Full Bokko Youchien[.]exe

Sharing

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General

Target

Full Bokko Youchien.exe
Size

6.0MB
MD5

29bfb3bf45f388284cc9a8b469979a5b
SHA1

d9ec573b14dedf783b8d9aaf4591ef343faaae7c
SHA256

874571b720409d54bacdf154bc4fadd751cdabf2059a6468d462ac3ffcc4c62a
SHA512

9524b17ccc936ee9566e7a4253361be428ae087a0303ccc0838366fa47011a23d4e7653185e9a7431b5556c07d958f2d51c0da8f9a570cdb5549d6c87c00a556
SSDEEP

196608:Ho/m1lHwS/xbDZbtPjbsOseLM83IpvUON4p:dfjbsOdLtIzC

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Full Bokko Youchien.exe

Files

Full Bokko Youchien.exe
.exe windows x86

5a4f1263b77ab0c28c60b14bfe3e3d9b

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

shlwapi

PathIsDirectoryA

kernel32

GetDiskFreeSpaceExA
lstrlenA
CreateFileA
GetLastError
WriteFile
FlushFileBuffers
InitializeCriticalSection
GetExitCodeThread
RaiseException
GetFileAttributesA
WaitForMultipleObjects
lstrlenW
Sleep
CloseHandle
RemoveDirectoryA
CopyFileA
DeleteFileA
GlobalLock
GlobalUnlock
GlobalAlloc
lstrcpyA
GetModuleFileNameA
GetCurrentDirectoryA
FindFirstFileA
FindNextFileA
FindClose
SetCurrentDirectoryA
CreateDirectoryA
GetTickCount
GetLocaleInfoA
GetACP
InterlockedExchange
GetVersionExA
GetModuleFileNameW
LoadLibraryW
GetProcAddress
GetTempPathA
GetTempFileNameA
FreeLibrary
GetThreadPriority
DeleteCriticalSection
GetSystemInfo
FindNextFileW
FindFirstFileW
ReleaseSemaphore
CreateSemaphoreA
lstrcpynW
MulDiv
lstrcpyW
RtlUnwind
ExitProcess
GetSystemTimeAsFileTime
HeapFree
HeapAlloc
GetModuleHandleA
TerminateProcess
GetCurrentProcess
MoveFileA
MultiByteToWideChar
ExitThread
GetCurrentThreadId
CreateThread
GetStartupInfoA
GetCommandLineA
TlsAlloc
SetLastError
GetCurrentThread
TlsFree
TlsSetValue
TlsGetValue
QueryPerformanceCounter
GetCurrentProcessId
EnterCriticalSection
LeaveCriticalSection
ReadFile
SetHandleCount
GetStdHandle
GetFileType
SetFilePointer
HeapReAlloc
HeapSize
HeapDestroy
HeapCreate
VirtualFree
VirtualAlloc
IsBadWritePtr
SetUnhandledExceptionFilter
GetOEMCP
GetCPInfo
GetUserDefaultLCID
EnumSystemLocalesA
IsValidLocale
IsValidCodePage
GetStringTypeA
GetStringTypeW
LCMapStringA
WideCharToMultiByte
LCMapStringW
GetTimeZoneInformation
UnhandledExceptionFilter
VirtualQuery
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
IsBadReadPtr
IsBadCodePtr
LoadLibraryA
SetStdHandle
VirtualProtect
GetFileSize
SetEndOfFile
GetLocaleInfoW
CompareStringA
CompareStringW
SetEnvironmentVariableA
InterlockedIncrement
InterlockedDecrement
ResetEvent
WaitForSingleObject
CreateEventA
SetEvent
CreateFileW
DeleteFileW
GetTempPathW
GlobalSize
GlobalFree
FileTimeToSystemTime
FileTimeToLocalFileTime
GetVersionExW
QueryPerformanceFrequency
OutputDebugStringW
GlobalMemoryStatus
GetLocalTime
GetProcessHeap
SetThreadPriority
SuspendThread
ResumeThread
GetCurrentDirectoryW
SetCurrentDirectoryW
GetTempFileNameW
lstrcmpW

user32

MessageBoxA
SetFocus
ShowWindow
SetWindowPos
GetWindowRect
CreateDialogParamA
SetMenu
SetWindowTextW
SetClassLongW
LoadIconW
SystemParametersInfoW
UpdateWindow
SetWindowRgn
SendMessageW
GetMenuItemInfoW
GetMenuItemCount
PostMessageW
ShowCursor
SetCursorPos
MessageBoxW
GetClientRect
FillRect
ChangeDisplaySettingsA
SetForegroundWindow
AttachThreadInput
GetWindowThreadProcessId
GetForegroundWindow
SetActiveWindow
AdjustWindowRectEx
SetWindowLongW
DrawMenuBar
MoveWindow
DefWindowProcW
SetCursor
PostQuitMessage
EndPaint
BeginPaint
DestroyMenu
BringWindowToTop
RegisterClassExW
LoadCursorW
GetWindowLongW
FindWindowW
UnregisterClassW
UnhookWindowsHookEx
GetDesktopWindow
DispatchMessageW
TranslateMessage
TranslateAcceleratorW
IsDialogMessageW
PeekMessageW
KillTimer
GetMonitorInfoW
EnumDisplaySettingsW
GetKeyboardState
PostThreadMessageA
GetQueueStatus
RegisterWindowMessageA
MsgWaitForMultipleObjects
GetDC
ReleaseDC
GetCursorPos
MonitorFromPoint
EnumDisplayMonitors
GetMonitorInfoA
CharNextA
ClientToScreen
ClipCursor
SendMessageA
GetAsyncKeyState
IsClipboardFormatAvailable
GetClipboardData
OpenClipboard
EmptyClipboard
SetClipboardData
CloseClipboard
DestroyWindow
GetDlgItem
GetScrollPos
SendDlgItemMessageA

gdi32

AddFontResourceExA
RemoveFontResourceExA
DeleteObject
CombineRgn
CreateRectRgn
GetObjectA
DeleteDC
SelectObject
CreateCompatibleDC
CreateDIBSection
GetStockObject
CreateSolidBrush
SetDIBitsToDevice
StretchDIBits
CreateDCW
Rectangle
GetGlyphOutlineW
GetTextMetricsA
CreateFontW
SetBkMode
SetBkColor
SetTextColor
GetCharacterPlacementW
TextOutW
GetTextExtentPoint32W
EnumFontFamiliesExW
GetDeviceCaps

shell32

ShellExecuteA
DragAcceptFiles
DragFinish
DragQueryFileW
DragQueryFileA

wininet

InternetReadFile
HttpQueryInfoA
InternetOpenUrlA
InternetOpenA
InternetCloseHandle

winmm

timeGetTime

Sections

.text
Size: 3.7MB - Virtual size: 3.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 600KB - Virtual size: 599KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1.8MB - Virtual size: 6.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5a4f1263b77ab0c28c60b14bfe3e3d9b

Headers

File Characteristics

Imports

shlwapi

kernel32

user32

gdi32

shell32

wininet

winmm

Sections

.text Size: 3.7MB - Virtual size: 3.7MB

.rdata Size: 600KB - Virtual size: 599KB

.data Size: 1.8MB - Virtual size: 6.9MB

.rsrc Size: 4KB - Virtual size: 3KB

.text
Size: 3.7MB - Virtual size: 3.7MB

.rdata
Size: 600KB - Virtual size: 599KB

.data
Size: 1.8MB - Virtual size: 6.9MB

.rsrc
Size: 4KB - Virtual size: 3KB