Static task
static1
Behavioral task
behavioral1
Sample
2024-02-23_a2f46d7527df4634a71ab83e3c62aba5_xiaoba.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-23_a2f46d7527df4634a71ab83e3c62aba5_xiaoba.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_a2f46d7527df4634a71ab83e3c62aba5_xiaoba
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Size
2.8MB
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MD5
a2f46d7527df4634a71ab83e3c62aba5
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SHA1
5b6e04de2576654d2d490bfdcf2563efebc80b46
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SHA256
5954d4568cb8cedc497f11a90bb2658a9422d3e6dc69e28101997f31435a6985
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SHA512
36bc3940607f6158a918affa8e87fc36f60fb97acad66e192b91301d6ad885fc8a2ebb4a347aef019c34e47cd0cfe00f92b38d42a2d889376a6a3ebd4dc5becd
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SSDEEP
49152:B6fdwf62LucFgoL3N5Qkw/lq5TwO+B5MDPwgDnlS/K0roge:Ilc62LucFgXdPO2MwgDgK0r7e
Malware Config
Signatures
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Detects executables calling ClearMyTracksByProcess 1 IoCs
resource yara_rule sample INDICATOR_SUSPICIOUS_EXE_ClearMyTracksByProcess -
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_a2f46d7527df4634a71ab83e3c62aba5_xiaoba
Files
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2024-02-23_a2f46d7527df4634a71ab83e3c62aba5_xiaoba.exe windows:4 windows x86 arch:x86
6450d451efe4c6f120836d5e62857e9b
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
waveOutUnprepareHeader
midiStreamOut
midiOutPrepareHeader
midiStreamProperty
midiStreamOpen
midiOutUnprepareHeader
waveOutOpen
waveOutGetNumDevs
waveOutClose
waveOutReset
waveOutPause
waveOutWrite
waveOutPrepareHeader
waveOutRestart
midiStreamStop
midiOutReset
midiStreamClose
midiStreamRestart
ws2_32
ioctlsocket
recvfrom
socket
htonl
listen
htons
WSAAsyncSelect
closesocket
send
WSACleanup
WSAStartup
inet_ntoa
getpeername
accept
ntohl
select
recv
bind
rasapi32
RasHangUpA
RasGetConnectStatusA
kernel32
SetFilePointer
GetFileSize
TerminateProcess
SetLastError
GetTimeZoneInformation
GetVersion
CreateMutexA
ReleaseMutex
SuspendThread
InterlockedIncrement
InterlockedDecrement
GetSystemInfo
IsProcessorFeaturePresent
lstrcmpiA
GetFileTime
TlsGetValue
LocalReAlloc
TlsSetValue
TlsFree
GlobalHandle
TlsAlloc
LocalAlloc
lstrcmpA
GlobalGetAtomNameA
GlobalAddAtomA
GlobalFindAtomA
GlobalDeleteAtom
GetThreadLocale
SetEndOfFile
UnlockFile
LockFile
FlushFileBuffers
DuplicateHandle
lstrcpynA
FileTimeToLocalFileTime
FormatMessageA
LocalFree
SetUnhandledExceptionFilter
GetStringTypeA
GetStringTypeW
CompareStringA
CompareStringW
IsBadReadPtr
IsBadCodePtr
InterlockedExchange
TerminateThread
GetTempFileNameA
GetCurrentProcess
SetSystemPowerState
GetWindowsDirectoryA
GetSystemDirectoryA
CreateSemaphoreA
ResumeThread
ReleaseSemaphore
EnterCriticalSection
LeaveCriticalSection
GetProfileStringA
WriteFile
WaitForMultipleObjects
CreateFileA
SetEvent
FindResourceA
LoadResource
LockResource
ReadFile
lstrlenW
RemoveDirectoryA
GetModuleFileNameA
GetCurrentProcessId
GetCurrentThreadId
ExitProcess
GlobalSize
