Static task
static1
Behavioral task
behavioral1
Sample
putty.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
putty.exe
Resource
win10v2004-20230220-en
General
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Target
putty.exe
-
Size
478KB
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MD5
ef98134ca5465a552eb8a300f7b7da16
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SHA1
0052a61a0c5247fe099c8a6b4be4e52566af6a4d
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SHA256
861f6ed2ef03bac1778df1177ac0b9cc5788848e1e7a089fba3bb86b1c75c9cb
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SHA512
cf41ef9a5daa440dae56fe05e708362780b47736459f714dac4b36257ee3c742e361d1347c31913a95edb4da602a52b117c16aeb76a8d7bdc7152e280ce49731
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SSDEEP
6144:+ran58rSXMkOXhwCxNkeWQDRdVaKGjA9MwFK7zEJoi8vVYccwBOlwW6bHzIeR6kh:2an6nmsLV+yMwbyoSW6bHcL9BoF
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource putty.exe
Files
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putty.exe.exe windows x86
ac094f9868b9e5cbc1ef1bcae25c95d9
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_DEBUG_STRIPPED
Imports
advapi32
GetUserNameA
comctl32
DrawInsert
InitCommonControls
LBItemFromPt
MakeDragList
comdlg32
ChooseColorA
ChooseFontA
GetOpenFileNameA
GetSaveFileNameA
gdi32
CreateBitmap
CreateCompatibleBitmap
CreateCompatibleDC
CreateFontA
CreateFontIndirectA
CreatePalette
CreatePen
CreateSolidBrush
DeleteDC
DeleteObject
ExcludeClipRect
ExtTextOutA
ExtTextOutW
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
imm32
ImmGetCompositionStringW
ImmGetContext
ImmReleaseContext
ImmSetCompositionFontA
ImmSetCompositionWindow
kernel32
AddAtomA
AllocConsole
Beep
CloseHandle
CreateFileMappingA
CreateProcessA
ExitProcess
FindAtomA
FindClose
FindFirstFileA
FindNextFileA
FreeLibrary
GetACP
GetAtomNameA
GetCPInfo
GetCommandLineA
GetCurrentDirectoryA
GetCurrentProcess
GetCurrentThread
GetCurrentThreadId
GetFileAttributesA
GetLastError
GetLocalTime
GetLocaleInfoA
GetModuleFileNameA
GetModuleHandleA
GetOEMCP
GetProcAddress
GetProcessTimes
GetStartupInfoA
GetStdHandle
GetSystemTime
GetSystemTimeAdjustment
GetThreadTimes
GetTickCount
GetVersionExA
GetWindowsDirectoryA
GlobalAlloc
GlobalFree
GlobalLock
GlobalMemoryStatus
GlobalUnlock
IsDBCSLeadByteEx
LoadLibraryA
MapViewOfFile
MulDiv
MultiByteToWideChar
QueryPerformanceCounter
SetCurrentDirectoryA
SetUnhandledExceptionFilter
UnmapViewOfFile
WideCharToMultiByte
WriteFile
msvcrt
_strnicmp
__getmainargs
__mb_cur_max
__p__environ
__p__fmode
__set_app_type
_assert
_cexit
_close
_errno
_findclose
_findfirst
_findnext
_fullpath
_getcwd
_iob
_isctype
_mkdir
_onexit
_open
_pctype
_read
_setmode
_stat
_unlink
_vsnprintf
_write
abort
atexit
atof
atoi
exit
fclose
fflush
fgetc
fgets
fopen
fprintf
fputc
fputs
fread
free
fwrite
getenv
malloc
memchr
memcpy
memmove
memset
qsort
realloc
rename
signal
sprintf
sscanf
strcat
strchr
strcmp
strcpy
strcspn
strerror
strftime
strlen
strncat
strncmp
strncpy
strrchr
strspn
strtok
strtoul
time
tolower
toupper
ungetc
shell32
ShellExecuteA
user32
AppendMenuA
BeginPaint
CheckDlgButton
CheckMenuItem
CheckRadioButton
CloseClipboard
CreateCaret
CreateDialogParamA
CreateMenu
CreatePopupMenu
CreateWindowExA
DefDlgProcA
DefWindowProcA
DeleteMenu
DestroyCaret
DestroyWindow
DialogBoxParamA
DispatchMessageA
DrawEdge
EmptyClipboard
EnableMenuItem
EnableWindow
EndDialog
EndPaint
FindWindowA
FlashWindow
GetCapture
GetCaretBlinkTime
GetClientRect
GetClipboardData
GetClipboardOwner
GetCursorPos
GetDC
GetDesktopWindow
GetDlgItem
GetDlgItemTextA
GetDoubleClickTime
GetForegroundWindow
GetKeyboardLayout
GetKeyboardState
GetMenuItemCount
GetMessageA
GetMessageTime
GetParent
GetQueueStatus
GetSysColor
GetSystemMenu
GetWindowLongA
GetWindowPlacement
GetWindowRect
GetWindowTextA
GetWindowTextLengthA
HideCaret
InsertMenuA
InvalidateRect
IsDialogMessageA
IsDlgButtonChecked
IsIconic
IsWindow
IsZoomed
KillTimer
LoadCursorA
LoadIconA
MapDialogRect
MessageBeep
MessageBoxA
MessageBoxIndirectA
MoveWindow
OpenClipboard
PeekMessageA
PostMessageA
PostQuitMessage
RegisterClassA
RegisterClipboardFormatA
RegisterWindowMessageA
ReleaseCapture
ReleaseDC
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
WaitMessage
WinHelpA
winmm
PlaySoundA
winspool.drv
ClosePrinter
EndDocPrinter
EndPagePrinter
EnumPrintersA
OpenPrinterA
StartDocPrinterA
StartPagePrinter
WritePrinter
Sections
.text Size: 455KB - Virtual size: 454KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 18KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 12KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE