putty[.]exe | Triage

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General

Target

putty.exe
Size

1.0MB
MD5

45d39a81a21aaf22643be15be1a0e2f7
SHA1

333193ef81873d594ee3ca7ab64d90cf7919cae6
SHA256

6f89a16231002ca16d388f2fee2ad80acca8c9e7e12d5f778881ac352c35dd8a
SHA512

6b8c71afa3988dd4b2633faa66c0afbf43f24a29471db43a865c8ad23edf16cc30d35ab38cb93ef712784afa2f45152500cd66ffa882236897b07f217d0e4321
SSDEEP

24576:lnYO/xJrstd2u3Slcfo259gy6YmhZrpdSdwwDtrmx3zh:/bst4u3vA2PgTTpdSdvDtrmxzh

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
putty.exe

Files

putty.exe
.exe windows x86

d803cf4cabab38ad6ac8123e3c7a53dd

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

gdi32

CreateBitmap
CreateCompatibleBitmap
CreateCompatibleDC
CreateFontA
CreateFontIndirectA
CreatePalette
CreatePen
CreateSolidBrush
DeleteDC
DeleteObject
ExcludeClipRect
ExtTextOutA
ExtTextOutW
GetBkMode
GetCharABCWidthsFloatA
GetCharWidth32A
GetCharWidth32W
GetCharWidthA
GetCharWidthW
GetCharacterPlacementW
GetDeviceCaps
GetObjectA
GetPixel
GetStockObject
GetTextExtentExPointA
GetTextExtentPoint32A
GetTextMetricsA
IntersectClipRect
LineTo
MoveToEx
Polyline
RealizePalette
Rectangle
SelectObject
SelectPalette
SetBkColor
SetBkMode
SetMapMode
SetPaletteEntries
SetPixel
SetTextAlign
SetTextColor
TextOutA
TranslateCharsetInfo
UnrealizeObject
UpdateColors

user32

AppendMenuA
BeginPaint
CheckDlgButton
CheckMenuItem
CheckRadioButton
CloseClipboard
CreateCaret
CreateDialogParamA
CreateMenu
CreatePopupMenu
CreateWindowExA
CreateWindowExW
DefDlgProcA
DefWindowProcA
DefWindowProcW
DeleteMenu
DestroyCaret
DestroyIcon
DestroyWindow
DialogBoxParamA
DispatchMessageA
DispatchMessageW
DrawEdge
DrawIconEx
EmptyClipboard
EnableMenuItem
EnableWindow
EndDialog
EndPaint
FindWindowA
FlashWindow
GetCapture
GetCaretBlinkTime
GetClientRect
GetClipboardData
GetClipboardOwner
GetCursorPos
GetDC
GetDesktopWindow
GetDlgItem
GetDlgItemTextA
GetDoubleClickTime
GetForegroundWindow
GetKeyboardLayout
GetKeyboardState
GetMessageA
GetMessageTime
GetParent
GetQueueStatus
GetScrollInfo
GetSysColor
GetSystemMenu
GetSystemMetrics
GetWindowLongA
GetWindowPlacement
GetWindowRect
GetWindowTextA
GetWindowTextLengthA
HideCaret
InsertMenuA
InvalidateRect
IsDialogMessageA
IsDlgButtonChecked
IsIconic
IsWindow
IsZoomed
KillTimer
LoadCursorA
LoadIconA
LoadImageA
MapDialogRect
MessageBeep
MessageBoxA
MessageBoxIndirectA
MoveWindow
MsgWaitForMultipleObjects
OpenClipboard
PeekMessageA
PeekMessageW
PostMessageA
PostQuitMessage
RegisterClassA
RegisterClassW
RegisterClipboardFormatA
RegisterWindowMessageA
ReleaseCapture
ReleaseDC
ScreenToClient
SendDlgItemMessageA
SendMessageA
SetActiveWindow
SetCapture
SetCaretPos
SetClassLongA
SetClipboardData
SetCursor
SetDlgItemTextA
SetFocus
SetForegroundWindow
SetKeyboardState
SetScrollInfo
SetTimer
SetWindowLongA
SetWindowPlacement
SetWindowPos
SetWindowTextA
ShowCaret
ShowCursor
ShowWindow
SystemParametersInfoA
ToAsciiEx
TrackPopupMenu
TranslateMessage
UpdateWindow

