2024-04-26_cf9af4fe83a5f39f8aa1732efb13b954_xiaoba

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General

Target

2024-04-26_cf9af4fe83a5f39f8aa1732efb13b954_xiaoba
Size

1.4MB
MD5

cf9af4fe83a5f39f8aa1732efb13b954
SHA1

06b92f37d0e8e445296b4f6d6c125961f2e6fb77
SHA256

a6371e0ebab5f21220324bf44c57e94a5f2cd368b285646d20f4f50f3edcea4f
SHA512

f28e4624249db8bb7bc7ecfa72dc0d0541b1f2a52fe107f19f3e601fa97502f38889f9ea26570d46243df568dee1e9a0e94cb416a7ce5f0a837dbb93e4ef8133
SSDEEP

24576:CPujdZx5N+c/DSYF8rhgp+4E7PKPlqBBLqdO6HCXCZKbv27i3b7y8:Yk5N+c/DVqrH6PILqFUCcq7Sr

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
2024-04-26_cf9af4fe83a5f39f8aa1732efb13b954_xiaoba

Files

2024-04-26_cf9af4fe83a5f39f8aa1732efb13b954_xiaoba
.exe windows:4 windows x86 arch:x86

9ecb8d0905baaf9b3992ef2fb712f289

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
waveOutGetNumDevs
waveOutClose
waveOutReset
waveOutUnprepareHeader
waveOutPrepareHeader
waveOutWrite
waveOutPause
midiStreamStop
midiOutReset
midiStreamClose
midiStreamRestart
waveOutRestart

ws2_32

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

rasapi32

RasGetConnectStatusA
RasHangUpA

kernel32

SetFilePointer
GetFileSize
TerminateProcess
OpenProcess
SetLastError
QueryPerformanceFrequency
QueryPerformanceCounter
GetTimeZoneInformation
CreateToolhelp32Snapshot
GetVersion
TerminateThread
FileTimeToSystemTime
CreateMutexA
ReleaseMutex
SuspendThread
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
LocalFree
InterlockedDecrement
InterlockedIncrement
Process32First
Process32Next
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
ExpandEnvironmentStringsA
GlobalAlloc
GlobalLock
GlobalUnlock
GetTempPathA
FindFirstFileA
FindClose
SetFileAttributesA
GetFileAttributesA
DeleteFileA
CreateDirectoryA
InterlockedExchange
SetCurrentDirectoryA
GetVolumeInformationA
GetModuleHandleA
GetProcAddress
MulDiv
GetCommandLineA
GetTickCount
WaitForSingleObject
CloseHandle
RtlUnwind
GetSystemTime
GetLocalTime
RaiseException
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

user32

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

gdi32

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

winspool.drv

DocumentPropertiesA
OpenPrinterA
ClosePrinter

advapi32

RegQueryValueExA
RegOpenKeyExA
RegSetValueExA
RegQueryValueA
AdjustTokenPrivileges
LookupPrivilegeValueA
OpenProcessToken
RegCreateKeyExA
RegCloseKey

shell32

SHGetSpecialFolderPathA
DragQueryFileA
ShellExecuteA
Shell_NotifyIconA

ole32

OleRun
CoCreateInstance
CLSIDFromString
OleUninitialize
OleInitialize
RegisterDragDrop
RevokeDragDrop
ReleaseStgMedium
CLSIDFromProgID

oleaut32

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

comctl32

ImageList_GetIcon
ImageList_GetImageCount
ImageList_SetBkColor
ord17
ImageList_Destroy
ImageList_Read
ImageList_Duplicate

wldap32

ord29

wininet

InternetCloseHandle

comdlg32

GetFileTitleA
GetSaveFileNameA
GetOpenFileNameA
ChooseColorA

Sections

.text
Size: 1.0MB - Virtual size: 1.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 272KB - Virtual size: 271KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 104KB - Virtual size: 428KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 28KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

9ecb8d0905baaf9b3992ef2fb712f289

Headers

File Characteristics

Imports

iphlpapi

winmm

ws2_32

rasapi32

kernel32

user32

gdi32

winspool.drv

advapi32

shell32

ole32

oleaut32

comctl32

wldap32

wininet

comdlg32

Sections

.text Size: 1.0MB - Virtual size: 1.0MB

.rdata Size: 272KB - Virtual size: 271KB

.data Size: 104KB - Virtual size: 428KB

.rsrc Size: 28KB - Virtual size: 24KB

.text
Size: 1.0MB - Virtual size: 1.0MB

.rdata
Size: 272KB - Virtual size: 271KB

.data
Size: 104KB - Virtual size: 428KB

.rsrc
Size: 28KB - Virtual size: 24KB