cfgbkend[.]dll

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General

Target

cfgbkend.dll
Size

62KB
MD5

6f9e15ffa57df9949ebf3e1f30ee1ec2
SHA1

f432aff1ca0e7fe9f5e5f01edc8ddfbbabc3bcad
SHA256

48c74711b47b2bda7caf0f65f45315a029eef61623a9b93502f0d0c9a2b9bd8a
SHA512

66e8013f4e88b633b3bb77cfdc14f2ba7fa9c74c0c77d5cdf9044b6e85a159fa47692157130a760115546ce291165ef93c79b92dfd1b5d4bfa8c2aaf75c48dd4
SSDEEP

1536:9rWWsZCuGqJkagMf+ZtdTHX0HRqJm8VW5zP4P3QRPw9s1L:wTuPZtdTHX0q3aY9sV

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
cfgbkend.dll

Files

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

94347d4d5548456b30cd0c9a284e5240

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

cfgbkend.pdb

Imports

ntdll

memcpy_s
wcsncpy_s
_wcsicmp
wcschr
memmove_s
RtlUnwind
memmove
wcscat_s
wcstok_s
wcscpy_s
_chkstk
memcpy
memset

msvcrt

_initterm
_amsg_exit
_XcptFilter
_callnewh
_purecall
free
_errno
_onexit
__dllonexit
_unlock
malloc
_lock
realloc

regapi

RegCreateMonitorConfigW
RegCreateUserConfigW
RegWinStationQueryW
RegWinStationSetExtendedSettingsW
RegWinStationQueryExtendedSettingsW
RegCdCreateW
RegWinStationDeleteW
RegWinStationCreateW
RegWinStationEnumerateW
RegWinStationQueryExNew
RegPdEnumerateW
RegWdQueryW
RegWdEnumerateW
RegPdQueryW

winsta

_WinStationReadRegistry
WinStationFreeMemory
ServerLicensingOpenW
ServerLicensingGetPolicy
ServerLicensingClose
ServerLicensingGetAvailablePolicyIds
_WinStationUpdateSettings
ServerLicensingSetPolicy
WinStationEnumerateW

kernel32

OutputDebugStringA
GetTickCount
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
Sleep
FreeLibrary
GetLastError
GetProcAddress
LoadLibraryExW
GetModuleHandleW
lstrcmpiW
RaiseException
MultiByteToWideChar
SizeofResource
LoadResource
FindResourceExW
GetModuleFileNameW
DeleteCriticalSection
InitializeCriticalSection
DisableThreadLibraryCalls
EnterCriticalSection
LeaveCriticalSection
LocalAlloc
LocalFree
CompareStringW
SetLastError

user32

UnregisterClassA
LoadStringW
CharNextW

oleaut32

VarUI4FromStr
SysAllocString
SysFreeString

advapi32

InitializeAcl
RegQueryInfoKeyW
FreeSid
CheckTokenMembership
AllocateAndInitializeSid
GetTrusteeNameW
ConvertSidToStringSidW
LookupAccountSidW
BuildSecurityDescriptorW
GetSecurityDescriptorOwner
BuildExplicitAccessWithNameW
GetSecurityDescriptorDacl
GetSecurityDescriptorSacl
MakeSelfRelativeSD
SetSecurityDescriptorDacl
InitializeSecurityDescriptor
SetEntriesInAclW
RegCloseKey
BuildTrusteeWithSidW
EqualSid
CreateWellKnownSid
GetExplicitEntriesFromAclW
LookupAccountNameW
RegDeleteKeyW
RegEnumKeyW
RegQueryValueExW
IsValidSecurityDescriptor
GetSecurityDescriptorLength
RegDeleteValueW
RegCreateKeyExW
RegSetValueExW
RegOpenKeyExW
RegEnumKeyExW

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

CoTaskMemRealloc
StringFromGUID2
CoCreateInstance
CoTaskMemAlloc
CoTaskMemFree

api-ms-win-shcore-registry-l1-1-0

SHDeleteKeyW

Exports

Exports

CLSID_CfgComp
DllCanUnloadNow
DllGetClassObject
DllRegisterServer
DllUnregisterServer
IID_ICfgComp
IID_ISettingsComp
IID_ISettingsComp2

Sections

.text
Size: 51KB - Virtual size: 50KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 2KB

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

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

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

94347d4d5548456b30cd0c9a284e5240

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

ntdll

msvcrt

regapi

winsta

kernel32

user32

oleaut32

advapi32

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

api-ms-win-shcore-registry-l1-1-0

Exports

Exports

Sections

.text Size: 51KB - Virtual size: 50KB

.data Size: 1024B - Virtual size: 2KB

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

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

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

.text
Size: 51KB - Virtual size: 50KB

.data
Size: 1024B - Virtual size: 2KB

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

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

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