comdlg32

ChooseColorA
ChooseFontA
GetOpenFileNameA
GetSaveFileNameA

shell32

ShellExecuteA

ole32

CoCreateInstance
CoInitialize
CoUninitialize

imm32

ImmGetCompositionStringW
ImmGetContext
ImmReleaseContext
ImmSetCompositionFontA
ImmSetCompositionWindow

advapi32

AllocateAndInitializeSid
CopySid
EqualSid
GetLengthSid
GetUserNameA
InitializeSecurityDescriptor
RegCloseKey
RegCreateKeyA
RegCreateKeyExA
RegDeleteKeyA
RegDeleteValueA
RegEnumKeyA
RegOpenKeyA
RegQueryValueExA
RegSetValueExA
SetSecurityDescriptorDacl
SetSecurityDescriptorOwner

kernel32

Beep
ClearCommBreak
CloseHandle
CompareStringW
ConnectNamedPipe
CreateEventA
CreateFileA
CreateFileMappingA
CreateFileW
CreateMutexA
CreateNamedPipeA
CreatePipe
CreateProcessA
CreateThread
DecodePointer
DeleteCriticalSection
DeleteFileA
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileA
FindFirstFileExA
FindNextFileA
FindResourceA
FlushFileBuffers
FormatMessageA
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommState
GetCommandLineA
GetCommandLineW
GetConsoleCP
GetConsoleMode
GetCurrentDirectoryA
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetEnvironmentStringsW
GetEnvironmentVariableA
GetFileAttributesExA
GetFileType
GetLastError
GetLocalTime
GetLocaleInfoA
GetModuleFileNameA
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetOverlappedResult
GetProcAddress
GetProcessHeap
GetProcessTimes
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryA
GetSystemTimeAsFileTime
GetTempPathA
GetThreadTimes
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetVersionExA
GetWindowsDirectoryA
GlobalAlloc
GlobalFree
GlobalLock
GlobalMemoryStatus
GlobalUnlock
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDBCSLeadByteEx
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryA
LoadLibraryExA
LoadLibraryExW
LoadResource
LocalAlloc
LocalFileTimeToFileTime
LocalFree
LockResource
MapViewOfFile
MulDiv
MultiByteToWideChar
OpenProcess
OutputDebugStringW
QueryPerformanceCounter
RaiseException
ReadConsoleW
ReadFile
ReleaseMutex
RtlUnwind
SetCommBreak
SetCommState
SetCommTimeouts
SetCurrentDirectoryA
SetEndOfFile
SetEnvironmentVariableA
SetEvent
SetFilePointerEx
SetHandleInformation
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
SizeofResource
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
UnmapViewOfFile
WaitForSingleObject
WaitForSingleObjectEx
WaitNamedPipeA
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 566KB - Virtual size: 565KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 155KB - Virtual size: 155KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.00cfg
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 180B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 296KB - Virtual size: 295KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 28KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d803cf4cabab38ad6ac8123e3c7a53dd

Headers

DLL Characteristics

File Characteristics

Imports

gdi32

user32

comdlg32

shell32

ole32

imm32

advapi32

kernel32

Sections

.text Size: 566KB - Virtual size: 565KB

.rdata Size: 155KB - Virtual size: 155KB

.data Size: 2KB - Virtual size: 19KB

.00cfg Size: 512B - Virtual size: 4B

.gfids Size: 512B - Virtual size: 180B

.rsrc Size: 296KB - Virtual size: 295KB

.reloc Size: 28KB - Virtual size: 28KB

.text
Size: 566KB - Virtual size: 565KB

.rdata
Size: 155KB - Virtual size: 155KB

.data
Size: 2KB - Virtual size: 19KB

.00cfg
Size: 512B - Virtual size: 4B

.gfids
Size: 512B - Virtual size: 180B

.rsrc
Size: 296KB - Virtual size: 295KB

.reloc
Size: 28KB - Virtual size: 28KB