2024-02-19_233be6190b90510f56df21748ab90844_mbrlock_xiaoba

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General

Target

2024-02-19_233be6190b90510f56df21748ab90844_mbrlock_xiaoba
Size

1.1MB
MD5

233be6190b90510f56df21748ab90844
SHA1

1022df0e7f4bc4ce1ef9fc599c9e3094d1b6d109
SHA256

ad557ca1130c7d2bdf6c19d6c88a50bf59e5e8b9908ee9fe61f1cb80e013c35e
SHA512

0f073db75683da5f52b292132de3a77b1786142a9dd04df7c2d326221a282d5779f03282ba82248001e7393ec67b95b90862c4404037231255296c30e2d98d3e
SSDEEP

24576:oePaogSn9Fk6a9y3d2WdzgNeTZiUytkIz:oSV9F/3dBoeIF

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-19_233be6190b90510f56df21748ab90844_mbrlock_xiaoba

Files

2024-02-19_233be6190b90510f56df21748ab90844_mbrlock_xiaoba
.exe windows:4 windows x86 arch:x86

d5b06e903c23526d3ecebc7e6140e2c2

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

winmm

midiStreamOut
midiOutPrepareHeader
waveOutWrite
waveOutPause
waveOutReset
waveOutClose
waveOutGetNumDevs
waveOutOpen
midiOutUnprepareHeader
midiStreamOpen
midiStreamProperty
midiStreamStop
midiOutReset
midiStreamClose
midiStreamRestart
waveOutUnprepareHeader
waveOutRestart
waveOutPrepareHeader

ws2_32

WSACleanup
inet_ntoa
closesocket
getpeername
accept
ntohl
WSAAsyncSelect
recvfrom
ioctlsocket
recv

kernel32

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

user32

PeekMessageA
SetMenu
GetMenu
IsIconic
SetFocus
GetActiveWindow
GetSysColorBrush
CopyAcceleratorTableA
GetKeyState
TranslateAcceleratorA
IsWindowEnabled
ShowWindow
SystemParametersInfoA
LoadImageA
EnumDisplaySettingsA
ClientToScreen
EnableMenuItem
GetSubMenu
GetDlgCtrlID
CreateAcceleratorTableA
CreateMenu
ModifyMenuA
AppendMenuA
CreatePopupMenu
DrawIconEx
CreateIconFromResource
CreateIconFromResourceEx
RegisterClipboardFormatA
SetRectEmpty
GetWindow
DestroyAcceleratorTable
SetWindowRgn
GetMessagePos
GetMessageA
ChildWindowFromPointEx
CopyRect
LoadBitmapA
WinHelpA
KillTimer
SetTimer
ReleaseCapture
GetCapture
SetCapture
GetScrollRange
SetScrollRange
SetScrollPos
LoadStringA
GetMenuCheckMarkDimensions
GetMenuState
SetMenuItemBitmaps
CheckMenuItem
SetRect
InflateRect
IntersectRect
DeleteMenu
PtInRect
OffsetRect
IsWindowVisible
EnableWindow
RedrawWindow
GetWindowLongA
SetWindowLongA
GetSysColor
SetActiveWindow
SetCursorPos
LoadCursorA
SetCursor
GetDC
FillRect
IsRectEmpty
ReleaseDC
IsChild
DestroyMenu
SetForegroundWindow
GetWindowRect
EqualRect
UpdateWindow
ValidateRect
InvalidateRect
GetClientRect
GetFocus
GetParent
GetTopWindow
PostMessageA
IsWindow
SetParent
DestroyCursor
SendMessageA
SetWindowPos
MessageBoxA
GetCursorPos
GetSystemMetrics
EmptyClipboard
SetClipboardData
OpenClipboard
GetClipboardData
CloseClipboard
wsprintfA
WaitForInputIdle
GetSystemMenu
WindowFromPoint
DrawFocusRect
DrawEdge
DrawFrameControl
TranslateMessage
LoadIconA
GetForegroundWindow
ExitWindowsEx
GetDesktopWindow
GetClassNameA
GetDlgItem
GetWindowTextA
DefWindowProcA
GetClassInfoA
IsZoomed
DestroyIcon
PostQuitMessage
ScreenToClient
UnregisterClassA
DispatchMessageA
GetWindowTextLengthA
CharUpperA
GetWindowDC
BeginPaint
EndPaint
TabbedTextOutA
DrawTextA
GrayStringA
DestroyWindow
CreateDialogIndirectParamA
EndDialog
GetNextDlgTabItem
GetWindowPlacement
RegisterWindowMessageA
GetLastActivePopup
GetMessageTime
RemovePropA
CallWindowProcA
GetPropA
UnhookWindowsHookEx
SetPropA
GetClassLongA
CallNextHookEx
SetWindowsHookExA
CreateWindowExA
GetMenuItemID
GetMenuItemCount
RegisterClassA
GetScrollPos
AdjustWindowRectEx
MapWindowPoints
SendDlgItemMessageA
ScrollWindowEx
IsDialogMessageA
SetWindowTextA
MoveWindow

