correngine[.]dll

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General

Target

correngine.dll
Size

85KB
MD5

f29679c52956722c9a9c880fe7f6b68d
SHA1

9c292e87148255055747c018572e4085c98b2e2f
SHA256

b03dd372f5dbede4c85e2d0686e6fd793130372fed6f9d213702544e2668e7de
SHA512

0108b7b6cabb202cb6bf1e441da21c81f43e092d8120946bfa8493fd72f6655128c7f32970bd8b3dcfb148cdac13f0d40beb1766b7af46e65a6f4d9f0897ad5f
SSDEEP

1536:QuQMux0imVorwtvEnb7yY7Ln3acz1QbdGO6kzf0caW+W1poQfdz+GQJuIXkzUqh2:Qmua+rlnb7NnKxlhaWTrQYIXfDYuF

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
correngine.dll

Files

correngine.dll
.dll regsvr32 windows:6 windows x64 arch:x64

4ca1764f5696ec91ae4f1c0a7f06793c

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

PDB Paths

corrEngine.pdb

Imports

msvcrt

__C_specific_handler
memcmp
__CxxFrameHandler3
_XcptFilter
memset
_initterm
vswprintf_s
calloc
?terminate@@YAXXZ
_lock
_unlock
__dllonexit
_onexit
??1type_info@@UEAA@XZ
_errno
??3@YAXPEAX@Z
realloc
_CxxThrowException
_amsg_exit
_ltow_s
wcstoul
_vscwprintf
memmove_s
??2@YAPEAX_K@Z
memcpy_s
_purecall
malloc
??_U@YAPEAX_K@Z
wcscpy_s
wcscat_s
??_V@YAXPEAX@Z
free
wcsncpy_s
bsearch_s
memcpy

kernel32

Sleep
OutputDebugStringA
GetTickCount
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
LoadLibraryExW
GetModuleHandleW
InitializeCriticalSection
LeaveCriticalSection
GetModuleFileNameW
RaiseException
SetThreadLocale
GetLastError
GetThreadLocale
GetProcAddress
EnterCriticalSection
DisableThreadLibraryCalls
DeleteCriticalSection
FindResourceExW
FreeLibrary
LoadResource
SizeofResource
MultiByteToWideChar
lstrcmpiW
LockResource
HeapDestroy
HeapAlloc
HeapReAlloc
HeapFree
HeapSize
GetProcessHeap

user32

UnregisterClassA
CharNextW

ole32

CoCreateInstance
StringFromGUID2
CoTaskMemRealloc
CLSIDFromString
CoTaskMemFree
CoTaskMemAlloc

oleaut32

RegisterTypeLi
LoadRegTypeLi
VarUI4FromStr
SysFreeString
SysAllocString
UnRegisterTypeLi
LoadTypeLi
SysStringLen

shlwapi

HashData

advapi32

RegEnumKeyExW
TraceEvent
EventRegister
EventUnregister
StartTraceW
RegEnumValueW
RegQueryValueExW
RegSetValueExW
CloseTrace
RegDeleteValueW
RegCreateKeyExW
RegCloseKey
RegOpenKeyExW
RegQueryInfoKeyW
ControlTraceW
OpenTraceW
ProcessTrace

wevtapi

EvtNext
EvtQuery
EvtRender
EvtCreateRenderContext
EvtClose

rpcrt4

UuidCreateSequential

Exports

Exports

DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 70KB - Virtual size: 70KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 372B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4ca1764f5696ec91ae4f1c0a7f06793c

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

kernel32

user32

ole32

oleaut32

shlwapi

advapi32

wevtapi

rpcrt4

Exports

Exports

Sections

.text Size: 70KB - Virtual size: 70KB

.data Size: 512B - Virtual size: 2KB

.pdata Size: 3KB - Virtual size: 3KB

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

.rsrc Size: 5KB - Virtual size: 4KB

.reloc Size: 512B - Virtual size: 372B

.text
Size: 70KB - Virtual size: 70KB

.data
Size: 512B - Virtual size: 2KB

.pdata
Size: 3KB - Virtual size: 3KB

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

.rsrc
Size: 5KB - Virtual size: 4KB

.reloc
Size: 512B - Virtual size: 372B