DOSPrinter[.]exe

Sharing

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General

Target

DOSPrinter.exe
Size

324KB
MD5

702a3548aa7d503db7f0864c82338a2d
SHA1

f78f8c69d129875a53be939644fd21f7030d7dc0
SHA256

1a16eff519578e0a0a1520373f00eacf5fbb1f664bad81adad7ef28fd3d7e6e4
SHA512

e56912a07a1d4a60e86f9e7f5d464d5fafbca9681935d5eca40784518e878e0383a029ee931df2ff801d2a7cad861f997ca75e031c4987f900bf2f86a66db8c4
SSDEEP

6144:ezD3nmjxS2hTX8Xf0zTV0oPqIu6RRtAxbqlIx:enWjxPTX8X8PZPqh6RRtAGy

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
DOSPrinter.exe

Files

DOSPrinter.exe
.exe windows:4 windows x86 arch:x86

3e314ca0e3baf554288221d35c28351e

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

GetTimeZoneInformation
GetSystemTime
GetLocalTime
HeapFree
HeapAlloc
RaiseException
GetStartupInfoA
ExitProcess
GetFileType
GetACP
TerminateProcess
HeapSize
HeapReAlloc
HeapDestroy
HeapCreate
VirtualFree
VirtualAlloc
IsBadWritePtr
LCMapStringA
LCMapStringW
SetUnhandledExceptionFilter
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
RtlUnwind
SetHandleCount
GetStdHandle
SetStdHandle
GetStringTypeA
GetStringTypeW
IsBadReadPtr
IsBadCodePtr
CompareStringA
CompareStringW
SetEnvironmentVariableA
SetErrorMode
GetFileTime
GetFileAttributesA
GetCPInfo
LocalFree
LocalHandle
LocalAlloc
GetProcAddress
LoadLibraryA
SearchPathA
GetProfileIntA
WritePrivateProfileStringA
FreeLibrary
CloseHandle
GetProcessVersion
TlsGetValue
LocalReAlloc
TlsSetValue
GlobalReAlloc
TlsFree
GlobalHandle
TlsAlloc
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSection
GlobalFlags
FileTimeToSystemTime
GetFullPathNameA
lstrcpynA
GetVolumeInformationA
DeleteFileA
SetEndOfFile
UnlockFile
LockFile
FlushFileBuffers
SetFilePointer
GetCurrentProcess
DuplicateHandle
GetVersion
lstrcatA
GlobalGetAtomNameA
GlobalAddAtomA
GlobalFindAtomA
lstrcpyA
GlobalDeleteAtom
lstrcmpA
lstrcmpiA
GetCurrentThread
CreateMutexA
WideCharToMultiByte
lstrlenA
InterlockedDecrement
InterlockedIncrement
SetLastError
WriteFile
FileTimeToLocalFileTime
FindFirstFileA
FindNextFileA
FindClose
MulDiv
GetVersionExA
CreateFileA
GetFileSize
ReadFile
GetLastError
GetPrivateProfileStringA
SetCurrentDirectoryA
CreateProcessA
WaitForSingleObject
FindResourceA
LoadResource
LockResource
GetOEMCP
OpenMutexA
ReleaseMutex
GetCurrentThreadId
GetCurrentDirectoryA
Sleep
GlobalAlloc
GlobalLock
GlobalUnlock
GlobalFree
MultiByteToWideChar
GetProfileStringA
GetModuleHandleA
GetModuleFileNameA
GetCommandLineA
GetEnvironmentStringsW

