2024-07-09_ca2025ca7f9b4ed4ab6bf95d9f5289d8_mbrlock_xiaoba

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General

Target

2024-07-09_ca2025ca7f9b4ed4ab6bf95d9f5289d8_mbrlock_xiaoba
Size

4.6MB
MD5

ca2025ca7f9b4ed4ab6bf95d9f5289d8
SHA1

021806d7dfba0d0681caf83c98c3fcadb99dca83
SHA256

bfd0773c274ba1a1a12ee54366fc49ba36329a838b5312b49620ad4bb320ab74
SHA512

73e97454d2a7f3cfeaa6ba4741694a5e59bf2cb3a2679e56f2e6687ca6f253fcf112145825b03ec636accafec5c1e633987c3533378f30429995a8952488276c
SSDEEP

98304:q4eyP0RJ0crXx8ujLWFghGdkXC/2rF2Uf3LRBYZIIk:SXLQG2WRS

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-07-09_ca2025ca7f9b4ed4ab6bf95d9f5289d8_mbrlock_xiaoba

Files

2024-07-09_ca2025ca7f9b4ed4ab6bf95d9f5289d8_mbrlock_xiaoba
.exe windows:4 windows x86 arch:x86

6ea6151b63a09087608fcd591ee6c862

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

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

ws2_32

bind
htonl
socket
sendto
recvfrom
ioctlsocket
connect
htons
listen
accept
__WSAFDIsSet
shutdown
WSAGetLastError
ntohs
getsockname
ntohl
WSAAsyncSelect
closesocket
send
gethostname
inet_addr
inet_ntoa
select
WSAStartup
recv
WSACleanup
getpeername
gethostbyname

rasapi32

RasGetConnectStatusA
RasHangUpA

kernel32

GetProfileStringA
LeaveCriticalSection
EnterCriticalSection
ReleaseSemaphore
ResumeThread
CreateSemaphoreA
TerminateThread
Process32Next
Process32First
CreateToolhelp32Snapshot
SetFilePointer
GetFileSize
GetCurrentProcess
TerminateProcess
OpenProcess
GetWindowsDirectoryA
GetSystemDirectoryA
SetLastError
GetTimeZoneInformation
GetVersion
SetSystemPowerState
IsDBCSLeadByte
lstrcmpA
lstrcmpiA
lstrcpynA
UnmapViewOfFile
MapViewOfFile
FlushViewOfFile
FileTimeToSystemTime
CreateMutexA
ReleaseMutex
SuspendThread
InterlockedIncrement
InterlockedDecrement
LocalFree
FileTimeToLocalFileTime
DuplicateHandle
FlushFileBuffers
LockFile
UnlockFile
SetEndOfFile
GlobalDeleteAtom
GlobalFindAtomA
GlobalAddAtomA
GlobalGetAtomNameA
LocalAlloc
TlsAlloc
GlobalHandle
TlsFree
TlsSetValue
LocalReAlloc
TlsGetValue
GetFileTime
GetCurrentThread
GlobalFlags
SetErrorMode
GetProcessVersion
GetCPInfo
GetOEMCP
GetStartupInfoA
RtlUnwind
GetSystemTime
GetLocalTime
RaiseException
GetFileType
HeapSize
GetACP
SetStdHandle
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetStdHandle
GetEnvironmentVariableA
HeapDestroy
HeapCreate
VirtualFree
SetEnvironmentVariableA
LCMapStringA
LCMapStringW
VirtualAlloc
IsBadWritePtr
GetStringTypeA
GetStringTypeW
SetUnhandledExceptionFilter
GetCurrentProcessId
CompareStringA
CompareStringW
IsBadReadPtr
IsBadCodePtr
InterlockedExchange
WriteFile
WaitForMultipleObjects
CreateFileA
SetEvent
FindResourceA
LoadResource
LockResource
ReadFile
lstrlenW
RemoveDirectoryA
GetModuleFileNameA
WideCharToMultiByte
MultiByteToWideChar
GetCurrentThreadId
ExitProcess
GlobalSize
GlobalFree
DeleteCriticalSection
InitializeCriticalSection
lstrcatA
lstrlenA
WinExec
lstrcpyA
FindNextFileA
GetDriveTypeA
GlobalReAlloc
HeapFree
HeapReAlloc
GetProcessHeap
HeapAlloc
GetUserDefaultLCID
GetFullPathNameA
FreeLibrary
LoadLibraryA
GetLastError
GetVersionExA
WritePrivateProfileStringA
CreateThread
CreateEventA
Sleep
ExpandEnvironmentStringsA
GlobalAlloc
GlobalLock
GlobalUnlock
GetTempPathA
FindFirstFileA
FindClose
SetFileAttributesA
GetFileAttributesA
DeleteFileA
CopyFileA
GetCurrentDirectoryA
SetCurrentDirectoryA
GetVolumeInformationA
GetModuleHandleA
GetProcAddress
MulDiv
GetCommandLineA
GetTickCount
CreateProcessA
WaitForSingleObject
CloseHandle
CreateFileMappingA

user32

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

gdi32

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

winspool.drv

OpenPrinterA
DocumentPropertiesA
ClosePrinter

comdlg32

GetFileTitleA
GetSaveFileNameA
GetOpenFileNameA
ChooseColorA

advapi32

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

shell32

ShellExecuteA
Shell_NotifyIconA
SHGetSpecialFolderPathA
SHChangeNotify

ole32

CLSIDFromProgID
OleInitialize
OleUninitialize
CLSIDFromString
CoCreateInstance
OleRun

oleaut32

VariantClear
VariantChangeType
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayGetDim
SafeArrayUnaccessData
SafeArrayAccessData
SafeArrayGetElement
VariantCopyInd
VariantInit
SysAllocString
RegisterTypeLi
LHashValOfNameSys
LoadTypeLi
UnRegisterTypeLi

comctl32

ImageList_Destroy
ord17

wininet

InternetCloseHandle

Sections

.text
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 3.3MB - Virtual size: 3.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 128KB - Virtual size: 413KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 32KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

6ea6151b63a09087608fcd591ee6c862

Headers

File Characteristics

Imports

winmm

ws2_32

rasapi32

kernel32

user32

gdi32

winspool.drv

comdlg32

advapi32

shell32

ole32

oleaut32

comctl32

wininet

Sections

.text Size: 1.2MB - Virtual size: 1.2MB

.rdata Size: 3.3MB - Virtual size: 3.3MB

.data Size: 128KB - Virtual size: 413KB

.rsrc Size: 32KB - Virtual size: 28KB

.text
Size: 1.2MB - Virtual size: 1.2MB

.rdata
Size: 3.3MB - Virtual size: 3.3MB

.data
Size: 128KB - Virtual size: 413KB

.rsrc
Size: 32KB - Virtual size: 28KB