2024-02-23_ca4ea2d0c0971ab7f95a972a4e12ee7b_xiaoba

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General

Target

2024-02-23_ca4ea2d0c0971ab7f95a972a4e12ee7b_xiaoba
Size

2.0MB
MD5

ca4ea2d0c0971ab7f95a972a4e12ee7b
SHA1

edb2ffab05e2ca83cf3ea6922b0e664fa674e116
SHA256

08a815ff50d7da39dbc945af675832fda9aac4e1a1d6e3e395dea365da6abc9a
SHA512

cc03c22bee6cd048d661fe2c1c9affb0417f01197f69a52ab9e7f6934585b733f14c447ba68856b5168c74fb48489f83181dfc3de489103afd4521a16030917f
SSDEEP

49152:LIh4H3KVFGmrCdwXl7OzTq+4Qb3ng7SO3h/:6z+drHq+4Qb3KT

Score

10^/10

Malware Config

Signatures

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
sample	UPX

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-23_ca4ea2d0c0971ab7f95a972a4e12ee7b_xiaoba

Files

2024-02-23_ca4ea2d0c0971ab7f95a972a4e12ee7b_xiaoba
.exe windows:4 windows x86 arch:x86

5e5f6a3345ddf8e9593f81157b590c80

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

iphlpapi

GetAdaptersInfo

winmm

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

ws2_32

WSAAsyncSelect
closesocket
send
WSACleanup
recvfrom
ioctlsocket
recv
getpeername
accept
WSAStartup
gethostbyname
inet_ntoa
select

rasapi32

RasGetConnectStatusA
RasHangUpA

kernel32

SetLastError
QueryPerformanceFrequency
QueryPerformanceCounter
GetTimeZoneInformation
GetVersion
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
LocalFree
InterlockedDecrement
InterlockedIncrement
OpenProcess
TerminateProcess
GetFileSize
SetFilePointer
CreateToolhelp32Snapshot
Process32First
Process32Next
Beep
LoadLibraryExA
WideCharToMultiByte
MultiByteToWideChar
GetCurrentProcess
SetSystemPowerState
GetWindowsDirectoryA
GetSystemDirectoryA
CreateSemaphoreA
ResumeThread
ReleaseSemaphore
EnterCriticalSection
LeaveCriticalSection
GetProfileStringA
WriteFile
ReadFile
WaitForMultipleObjects
CreateFileA
DeviceIoControl
SetEvent
FindResourceA
LoadResource
LockResource
lstrlenW
GetModuleFileNameA
GetCurrentThreadId
ExitProcess
GlobalSize
GlobalFree
DeleteCriticalSection
InitializeCriticalSection
lstrcatA
lstrlenA
WinExec
lstrcpyA
FindNextFileA
GlobalReAlloc
HeapFree
HeapReAlloc
GetProcessHeap
HeapAlloc
GetUserDefaultLCID
GetFullPathNameA
FreeLibrary
LoadLibraryA
GetLastError
GetVersionExA
WritePrivateProfileStringA
GetPrivateProfileStringA
CreateThread
CreateEventA
Sleep
GlobalAlloc
GlobalLock
GlobalUnlock
GetTempPathA
FindFirstFileA
FindClose
SetFileAttributesA
GetFileAttributesA
DeleteFileA
InterlockedExchange
CreateDirectoryA
SetCurrentDirectoryA
GetVolumeInformationA
GetModuleHandleA
GetProcAddress
MulDiv
GetCommandLineA
GetTickCount
WaitForSingleObject
CloseHandle
GetStartupInfoA
RtlUnwind
RaiseException
GetSystemTime
GetLocalTime
HeapSize
GetACP
SetStdHandle
GetFileType
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetStdHandle
GetEnvironmentVariableA
HeapDestroy
HeapCreate
VirtualFree
SetEnvironmentVariableA
LCMapStringA
LCMapStringW
VirtualAlloc
IsBadWritePtr
SetUnhandledExceptionFilter
GetStringTypeA
GetStringTypeW
CompareStringA
CompareStringW
IsBadReadPtr
IsBadCodePtr
FileTimeToSystemTime

user32

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

gdi32

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

winspool.drv

OpenPrinterA
DocumentPropertiesA
ClosePrinter

advapi32

RegOpenKeyExA
RegSetValueExA
RegCreateKeyA
RegQueryValueA
AdjustTokenPrivileges
LookupPrivilegeValueA
OpenProcessToken
RegCreateKeyExA
RegCloseKey

shell32

Shell_NotifyIconA
ShellExecuteA
SHGetSpecialFolderPathA

ole32

CLSIDFromProgID
OleRun
CoCreateInstance
CLSIDFromString
OleUninitialize
OleInitialize

oleaut32

VariantChangeType
VariantClear
VariantCopy
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayGetDim
VariantCopyInd
VariantInit
SysAllocString
SafeArrayDestroy
SafeArrayCreate
SafeArrayPutElement
SafeArrayUnaccessData
RegisterTypeLi
SafeArrayAccessData
UnRegisterTypeLi
LoadTypeLi
LHashValOfNameSys
SafeArrayGetElement

comctl32

ImageList_GetIcon
ImageList_GetImageInfo
ImageList_GetImageCount
ImageList_SetBkColor
ord17
ImageList_Destroy
ImageList_Read
ImageList_Duplicate

wininet

InternetCloseHandle

comdlg32

ChooseFontA
ChooseColorA
GetOpenFileNameA
GetFileTitleA
GetSaveFileNameA

Sections

.text
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 368KB - Virtual size: 367KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 88KB - Virtual size: 432KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 24KB - Virtual size: 23KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5e5f6a3345ddf8e9593f81157b590c80

Headers

File Characteristics

Imports

iphlpapi

winmm

ws2_32

rasapi32

kernel32

user32

gdi32

winspool.drv

advapi32

shell32

ole32

oleaut32

comctl32

wininet

comdlg32

Sections

.text Size: 1.5MB - Virtual size: 1.5MB

.rdata Size: 368KB - Virtual size: 367KB

.data Size: 88KB - Virtual size: 432KB

.rsrc Size: 24KB - Virtual size: 23KB

.text
Size: 1.5MB - Virtual size: 1.5MB

.rdata
Size: 368KB - Virtual size: 367KB

.data
Size: 88KB - Virtual size: 432KB

.rsrc
Size: 24KB - Virtual size: 23KB