Loader[.]exe | Triage

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General

Target

Loader.exe
Size

7.7MB
MD5

80b5e0e63ddd57ec23c807a11ebfa897
SHA1

2b2f838e8a1bde6bb54de399e47c69f4715682f4
SHA256

28373f2f82a3bcc6d7e0dbe0e4a7cacf8ab205194b0e501ebd6e99399c90e98d
SHA512

628e98efca275c1e1e1ea0e7244831332cddade41c93730457c0ded22b504454b468f7aa3e120d8410cd5d68c32ad6bbda7928c4183a631c6bca659d08be7e65
SSDEEP

98304:3XbIrq3DoMLXdvJSqu1OLp5Enzm+7l4PUN9tvfgjWjnkKmhqy1NOYWkZqeCynLXI:7IA0MCqrLpWzm+79NjnWKsfjLL

Score

5^/10

Malware Config

Signatures

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
sample	autoit_exe

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Loader.exe

Files

Loader.exe
.exe windows:5 windows x64 arch:x64

8e94250c88a6c0e478828f96bcbb1662

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

wsock32

gethostbyname
recv
send
socket
inet_ntoa
setsockopt
ntohs
WSACleanup
WSAStartup
sendto
htons
__WSAFDIsSet
select
accept
listen
bind
inet_addr
ioctlsocket
recvfrom
WSAGetLastError
closesocket
gethostname
connect

version

GetFileVersionInfoW
VerQueryValueW
GetFileVersionInfoSizeW

winmm

timeGetTime
waveOutSetVolume
mciSendStringW

comctl32

ImageList_ReplaceIcon
ImageList_Destroy
ImageList_Remove
ImageList_SetDragCursorImage
ImageList_BeginDrag
ImageList_DragEnter
ImageList_DragLeave
ImageList_EndDrag
ImageList_DragMove
InitCommonControlsEx
ImageList_Create

mpr

WNetGetConnectionW
WNetCancelConnection2W
WNetUseConnectionW
WNetAddConnection2W

wininet

HttpOpenRequestW
InternetCloseHandle
InternetOpenW
InternetSetOptionW
InternetCrackUrlW
HttpQueryInfoW
InternetQueryOptionW
InternetConnectW
HttpSendRequestW
FtpOpenFileW
FtpGetFileSize
InternetOpenUrlW
InternetReadFile
InternetQueryDataAvailable

psapi

GetProcessMemoryInfo

iphlpapi

IcmpSendEcho
IcmpCloseHandle
IcmpCreateFile

userenv

DestroyEnvironmentBlock
LoadUserProfileW
CreateEnvironmentBlock
UnloadUserProfile

uxtheme

IsThemeActive

kernel32

WaitForSingleObject
HeapAlloc
GetProcessHeap
HeapFree
Sleep
GetCurrentThreadId
MultiByteToWideChar
MulDiv
GetVersionExW
IsWow64Process
GetSystemInfo
FreeLibrary
LoadLibraryA
GetProcAddress
SetErrorMode
GetModuleFileNameW
WideCharToMultiByte
lstrcpyW
lstrlenW
GetModuleHandleW
QueryPerformanceCounter
VirtualFreeEx
OpenProcess
VirtualAllocEx
WriteProcessMemory
ReadProcessMemory
CreateFileW
SetFilePointerEx
SetEndOfFile
ReadFile
WriteFile
FlushFileBuffers
TerminateProcess
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
SetFileTime
GetFileAttributesW
FindFirstFileW
FindClose
GetLongPathNameW
GetShortPathNameW
DeleteFileW
FindNextFileW
CopyFileExW
GetFullPathNameW
CreateDirectoryW
RemoveDirectoryW
SetSystemPowerState
QueryPerformanceFrequency
LoadResource
LockResource
SizeofResource
OutputDebugStringW
GetTempPathW
GetTempFileNameW
DeviceIoControl
LoadLibraryW
GetLocalTime
CompareStringW
EnterCriticalSection
DuplicateHandle
GetStdHandle
CreatePipe
TerminateThread
LoadLibraryExW
FindResourceExW
CopyFileW
VirtualFree
FormatMessageW
GetExitCodeProcess
GetPrivateProfileStringW
WritePrivateProfileStringW
GetPrivateProfileSectionW
WritePrivateProfileSectionW
GetPrivateProfileSectionNamesW
FileTimeToLocalFileTime
FileTimeToSystemTime
SystemTimeToFileTime
LocalFileTimeToFileTime
GetDriveTypeW
GetDiskFreeSpaceExW
GetDiskFreeSpaceW
GetVolumeInformationW
SetVolumeLabelW
CreateHardLinkW
SetFileAttributesW
CreateEventW
SetEvent
GetEnvironmentVariableW
SetEnvironmentVariableW
GlobalLock
GlobalUnlock
GlobalAlloc
GetFileSize
GlobalFree
GlobalMemoryStatusEx
Beep
GetSystemDirectoryW
HeapReAlloc
HeapSize
GetComputerNameW
GetWindowsDirectoryW
GetCurrentProcessId
GetProcessIoCounters
CreateProcessW
GetProcessId
SetPriorityClass
VirtualAlloc
SetCurrentDirectoryW
IsDebuggerPresent
GetCurrentDirectoryW
lstrcmpiW
GetLastError
RaiseException
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetSystemTimeAsFileTime
CreateThread
GetCurrentProcess
GetCurrentThread
LeaveCriticalSection
InitializeSListHead
RtlUnwindEx
RtlPcToFileHeader
SetLastError
TlsAlloc
ResetEvent
WaitForSingleObjectEx
TlsGetValue
TlsSetValue
TlsFree
EncodePointer
ExitProcess
GetModuleHandleExW
ExitThread
ResumeThread
FreeLibraryAndExitThread
GetACP
GetDateFormatW
GetTimeFormatW
LCMapStringW
GetStringTypeW
GetFileType
SetStdHandle
GetConsoleCP
GetConsoleMode
ReadConsoleW
GetTimeZoneInformation
FindFirstFileExW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
CloseHandle
WriteConsoleW
MoveFileW
RtlCaptureContext

