LiboPub[.]dll | Triage

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General

Target

LiboPub.dll
Size

168KB
MD5

4fb1606a285be76298f2899c792093ca
SHA1

3a37f36298068e79370dd166fca3661c8da07c40
SHA256

2d3e3d49f5d1300514debde83bde889948452cdd76849fef12a7e774aa7d8b27
SHA512

755021a115032b4a272d2bc2d0ac5aa755d9bfefd0fc2f7760082014bc74cc275a621433c600933c1751f61fd319bd5481c272e46adbb27cd83b8c15c15db357
SSDEEP

3072:5BCT70nHTMZ/njXOcSKNuGDJSPHyDbJPdnlpzuODhZNdL:xHCjXOtDvPkFFJ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
LiboPub.dll

Files

LiboPub.dll
.dll windows:4 windows x86 arch:x86

0216715d2b6b747694fa2938109be287

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

rpcrt4

RpcRaiseException
NdrClientInitializeNew
NdrConformantStringBufferSize
NdrGetBuffer
NdrConformantStringMarshall
NdrSendReceive
NdrConvert
NdrPointerUnmarshall
NdrFreeBuffer
RpcBindingFree
RpcStringBindingComposeA
RpcBindingFromStringBindingA
RpcStringFreeA

kernel32

ReadFile
WriteFile
SetFilePointer
FlushFileBuffers
SetEndOfFile
GetCurrentProcess
CreateFileA
RtlUnwind
HeapAlloc
HeapFree
GetOEMCP
VirtualAlloc
GetSystemInfo
VirtualQuery
GetCommandLineA
ExitProcess
HeapReAlloc
HeapSize
TerminateProcess
SetHandleCount
GetStdHandle
GetFileType
GetStartupInfoA
HeapDestroy
HeapCreate
VirtualFree
IsBadWritePtr
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
UnhandledExceptionFilter
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
SetUnhandledExceptionFilter
LCMapStringA
LCMapStringW
GetStringTypeA
GetStringTypeW
IsBadReadPtr
IsBadCodePtr
SetStdHandle
GetCPInfo
GlobalFlags
GlobalGetAtomNameA
GlobalAddAtomA
GlobalFindAtomA
GlobalDeleteAtom
LoadLibraryA
FreeLibrary
lstrcmpW
lstrcmpA
InterlockedIncrement
RaiseException
SetErrorMode
GetModuleHandleA
GetProcAddress
lstrcpyA
lstrcatA
GetCurrentThreadId
TlsFree
LocalReAlloc
TlsSetValue
TlsAlloc
TlsGetValue
GlobalHandle
GlobalReAlloc
LocalAlloc
GlobalFree
FindResourceA
LoadResource
LockResource
SizeofResource
GlobalAlloc
GlobalLock
GlobalUnlock
FormatMessageA
LocalFree
SetLastError
lstrcpynA
CloseHandle
WaitForSingleObject
InterlockedDecrement
lstrlenA
lstrcmpiA
GetVersion
MultiByteToWideChar
GetVersionExA
GetThreadLocale
GetLocaleInfoA
InterlockedExchange
GetACP
WideCharToMultiByte
GetModuleFileNameA
GetLastError
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
InitializeCriticalSection
VirtualProtect

user32

DestroyMenu
wsprintfA
GrayStringA
DrawTextExA
DrawTextA
TabbedTextOutA
ClientToScreen
SetWindowTextA
RegisterWindowMessageA
WinHelpA
GetCapture
CreateWindowExA
GetClassLongA
GetClassInfoExA
GetClassNameA
SetPropA
GetPropA
RemovePropA
GetForegroundWindow
GetDlgItem
GetTopWindow
DestroyWindow
GetMessageTime
GetMessagePos
LoadIconA
MapWindowPoints
SetForegroundWindow
GetClientRect
GetMenu
PostMessageA
GetClassInfoA
RegisterClassA
GetDlgCtrlID
DefWindowProcA
CallWindowProcA
SetWindowLongA
SetWindowPos
SystemParametersInfoA
IsIconic
LoadStringA
UnhookWindowsHookEx
GetSubMenu
GetWindowPlacement
GetWindowRect
CopyRect
PtInRect
GetWindow
SetMenuItemBitmaps
GetFocus
ModifyMenuA
EnableMenuItem
CheckMenuItem
GetMenuCheckMarkDimensions
LoadBitmapA
GetWindowTextA
LoadCursorA
PostQuitMessage
GetMenuItemCount
GetMenuItemID
GetMenuState
ValidateRect
PeekMessageA
GetKeyState
SendMessageA
DispatchMessageA
CallNextHookEx
SetWindowsHookExA
GetSystemMetrics
GetDC
ReleaseDC
GetSysColor
GetSysColorBrush
MessageBoxA
GetParent
GetWindowLongA
GetLastActivePopup
IsWindowEnabled
EnableWindow
UnregisterClassA
AdjustWindowRectEx

gdi32

DeleteDC
GetStockObject
RestoreDC
SaveDC
DeleteObject
SetBkColor
SetTextColor
GetClipBox
CreateBitmap
GetDeviceCaps
ScaleWindowExtEx
SetWindowExtEx
ScaleViewportExtEx
SetViewportExtEx
OffsetViewportOrgEx
SetViewportOrgEx
SelectObject
Escape
ExtTextOutA
TextOutA
RectVisible
PtVisible
SetMapMode

winspool.drv

OpenPrinterA
DocumentPropertiesA
ClosePrinter

advapi32

RegCloseKey
RegOpenKeyExA
RegQueryValueExA

comctl32

ord17

shlwapi

PathFindFileNameA
PathFindExtensionA

oleaut32

VariantClear
VariantChangeType
VariantInit

Exports

Exports

GetExtensionVersion
HttpExtensionProc
TerminateExtension

Sections

.text
Size: 92KB - Virtual size: 91KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 24KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 20KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 20KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

0216715d2b6b747694fa2938109be287

Headers

File Characteristics

Imports

rpcrt4

kernel32

user32

gdi32

winspool.drv

advapi32

comctl32

shlwapi

oleaut32

Exports

Exports

Sections

.text Size: 92KB - Virtual size: 91KB

.rdata Size: 24KB - Virtual size: 21KB

.data Size: 8KB - Virtual size: 20KB

.rsrc Size: 20KB - Virtual size: 16KB

.reloc Size: 20KB - Virtual size: 16KB

.text
Size: 92KB - Virtual size: 91KB

.rdata
Size: 24KB - Virtual size: 21KB

.data
Size: 8KB - Virtual size: 20KB

.rsrc
Size: 20KB - Virtual size: 16KB

.reloc
Size: 20KB - Virtual size: 16KB