user32

GetMenuItemID
GetMenuItemCount
RegisterClassA
GetClassInfoA
wsprintfA
WinHelpA
GetCapture
GetTopWindow
AdjustWindowRectEx
MapWindowPoints
IsDialogMessageA
CharUpperA
GetClassNameA
LoadStringA
GetWindowTextA
GetDlgCtrlID
GetClassLongA
SetPropA
UnhookWindowsHookEx
GetPropA
RemovePropA
GetMessageTime
GetMessagePos
GetWindow
SetWindowPos
GetWindowPlacement
RegisterWindowMessageA
SetActiveWindow
IsWindow
GetSystemMetrics
GetMenuCheckMarkDimensions
LoadBitmapA
GetMenuState
SetMenuItemBitmaps
CheckMenuItem
EnableMenuItem
GetNextDlgTabItem
GetActiveWindow
GetKeyState
CallNextHookEx
ValidateRect
IsWindowVisible
PeekMessageA
SetWindowsHookExA
GetLastActivePopup
GetTabbedTextExtentA
GrayStringA
TabbedTextOutA
ReleaseDC
LoadImageA
MessageBoxA
PostQuitMessage
DestroyWindow
DefWindowProcA
GetCursorPos
GetSubMenu
TrackPopupMenu
CreateDialogIndirectParamA
MoveWindow
GetDC
GetDlgItemTextA
IsWindowEnabled
DrawEdge
IsDlgButtonChecked
RedrawWindow
CheckDlgButton
SetDlgItemTextA
GetSysColor
ClientToScreen
GetWindowRect
PtInRect
LoadCursorA
SetCursor
SetRect
GetParent
CallWindowProcA
CopyRect
GetSysColorBrush
FillRect
OffsetRect
DrawTextA
DrawIcon
GetClientRect
SetWindowLongA
SetMenu
GetMenu
DrawMenuBar
GetFocus
EndDialog
LoadIconA
RegisterClassExA
CreateWindowExA
LoadMenuA
ModifyMenuA
SetTimer
GetWindowLongA
UpdateWindow
GetWindowThreadProcessId
AttachThreadInput
BringWindowToTop
SystemParametersInfoA
SetForegroundWindow
SetFocus
InvalidateRect
GetForegroundWindow
DialogBoxParamA
IsIconic
ShowWindow
IsMenu
DestroyMenu
EnableWindow
SetDlgItemInt
GetDlgItem
SetWindowTextA
GetDlgItemInt
SendMessageA
PostMessageA
GetMessageA
TranslateMessage
DispatchMessageA
SendDlgItemMessageA
UnregisterClassA

gdi32

DeleteObject
EndDoc
StartPage
ResetDCA
StartDocA
GetDeviceCaps
CreateDCA
Ellipse
CreateSolidBrush
GetPixel
DeleteDC
BitBlt
RoundRect
GetStockObject
SetBkMode
SelectObject
CreateCompatibleBitmap
CreatePen
SetTextColor
GetObjectA
GetCurrentObject
SetBkColor
SetPixel
Rectangle
SetWindowExtEx
SetWindowOrgEx
SetMapMode
EndPage
GetCharABCWidthsA
RestoreDC
SetViewportExtEx
SaveDC
SetViewportOrgEx
CreateFontIndirectA
ScaleViewportExtEx
ScaleWindowExtEx
GetClipBox
MoveToEx
SetTextAlign
SetTextCharacterExtra
GetCurrentPositionEx
PtVisible
RectVisible
TextOutA
ExtTextOutA
Escape
GetTextMetricsA
GetTextAlign
CreateBitmap
EnumFontFamiliesExA
GetTextExtentPoint32A
CreateFontA
CreateBitmapIndirect
CreateCompatibleDC
CreateMetaFileA
StretchBlt
CloseMetaFile
GetMetaFileBitsEx
OffsetViewportOrgEx
DeleteMetaFile

comdlg32

GetFileTitleA
PrintDlgA
GetOpenFileNameA

winspool.drv

StartDocPrinterA
StartPagePrinter
WritePrinter
EndPagePrinter
EndDocPrinter
GetPrinterDriverA
EnumPrintersA
OpenPrinterA
DocumentPropertiesA
ClosePrinter
DeviceCapabilitiesA

advapi32

RegQueryValueExA
RegOpenKeyA
RegSetValueExA
RegCreateKeyExA
RegOpenKeyExA
RegCloseKey

shell32

DragQueryFileA
ShellExecuteA
Shell_NotifyIconA

comctl32

ord17

ole32

CreateStreamOnHGlobal

olepro32

ord251

Sections

.text
Size: 220KB - Virtual size: 216KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 36KB - Virtual size: 33KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 28KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 36KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3e314ca0e3baf554288221d35c28351e

Headers

File Characteristics

Imports

shlwapi

kernel32

user32

gdi32

comdlg32

winspool.drv

advapi32

shell32

comctl32

ole32

olepro32

Sections

.text Size: 220KB - Virtual size: 216KB

.rdata Size: 36KB - Virtual size: 33KB

.data Size: 28KB - Virtual size: 41KB

.rsrc Size: 36KB - Virtual size: 32KB

.text
Size: 220KB - Virtual size: 216KB

.rdata
Size: 36KB - Virtual size: 33KB

.data
Size: 28KB - Virtual size: 41KB

.rsrc
Size: 36KB - Virtual size: 32KB