putty[.]exe | Triage

Sharing

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General

Target

putty.exe
Size

50KB
MD5

683e813a4409d6fff5f08976c7dd86a9
SHA1

b1c42226524932cddc063bfdbad8c4b20942f659
SHA256

71b4d7d5103b34d3c7d5cf7a2660911b507bdce6d78bcf3a5071ad0585ade1ba
SHA512

06a109a2f68474da24e01e6dc9f622db313bcb7be389d7b7e5f8f4818f9e1835b273d1e41f32589386fb64c702c7f33ee0329df4ba058444056eb3a13f9f5aec
SSDEEP

768:vCru/f9Iw/E6zy4n8uZ5tUXMJ+fROUmELY2glEbM3j+rd+fpRiTWFOs:71Tzy48untU8fOMEI3jyYfPieOs

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
putty.exe

Files

putty.exe
.exe windows:4 windows x86 arch:x86

0818438d729451edf8c455424695687b

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

msvcrt

memset
strncmp
memmove
strncpy
_strnicmp
strlen
strcmp
strcpy
strcat
sprintf
fabs
ceil
malloc
floor
free
fclose
memcpy
_stricmp
tolower

kernel32

GetModuleHandleA
HeapCreate
GetCommandLineA
RemoveDirectoryA
GetTempFileNameA
GetShortPathNameA
HeapDestroy
ExitProcess
FindResourceA
LoadResource
SizeofResource
HeapAlloc
HeapFree
Sleep
LoadLibraryA
GetProcAddress
FreeLibrary
GetCurrentThreadId
GetCurrentProcessId
CloseHandle
InitializeCriticalSection
GetModuleFileNameA
GetEnvironmentVariableA
SetEnvironmentVariableA
GetCurrentProcess
DuplicateHandle
CreatePipe
GetStdHandle
CreateProcessA
WaitForSingleObject
EnterCriticalSection
LeaveCriticalSection
PeekNamedPipe
GetExitCodeProcess
TerminateProcess
SetUnhandledExceptionFilter
GetVersionExA
HeapReAlloc
SetLastError
TlsAlloc
GetCurrentDirectoryA
SetCurrentDirectoryA
GetTempPathA
SetFileAttributesA
DeleteFileA
CreateDirectoryA
WriteFile
CreateFileA
SetFilePointer
ReadFile
DeleteCriticalSection

user32

MessageBoxA
SendMessageA
PostMessageA
GetWindowThreadProcessId
IsWindowVisible
GetWindowLongA
GetForegroundWindow
IsWindowEnabled
EnableWindow
EnumWindows
SetWindowPos
DestroyWindow
GetDC
GetWindowTextLengthA
GetWindowTextA
SetRect
DrawTextA
GetSystemMetrics
ReleaseDC
GetSysColor
GetSysColorBrush
CreateWindowExA
CallWindowProcA
SetWindowLongA
SetFocus
RedrawWindow
RemovePropA
DefWindowProcA
SetPropA
GetParent
GetPropA
GetWindow
SetActiveWindow
UnregisterClassA
DestroyAcceleratorTable
LoadIconA
LoadCursorA
RegisterClassA
AdjustWindowRectEx
ShowWindow
CreateAcceleratorTableA
PeekMessageA
MsgWaitForMultipleObjects
GetMessageA
GetActiveWindow
TranslateAcceleratorA
TranslateMessage
DispatchMessageA
GetFocus
GetClientRect
FillRect
EnumChildWindows
DefFrameProcA
GetWindowRect
IsChild
GetClassNameA
GetKeyState
DestroyIcon
RegisterWindowMessageA

gdi32

GetStockObject
SelectObject
SetBkColor
SetTextColor
GetTextExtentPoint32A
CreateSolidBrush
DeleteObject
GetObjectA
CreateCompatibleDC
GetDIBits
DeleteDC
GetObjectType
CreateDIBSection
BitBlt
CreateBitmap
SetPixel

comctl32

InitCommonControlsEx

ole32

CoInitialize
CoTaskMemFree
RevokeDragDrop

shell32

ShellExecuteExA

winmm

timeBeginPeriod

shlwapi

PathRemoveArgsA
PathGetArgsA
PathAddBackslashA
PathQuoteSpacesA

Sections

.code
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.text
Size: 30KB - Virtual size: 30KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 1004B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

0818438d729451edf8c455424695687b

Headers

File Characteristics

Imports

msvcrt

kernel32

user32

gdi32

comctl32

ole32

shell32

winmm

shlwapi

Sections

.code Size: 11KB - Virtual size: 10KB

.text Size: 30KB - Virtual size: 30KB

.rdata Size: 2KB - Virtual size: 1KB

.data Size: 5KB - Virtual size: 6KB

.rsrc Size: 1024B - Virtual size: 1004B

.code
Size: 11KB - Virtual size: 10KB

.text
Size: 30KB - Virtual size: 30KB

.rdata
Size: 2KB - Virtual size: 1KB

.data
Size: 5KB - Virtual size: 6KB

.rsrc
Size: 1024B - Virtual size: 1004B