi32

shell32

comctl32

oledlg

ole32

olepro32

oleaut32

wsock32

iphlpapi

Sections

.text Size: 340KB - Virtual size: 339KB

.rdata Size: 76KB - Virtual size: 74KB

.data Size: 36KB - Virtual size: 414KB

.rsrc Size: 212KB - Virtual size: 211KB

.text
Size: 340KB - Virtual size: 339KB

.rdata
Size: 76KB - Virtual size: 74KB

.data
Size: 36KB - Virtual size: 414KB

.rsrc
Size: 212KB - Virtual size: 211KB