gdi32

ExtSelectClipRgn
LineTo
MoveToEx
ExcludeClipRect
GetClipBox
PatBlt
CombineRgn
CreateRectRgn
FillRgn
CreateSolidBrush
GetStockObject
CreateFontIndirectA
EndPage
EndDoc
DeleteDC
StartDocA
StartPage
BitBlt
CreateCompatibleDC
Ellipse
LPtoDP
DPtoLP
GetCurrentObject
RoundRect
GetTextExtentPoint32A
GetDeviceCaps
SetStretchBltMode
CreateRectRgnIndirect
SetBkColor
ScaleWindowExtEx
SetWindowExtEx
SetWindowOrgEx
ScaleViewportExtEx
SetViewportExtEx
OffsetViewportOrgEx
SetViewportOrgEx
SetMapMode
SetTextColor
SetROP2
SetPolyFillMode
GetViewportExtEx
PtVisible
RectVisible
TextOutA
ExtTextOutA
Escape
GetTextMetricsA
CreatePen
GetObjectA
SelectObject
CreateBitmap
CreateDCA
CreateCompatibleBitmap
GetPolyFillMode
GetStretchBltMode
GetROP2
GetBkColor
GetBkMode
GetTextColor
CreateRoundRectRgn
CreateEllipticRgn
SetBkMode
RestoreDC
SaveDC
PathToRegion
EndPath
BeginPath
GetWindowOrgEx
GetViewportOrgEx
GetWindowExtEx
GetDIBits
RealizePalette
SelectPalette
StretchBlt
CreatePalette
GetClipRgn
CreateDIBitmap
DeleteObject
SelectClipRgn
Rectangle
GetSystemPaletteEntries
CreatePolygonRgn

winspool.drv

OpenPrinterA
DocumentPropertiesA
ClosePrinter

advapi32

RegQueryValueExA
RegOpenKeyExA
RegSetValueExA
RegCreateKeyA
RegDeleteValueA
RegDeleteKeyA
RegQueryValueA
AdjustTokenPrivileges
LookupPrivilegeValueA
OpenProcessToken
RegCreateKeyExA
RegCloseKey

shell32

ShellExecuteA
Shell_NotifyIconA

ole32

CLSIDFromString
OleUninitialize
OleInitialize

oleaut32

LoadTypeLi
RegisterTypeLi
UnRegisterTypeLi

comctl32

ord17
ImageList_Destroy

comdlg32

ChooseColorA
GetFileTitleA
GetSaveFileNameA
GetOpenFileNameA

Sections

.text
Size: 636KB - Virtual size: 635KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 212KB - Virtual size: 208KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 100KB - Virtual size: 377KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 156KB - Virtual size: 155KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d5b06e903c23526d3ecebc7e6140e2c2

Headers

File Characteristics

Imports

winmm

ws2_32

kernel32

user32

gdi32

winspool.drv

advapi32

shell32

ole32

oleaut32

comctl32

comdlg32

Sections

.text Size: 636KB - Virtual size: 635KB

.rdata Size: 212KB - Virtual size: 208KB

.data Size: 100KB - Virtual size: 377KB

.rsrc Size: 156KB - Virtual size: 155KB

.text
Size: 636KB - Virtual size: 635KB

.rdata
Size: 212KB - Virtual size: 208KB

.data
Size: 100KB - Virtual size: 377KB

.rsrc
Size: 156KB - Virtual size: 155KB