putty[.]exe | Triage

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General

Target

putty.exe
Size

444KB
MD5

9bb6826905965c13be1c84cc0ff83f42
SHA1

ae7734e7a54353ab13ecba780ed62344332fbc6f
SHA256

cfa4f56807405fd36e406688feb970a0d0d4854456ba2da72e4a33a27b01d9ae
SHA512

09b5f6be1f638948854a4e332b9c0f74c8583db23c0d3d905c1467a5daaf571a57a04b0e91867b4a8984cb43b19df7fc41dc182841db9dc637389e135cfd211f
SSDEEP

12288:yLXmgMb4Xd+Uh8ggdE8Ox4GoyPV4qOr1nBMIQn6:yDmgMbVujg9u4GBPVLOr1nvM6

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
putty.exe

Files

putty.exe
.exe windows x86

bc07e7b366ac9ad23951888606f0f0fa

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

advapi32

RegCloseKey
RegCreateKeyA
RegSetValueExA
RegOpenKeyA
RegQueryValueExA
RegDeleteKeyA
RegEnumKeyA

comctl32

ord14
ord15
ord17
ord13

comdlg32

GetOpenFileNameA
ChooseFontA
ChooseColorA
GetSaveFileNameA

gdi32

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

imm32

ImmReleaseContext
ImmGetCompositionStringW
ImmSetCompositionFontA
ImmGetContext
ImmSetCompositionWindow

shell32

ShellExecuteA

user32

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

winmm

PlaySoundA

winspool.drv

StartDocPrinterA
WritePrinter
EndDocPrinter
ClosePrinter
EnumPrintersA
EndPagePrinter
StartPagePrinter
OpenPrinterA

kernel32

SetEnvironmentVariableA
CompareStringW
CompareStringA
HeapSize
SetEndOfFile
InterlockedExchange
RtlUnwind
SetStdHandle
SetFilePointer
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsA
UnhandledExceptionFilter
VirtualFree
HeapCreate
HeapDestroy
LCMapStringW
LCMapStringA
GetFileType
GetStdHandle
SetHandleCount
VirtualQuery
GetSystemInfo
VirtualAlloc
VirtualProtect
GetTimeZoneInformation
FlushFileBuffers
GetStringTypeW
GetStringTypeA
GetCommandLineA
GetStartupInfoA
GetSystemTimeAsFileTime
DeleteFileA
TerminateProcess
ExitProcess
HeapFree
HeapReAlloc
HeapAlloc
GetDateFormatA
GetTimeFormatA
GetCurrentDirectoryA
SetCurrentDirectoryA
GetACP
GetLocalTime
GetEnvironmentVariableA
SetCommBreak
CreateFileA
GetCommState
SetCommState
SetCommTimeouts
ClearCommBreak
CreatePipe
SetHandleInformation
GetCurrentThreadId
GetWindowsDirectoryA
FindFirstFileA
FindNextFileA
FindClose
GetCurrentProcessId
QueryPerformanceCounter
GlobalMemoryStatus
GetCurrentThread
GetThreadTimes
GetCurrentProcess
GetProcessTimes
GetSystemTime
GetSystemTimeAdjustment
FreeLibrary
CreateThread
WriteFile
CreateEventA
ReadFile
GetLastError
WaitForSingleObject
GetOverlappedResult
SetEvent
CreateFileMappingA
MapViewOfFile
UnmapViewOfFile
GetModuleFileNameA
CreateProcessA
CloseHandle
Beep
LoadLibraryA
WideCharToMultiByte
GlobalAlloc
GlobalLock
GlobalUnlock
GlobalFree
MultiByteToWideChar
IsDBCSLeadByteEx
GetLocaleInfoA
GetOEMCP
GetCPInfo
lstrcpynA
GetModuleHandleA
GetProcAddress
GetVersionExA
MulDiv
GetTickCount

Sections

.text
Size: 316KB - Virtual size: 313KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 104KB - Virtual size: 101KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 16KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

bc07e7b366ac9ad23951888606f0f0fa

Headers

File Characteristics

Imports

advapi32

comctl32

comdlg32

gdi32

imm32

shell32

user32

winmm

winspool.drv

kernel32

Sections

.text Size: 316KB - Virtual size: 313KB

.rdata Size: 104KB - Virtual size: 101KB

.data Size: 4KB - Virtual size: 28KB

.rsrc Size: 16KB - Virtual size: 14KB

.text
Size: 316KB - Virtual size: 313KB

.rdata
Size: 104KB - Virtual size: 101KB

.data
Size: 4KB - Virtual size: 28KB

.rsrc
Size: 16KB - Virtual size: 14KB