user32

GetMenuStringW
GetSubMenu
GetCaretPos
IsZoomed
GetWindowLongW
GetMonitorInfoW
SetWindowLongW
SetLayeredWindowAttributes
FlashWindow
GetClassLongPtrW
TranslateAcceleratorW
IsDialogMessageW
GetSysColor
InflateRect
DrawFocusRect
DrawTextW
FrameRect
DrawFrameControl
FillRect
PtInRect
DestroyAcceleratorTable
CreateAcceleratorTableW
SetCursor
GetWindowDC
GetSystemMetrics
SetWindowLongPtrW
GetActiveWindow
CharNextW
wsprintfW
RedrawWindow
DrawMenuBar
DestroyMenu
SetMenu
GetWindowTextLengthW
CreateMenu
IsDlgButtonChecked
DefDlgProcW
CallWindowProcW
ReleaseCapture
SetCapture
BlockInput
GetMessageW
LockWindowUpdate
DispatchMessageW
TranslateMessage
PeekMessageW
GetInputState
UnregisterHotKey
CharLowerBuffW
MonitorFromPoint
MonitorFromRect
LoadImageW
mouse_event
ExitWindowsEx
SetActiveWindow
FindWindowExW
EnumThreadWindows
IsCharUpperW
InsertMenuItemW
IsMenu
TrackPopupMenuEx
GetCursorPos
DeleteMenu
CheckMenuRadioItem
GetMenuItemID
GetMenuItemCount
SetMenuItemInfoW
GetMenuItemInfoW
SetForegroundWindow
IsIconic
FindWindowW
GetClipboardData
keybd_event
SendInput
GetAsyncKeyState
SetKeyboardState
GetKeyboardState
GetKeyState
VkKeyScanW
LoadStringW
DialogBoxParamW
MessageBeep
EndDialog
SendDlgItemMessageW
GetDlgItem
SetWindowTextW
CopyRect
ReleaseDC
GetDC
EndPaint
BeginPaint
GetClientRect
GetMenu
DestroyWindow
EnumWindows
GetDesktopWindow
IsWindow
IsWindowEnabled
IsWindowVisible
EnableWindow
InvalidateRect
GetWindowThreadProcessId
AttachThreadInput
GetFocus
GetWindowTextW
ScreenToClient
SendMessageTimeoutW
EnumChildWindows
CharUpperBuffW
GetClassNameW
GetParent
GetDlgCtrlID
SendMessageW
MapVirtualKeyW
PostMessageW
IsCharLowerW
IsCharAlphaNumericW
IsCharAlphaW
GetKeyboardLayoutNameW
ClientToScreen
RegisterHotKey
GetCursorInfo
SetWindowPos
CopyImage
AdjustWindowRectEx
SetRect
SetClipboardData
EmptyClipboard
CountClipboardFormats
SetMenuDefaultItem
CloseClipboard
GetWindowRect
SetUserObjectSecurity
IsClipboardFormatAvailable
CloseDesktop
CloseWindowStation
OpenDesktopW
SetProcessWindowStation
GetProcessWindowStation
OpenWindowStationW
GetUserObjectSecurity
MessageBoxW
DefWindowProcW
MoveWindow
SetFocus
PostQuitMessage
KillTimer
CreatePopupMenu
RegisterWindowMessageW
SetTimer
ShowWindow
CreateWindowExW
RegisterClassExW
LoadIconW
LoadCursorW
GetSysColorBrush
GetForegroundWindow
MessageBoxA
DestroyIcon
SystemParametersInfoW
OpenClipboard
GetWindowLongPtrW