GlobalFree
DeleteCriticalSection
InitializeCriticalSection
lstrcatA
lstrlenA
WinExec
lstrcpyA
FindNextFileA
GlobalReAlloc
HeapFree
HeapReAlloc
GetProcessHeap
HeapAlloc
GetUserDefaultLCID
MultiByteToWideChar
WideCharToMultiByte
GetFullPathNameA
FreeLibrary
LoadLibraryA
GetLastError
GetVersionExA
WritePrivateProfileStringA
CreateThread
CreateEventA
Sleep
GlobalAlloc
GlobalLock
GlobalUnlock
GetTempPathA
FindFirstFileA
FindClose
SetFileAttributesA
GetFileAttributesA
DeleteFileA
CopyFileA
IsBadWritePtr
SetCurrentDirectoryA
GetVolumeInformationA
GetModuleHandleA
GetProcAddress
MulDiv
SetLocalTime
GetCommandLineA
GetTickCount
CreateProcessA
WaitForSingleObject
CloseHandle
GetCurrentThread
GlobalFlags
SetErrorMode
GetProcessVersion
GetCPInfo
GetOEMCP
GetStartupInfoA
RtlUnwind
GetSystemTime
GetLocalTime
RaiseException
HeapSize
GetACP
SetStdHandle
GetFileType
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetStdHandle
GetEnvironmentVariableA
HeapDestroy
HeapCreate
VirtualFree
SetEnvironmentVariableA
LCMapStringA
LCMapStringW
VirtualAlloc
FileTimeToSystemTime
user32
IsWindowEnabled
EnumWindows
IsZoomed
GetClassInfoA
DefWindowProcA
GetSystemMenu
DeleteMenu
GetMenu
SetMenu
PeekMessageA
IsIconic
SetFocus
GetActiveWindow
GetWindow
DestroyAcceleratorTable
SetWindowRgn
GetMessagePos
ScreenToClient
ChildWindowFromPointEx
CopyRect
LoadBitmapA
WinHelpA
GetWindowThreadProcessId
PostQuitMessage
CopyAcceleratorTableA
GetKeyState
TranslateAcceleratorA
ShowWindow
SystemParametersInfoA
LoadImageA
EnumDisplaySettingsA
LoadStringA
MapDialogRect
SetWindowContextHelpId
CharNextA
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
CheckMenuItem
IsDialogMessageA
CreateIconFromResourceEx
RegisterClipboardFormatA
SetRectEmpty
DispatchMessageA
GetMessageA
WindowFromPoint
DrawFocusRect
DrawEdge
DrawFrameControl
TranslateMessage
LoadIconA
GetCursor
DrawTextA
SetPropA
CallWindowProcA
MoveWindow
GetPropA
FrameRect
UnregisterClassA
SetWindowsHookExA
CallNextHookEx
UnhookWindowsHookEx
GetWindowDC
KillTimer
SetTimer
GetCapture
SetCapture
GetScrollRange
SetScrollRange
SetScrollPos
SetRect
InflateRect
IntersectRect
DestroyIcon
PtInRect
OffsetRect
IsWindowVisible
EnableWindow
RedrawWindow
GetWindowLongA
SetWindowLongA
GetSysColor
SetActiveWindow
GetSysColorBrush
SendDlgItemMessageA
MapWindowPoints
AdjustWindowRectEx
GetScrollPos
RegisterClassA
CreateWindowExA
GetClassLongA
RemovePropA
GetMessageTime
GetLastActivePopup
RegisterWindowMessageA
GetWindowPlacement
GetNextDlgTabItem
EndDialog
CreateDialogIndirectParamA
DestroyWindow
EndPaint
BeginPaint
CharUpperA
GetWindowTextLengthA
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
MessageBeep
MessageBoxA
ReleaseCapture
GetCursorPos
GetSystemMetrics
EmptyClipboard
SetClipboardData
OpenClipboard
GetClipboardData
CloseClipboard
wsprintfA
WaitForInputIdle
GetNextDlgGroupItem
PostThreadMessageA
ClientToScreen
EnableMenuItem
GetSubMenu
GetDlgCtrlID
CreateIconFromResource
DrawIconEx
EnumChildWindows
WindowFromDC
TabbedTextOutA
DrawStateA
GetTabbedTextExtentA
GetMenuState
GetMenuStringA
GetMenuItemID
GetMenuItemCount
SetWindowTextA
GetWindowTextA
GetForegroundWindow
ExitWindowsEx
