atl[.]dll | Triage

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General

Target

atl.dll
Size

79KB
MD5

b7d8e2e4a229e6cd5b90cfbc1ad85b8e
SHA1

f5c310d8128dbb4c4da9598d0d474620e0b206a5
SHA256

f89e2b73e809914bf7c7cac972cd543f956f55c3f43b9e41ad59589e67ee029d
SHA512

573094b6e82c6c6f0313c2d5d4e9cebdac01a8d1ca24521ac7db097d8d0b758ef778adc39acf189997bd37f05d5336525d3ca64e741776280cc75c1b37a58435
SSDEEP

1536:hrToxMcfySmRocrpftzxn17bC9T3YtlHGQuBLwnmsyT8TxyzXfQZBtLcboAcXwiC:hkuZY34RHmsyT8TIzXfQZBc16Hk

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
atl.dll

Files

atl.dll
.dll regsvr32 windows:10 windows x86 arch:x86

9770a95c6b6c769aa3c12b78be296801

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

atl.pdb

Imports

msvcrt

_except_handler4_common
_initterm
_XcptFilter
_callnewh
wcscat_s
realloc
free
_amsg_exit
wcscpy_s
malloc
memcpy
memcmp
memset

kernel32

InterlockedPopEntrySList
InterlockedPushEntrySList
FlushInstructionCache
GetProcessHeap
GetACP
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
InitializeCriticalSection
IsProcessorFeaturePresent
DecodePointer
HeapAlloc
EncodePointer
LoadLibraryExA
WaitForSingleObject
GetCurrentProcess
FormatMessageW
HeapDestroy
GetModuleFileNameW
GetLastError
LoadLibraryExW
GetProcAddress
FreeLibrary
lstrcpyW
RaiseException
GetCurrentThreadId
UnhandledExceptionFilter
HeapFree
CreateFileW
GetFileSize
ReadFile
CloseHandle
FindResourceExW
SizeofResource
SetUnhandledExceptionFilter
TerminateProcess
MultiByteToWideChar
GetSystemInfo
WideCharToMultiByte
VirtualQuery
VirtualAlloc
VirtualProtect
lstrcpynW
lstrcmpiW
GetModuleHandleW
SetLastError
DisableThreadLibraryCalls
QueryPerformanceCounter
FindResourceA
GetCurrentProcessId
FreeResource
GetSystemTimeAsFileTime
GetTickCount
Sleep
ResolveDelayLoadedAPI
DelayLoadFailureHook
GlobalHandle
GlobalFree
lstrcmpW
LockResource
LoadResource
FindResourceW
GlobalUnlock
VirtualFree
GlobalLock
GlobalAlloc

user32

SetCapture
ReleaseCapture
InvalidateRect
InvalidateRgn
GetDlgItem
SendMessageW
GetDesktopWindow
GetWindowTextLengthW
GetWindowTextW
SetWindowTextW
CreateAcceleratorTableW
SetWindowLongW
DefWindowProcW
GetWindowLongW
GetClassNameW
GetParent
DialogBoxIndirectParamW
IsWindow
RedrawWindow
EndPaint
FillRect
DialogBoxIndirectParamA
CreateDialogIndirectParamW
CreateDialogIndirectParamA
RegisterWindowMessageW
GetClientRect
CallWindowProcW
DestroyWindow
BeginPaint
CreateWindowExW
GetWindow
SetFocus
GetFocus
IsChild
GetSysColor
UnregisterClassW
ReleaseDC
CharPrevW
GetDC
RegisterClassExW
wsprintfW
LoadCursorW
GetClassInfoExW
RegisterClassExA
wsprintfA
LoadCursorA
GetClassInfoExA
LoadStringW
DispatchMessageW
TranslateMessage
PeekMessageW
MsgWaitForMultipleObjects
CharNextW
SetWindowPos

gdi32

GetObjectW
DeleteDC
BitBlt
SelectObject
CreateCompatibleDC
CreateCompatibleBitmap
DeleteObject
CreateSolidBrush
GetDeviceCaps
CreateDCW
GetStockObject

Exports

Exports

AtlAdvise
AtlAxAttachControl
AtlAxCreateControl
AtlAxCreateControlEx
AtlAxCreateDialogA
AtlAxCreateDialogW
AtlAxDialogBoxA
AtlAxDialogBoxW
AtlAxGetControl
AtlAxGetHost
AtlAxWinInit
AtlComPtrAssign
AtlComQIPtrAssign
AtlCreateTargetDC
AtlDevModeW2A
AtlFreeMarshalStream
AtlGetObjectSourceInterface
AtlGetVersion
AtlHiMetricToPixel
AtlIPersistPropertyBag_Load
AtlIPersistPropertyBag_Save
AtlIPersistStreamInit_GetSizeMax
AtlIPersistStreamInit_Load
AtlIPersistStreamInit_Save
AtlInternalQueryInterface
AtlMarshalPtrInProc
AtlModuleAddCreateWndData
AtlModuleAddTermFunc
AtlModuleExtractCreateWndData
AtlModuleGetClassObject
AtlModuleInit
AtlModuleLoadTypeLib
AtlModuleRegisterClassObjects
AtlModuleRegisterServer
AtlModuleRegisterTypeLib
AtlModuleRegisterWndClassInfoA
AtlModuleRegisterWndClassInfoW
AtlModuleRevokeClassObjects
AtlModuleTerm
AtlModuleUnRegisterTypeLib
AtlModuleUnregisterServer
AtlModuleUnregisterServerEx
AtlModuleUpdateRegistryFromResourceD
AtlPixelToHiMetric
AtlRegisterClassCategoriesHelper
AtlSetErrorInfo
AtlSetErrorInfo2
AtlUnadvise
AtlUnmarshalPtr
AtlWaitWithMessageLoop
DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 60KB - Virtual size: 60KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 192B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

9770a95c6b6c769aa3c12b78be296801

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

kernel32

user32

gdi32

Exports

Exports

Sections

.text Size: 60KB - Virtual size: 60KB

.data Size: 512B - Virtual size: 1KB

.idata Size: 4KB - Virtual size: 3KB

.didat Size: 512B - Virtual size: 192B

.rsrc Size: 9KB - Virtual size: 8KB

.reloc Size: 4KB - Virtual size: 3KB

.text
Size: 60KB - Virtual size: 60KB

.data
Size: 512B - Virtual size: 1KB

.idata
Size: 4KB - Virtual size: 3KB

.didat
Size: 512B - Virtual size: 192B

.rsrc
Size: 9KB - Virtual size: 8KB

.reloc
Size: 4KB - Virtual size: 3KB