gdi32

EndPath
DeleteObject
GetDeviceCaps
ExtCreatePen
StrokePath
SetPixel
CloseFigure
LineTo
AngleArc
MoveToEx
Ellipse
PolyDraw
GetTextExtentPoint32W
CreateCompatibleBitmap
BeginPath
Rectangle
SetViewportOrgEx
GetObjectW
SetBkMode
RoundRect
SetBkColor
CreatePen
CreateSolidBrush
SetTextColor
CreateFontW
GetTextFaceW
GetStockObject
CreateDCW
GetPixel
DeleteDC
GetDIBits
StretchBlt
SelectObject
CreateCompatibleDC
StrokeAndFillPath

comdlg32

GetSaveFileNameW
GetOpenFileNameW

advapi32

GetAce
RegEnumValueW
RegDeleteValueW
RegDeleteKeyW
RegEnumKeyExW
RegOpenKeyExW
RegCloseKey
RegQueryValueExW
RegConnectRegistryW
InitializeSecurityDescriptor
InitializeAcl
AdjustTokenPrivileges
OpenThreadToken
OpenProcessToken
LookupPrivilegeValueW
DuplicateTokenEx
CreateProcessAsUserW
CreateProcessWithLogonW
GetLengthSid
CopySid
LogonUserW
AllocateAndInitializeSid
CheckTokenMembership
FreeSid
GetTokenInformation
RegSetValueExW
GetSecurityDescriptorDacl
GetAclInformation
RegCreateKeyExW
AddAce
SetSecurityDescriptorDacl
InitiateSystemShutdownExW
GetUserNameW

shell32

DragFinish
DragQueryPoint
ShellExecuteExW
DragQueryFileW
SHEmptyRecycleBinW
SHGetPathFromIDListW
SHBrowseForFolderW
SHCreateShellItem
SHGetDesktopFolder
SHGetSpecialFolderLocation
SHGetFolderPathW
SHFileOperationW
ExtractIconExW
Shell_NotifyIconW
ShellExecuteW

ole32

CoTaskMemAlloc
CoTaskMemFree
CLSIDFromString
ProgIDFromCLSID
CLSIDFromProgID
OleSetMenuDescriptor
MkParseDisplayName
OleSetContainedObject
CoCreateInstance
IIDFromString
StringFromGUID2
CreateStreamOnHGlobal
OleInitialize
OleUninitialize
CoInitialize
CoUninitialize
GetRunningObjectTable
CoGetInstanceFromFile
CoGetObject
CoInitializeSecurity
CoCreateInstanceEx
CoSetProxyBlanket

oleaut32

VariantChangeType
DispCallFunc
CreateStdDispatch
CreateDispTypeInfo
UnRegisterTypeLi
UnRegisterTypeLibForUser
RegisterTypeLibForUser
RegisterTypeLi
LoadTypeLibEx
VariantCopyInd
VariantTimeToSystemTime
SysFreeString
SafeArrayDestroyDescriptor
SafeArrayDestroyData
SafeArrayUnaccessData
VariantInit
VariantClear
VariantCopy
SysAllocString
SafeArrayCreateVector
VarR8FromDec
SafeArrayAllocDescriptorEx
SafeArrayAllocData
SysStringLen
SafeArrayGetVartype
OleLoadPicture
QueryPathOfRegTypeLi
SysReAllocString
SafeArrayAccessData

Sections

.text
Size: 717KB - Virtual size: 716KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 209KB - Virtual size: 208KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 28KB - Virtual size: 27KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 6.7MB - Virtual size: 6.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

8e94250c88a6c0e478828f96bcbb1662

Headers

DLL Characteristics

File Characteristics

Imports

wsock32

version

winmm

comctl32

mpr

wininet

psapi

iphlpapi

userenv

uxtheme

kernel32

user32

gdi32

comdlg32

advapi32

shell32

ole32

oleaut32

Sections

.text Size: 717KB - Virtual size: 716KB

.rdata Size: 209KB - Virtual size: 208KB

.data Size: 20KB - Virtual size: 36KB

.pdata Size: 28KB - Virtual size: 27KB

.rsrc Size: 6.7MB - Virtual size: 6.7MB

.reloc Size: 3KB - Virtual size: 2KB

.text
Size: 717KB - Virtual size: 716KB

.rdata
Size: 209KB - Virtual size: 208KB

.data
Size: 20KB - Virtual size: 36KB

.pdata
Size: 28KB - Virtual size: 27KB

.rsrc
Size: 6.7MB - Virtual size: 6.7MB

.reloc
Size: 3KB - Virtual size: 2KB