CortanaMapiHelper[.]ProxyStub[.]dll

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General

Target

CortanaMapiHelper.ProxyStub.dll
Size

11KB
MD5

ddc35e8846591f4cf0b6dab725ae7d08
SHA1

1f31c1fd161d20bc0e1d58c8b6fcd20e5892f218
SHA256

a5327632ff46d19d82ea38ac76e60e48d185cfe0071dd71f6c7f90721200aaa4
SHA512

0231dc130cd61c130339ade62b851c81a709849b2cbfa0fa8b6612e71547872f8d32d2da9c713d589c0822bf241445222e10115eebcf73da91e4bdf827da50ab
SSDEEP

192:F+avAdbwwVg0X6zMZMTmB0y1EGP4WrqWGEW6:FrRmzX6zMZ200gPbrqWGEW

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
CortanaMapiHelper.ProxyStub.dll

Files

CortanaMapiHelper.ProxyStub.dll
.dll windows:10 windows x86 arch:x86

5ff530f5bceefd6739d88906f58a2de7

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

CortanaMapiHelper.ProxyStub.pdb

Imports

msvcrt

_except_handler4_common
_initterm
malloc
free
_amsg_exit
_XcptFilter

rpcrt4

CStdStubBuffer_AddRef
CStdStubBuffer_Connect
CStdStubBuffer_IsIIDSupported
IUnknown_QueryInterface_Proxy
CStdStubBuffer_Disconnect
CStdStubBuffer_DebugServerRelease
NdrOleAllocate
CStdStubBuffer_QueryInterface
CStdStubBuffer_CountRefs
NdrOleFree
CStdStubBuffer_DebugServerQueryInterface
NdrDllGetClassObject
NdrDllCanUnloadNow
NdrCStdStubBuffer_Release
CStdStubBuffer_Invoke
IUnknown_AddRef_Proxy
IUnknown_Release_Proxy

api-ms-win-core-libraryloader-l1-2-0

DisableThreadLibraryCalls

api-ms-win-core-synch-l1-2-0

Sleep

api-ms-win-core-profile-l1-1-0

QueryPerformanceCounter

api-ms-win-core-processthreads-l1-1-2

GetCurrentProcessId
GetCurrentThreadId
TerminateProcess
GetCurrentProcess

api-ms-win-core-sysinfo-l1-2-1

GetTickCount
GetSystemTimeAsFileTime

api-ms-win-core-errorhandling-l1-1-1

UnhandledExceptionFilter
SetUnhandledExceptionFilter

api-ms-win-core-winrt-string-l1-1-0

HSTRING_UserSize
HSTRING_UserMarshal
HSTRING_UserUnmarshal
HSTRING_UserFree

api-ms-win-core-com-midlproxystub-l1-1-0

ObjectStublessClient6
ObjectStublessClient3
ObjectStublessClient5
ObjectStublessClient8
ObjectStublessClient9
ObjectStublessClient4
ObjectStublessClient7

Exports

Exports

DllCanUnloadNow
DllGetClassObject
GetProxyDllInfo

Sections

.text
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 884B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 472B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5ff530f5bceefd6739d88906f58a2de7

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

rpcrt4

api-ms-win-core-libraryloader-l1-2-0

api-ms-win-core-synch-l1-2-0

api-ms-win-core-profile-l1-1-0

api-ms-win-core-processthreads-l1-1-2

api-ms-win-core-sysinfo-l1-2-1

api-ms-win-core-errorhandling-l1-1-1

api-ms-win-core-winrt-string-l1-1-0

api-ms-win-core-com-midlproxystub-l1-1-0

Exports

Exports

Sections

.text Size: 5KB - Virtual size: 5KB

.data Size: 512B - Virtual size: 884B

.idata Size: 2KB - Virtual size: 2KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 472B

.text
Size: 5KB - Virtual size: 5KB

.data
Size: 512B - Virtual size: 884B

.idata
Size: 2KB - Virtual size: 2KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 472B