GetDesktopWindow
GetClassNameA
GetDlgItem
CreateAcceleratorTableA
CreateMenu
ModifyMenuA
AppendMenuA
ScrollWindowEx
CreatePopupMenu
GrayStringA
gdi32
LineTo
MoveToEx
ExcludeClipRect
GetClipBox
ScaleWindowExtEx
SetWindowExtEx
ScaleViewportExtEx
SetViewportExtEx
FillRgn
CreateDCA
CreateCompatibleBitmap
GetPolyFillMode
GetStretchBltMode
GetROP2
GetBkColor
GetBkMode
GetTextColor
CreateRoundRectRgn
CreateEllipticRgn
PathToRegion
EndPath
BeginPath
GetWindowOrgEx
GetViewportOrgEx
GetWindowExtEx
GetDIBits
SelectPalette
StretchBlt
CreatePalette
GetSystemPaletteEntries
CreateDIBitmap
DeleteObject
SelectClipRgn
CreatePolygonRgn
SetStretchBltMode
SetPixel
CreateRectRgnIndirect
SetBkColor
SetBkMode
SetTextColor
SetWindowOrgEx
SaveDC
RestoreDC
CreatePenIndirect
PtVisible
RectVisible
TextOutA
ExtTextOutA
Escape
OffsetViewportOrgEx
SetViewportOrgEx
SetMapMode
SetROP2
SetPolyFillMode
ExtSelectClipRgn
GetViewportExtEx
GetTextMetricsA
GetMapMode
CreateBrushIndirect
CreateBitmap
GetDeviceCaps
GetTextExtentPoint32A
RoundRect
GetCurrentObject
DPtoLP
LPtoDP
Rectangle
Ellipse
SetPixelV
CreateCompatibleDC
GetPixel
BitBlt
StartPage
StartDocA
DeleteDC
EndDoc
EndPage
GetObjectA
GetStockObject
CreateFontIndirectA
CreateSolidBrush
CombineRgn
CreateRectRgn
PatBlt
CreatePen
SelectObject
RealizePalette
GetClipRgn
msimg32
GradientFill
winspool.drv
ClosePrinter
OpenPrinterA
DocumentPropertiesA
advapi32
RegQueryValueExA
RegOpenKeyExA
RegSetValueExA
RegCreateKeyA
RegDeleteValueA
RegDeleteKeyA
RegQueryValueA
AdjustTokenPrivileges
LookupPrivilegeValueA
OpenProcessToken
RegCreateKeyExA
RegOpenKeyA
RegCloseKey
shell32
DragQueryFileA
Shell_NotifyIconA
ShellExecuteA
SHGetSpecialFolderPathA
ole32
CoGetClassObject
StgOpenStorageOnILockBytes
StgCreateDocfileOnILockBytes
CreateILockBytesOnHGlobal
CoFreeUnusedLibraries
CoRevokeClassObject
OleFlushClipboard
OleIsCurrentClipboard
OleRun
CoCreateInstance
CLSIDFromString
OleUninitialize
OleInitialize
RegisterDragDrop
RevokeDragDrop
ReleaseStgMedium
CLSIDFromProgID
CoTaskMemFree
CoTaskMemAlloc
CoRegisterMessageFilter
oleaut32
SysAllocStringLen
SysAllocStringByteLen
SysStringLen
SysFreeString
UnRegisterTypeLi
LoadTypeLi
LHashValOfNameSys
RegisterTypeLi
SafeArrayPutElement
SafeArrayCreate
SafeArrayDestroy
SysAllocString
VariantInit
VariantCopyInd
SafeArrayGetElement
SafeArrayAccessData
SafeArrayUnaccessData
SafeArrayGetDim
SafeArrayGetLBound
SafeArrayGetUBound
VariantChangeType
VariantClear
VariantCopy
SafeArrayGetElemsize
OleCreateFontIndirect
VariantTimeToSystemTime
comctl32
ImageList_GetIcon
ImageList_GetImageInfo
ImageList_GetImageCount
ImageList_SetBkColor
ImageList_Draw
_TrackMouseEvent
ImageList_AddMasked
ord17
ImageList_Destroy
ImageList_Create
ImageList_Read
ImageList_DrawIndirect
ImageList_Duplicate
oledlg
ord8
wldap32
ord29
wininet
InternetCloseHandle
comdlg32
ChooseColorA
GetSaveFileNameA
GetOpenFileNameA
GetFileTitleA
Sections
.text Size: 1.0MB - Virtual size: 1.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1.6MB - Virtual size: 1.5MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 152KB - Virtual size: 531KB
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