GenValObj[.]exe

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General

Target

GenValObj.exe
Size

648KB
MD5

f6dfb21747a8012cfabd07ae075cca45
SHA1

fdf154591d3307e44f1c8c2350f7b030141eb1d6
SHA256

c8c6f0629403c87c36d42d5aed07d9602b6ab0d8e48cbf727a2fa3bf22469730
SHA512

51507fe44d44d0196134dec3867742b1057c94698a3bcb5cb044276fd67c0c2db93fabb6bc14c091221a15260a4c955bf89142ae3dbfb9bf3f40400b05e99f0b
SSDEEP

12288:xvLVdwybSY9thloyxBQE6a6LtUz+nGdLzkbFv+keg57P:xv5dwVMhlVxBQM6Liz+nGdMbFvX7

Score

1^/10

Malware Config

Signatures

Files

GenValObj.exe
.exe windows x64

8769baf49ae36e80a39f187842659beb

Code Sign

33:00:00:01:c4:22:b2:f7:9b:79:3d:ac:b2:00:00:00:00:01:c4
Certificate

Issuer

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

03/07/2018, 20:45

Not After

26/07/2019, 20:45

Subject

CN=Microsoft Windows,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:07:76:56:00:00:00:00:00:08
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

19/10/2011, 18:41

Not After

19/10/2026, 18:51

Subject

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

bd:e6:fd:1f:82:f4:a8:26:47:ba:4e:b1:a8:dc:9b:f4:99:99:12:a2:4d:06:b2:a0:8b:97:ea:7e:ae:3d:5e:4a
Signer

Actual PE Digest

bd:e6:fd:1f:82:f4:a8:26:47:ba:4e:b1:a8:dc:9b:f4:99:99:12:a2:4d:06:b2:a0:8b:97:ea:7e:ae:3d:5e:4a

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

msvcrt

_onexit
_exit
memmove
memcpy
memcmp
?terminate@@YAXXZ
memset
_ismbblead
__dllonexit
_vsnwprintf
wcsnlen
swprintf_s
_unlock
_snwscanf_s
wcsstr
malloc
free
exit
__set_app_type
__getmainargs
_amsg_exit
_XcptFilter
__C_specific_handler
_purecall
towupper
wcsrchr
_cexit
_lock
__setusermatherr
_initterm
_commode
_wcslwr
_fmode
_wcsnicmp
_wcsicmp
wcschr
_acmdln
wcscmp

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

CommandLineToArgvW

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

HeapSetInformation
GetProcessHeap
HeapFree
HeapAlloc

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

GetModuleHandleExW
FreeLibrary
LoadLibraryExW
GetModuleFileNameW
GetProcAddress
GetModuleHandleW

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

ReleaseSemaphore
CreateEventW
InitializeCriticalSection
WaitForSingleObject
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
DeleteCriticalSection
EnterCriticalSection
SetEvent

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

SetUnhandledExceptionFilter
UnhandledExceptionFilter
SetLastError
RaiseException
GetLastError

oleaut32

UnRegisterTypeLi
SysStringLen
SysAllocStringLen
SysAllocString
SysFreeString
LoadTypeLi
RegisterTypeLi

rpcrt4

UuidFromStringW
RpcStringFreeW
UuidToStringW

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

GetCommandLineW
ExpandEnvironmentStringsW
SetEnvironmentVariableW

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

GetTickCount
GetSystemTimeAsFileTime
GetSystemDirectoryW

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

RegSetKeySecurity
RegOpenKeyExW
RegCloseKey
RegCreateKeyExW
RegQueryInfoKeyW
RegSetValueExW
RegQueryValueExW

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

CloseHandle

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

GetFileSizeEx
GetTempFileNameW
WriteFile
SetFilePointerEx
ReadFile
GetFileAttributesW
CreateFileW
DeleteFileW

api-ms-win-core-heap-l2-1-0

LocalFree
LocalAlloc

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

DeviceIoControl

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

DecodePointer
EncodePointer

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

CoRegisterClassObject
CoAddRefServerProcess
CoReleaseServerProcess
CoSuspendClassObjects
CoInitializeEx
CoUninitialize
CoResumeClassObjects
CoRevokeClassObject

crypt32

CertVerifyCertificateChainPolicy

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

GetCurrentProcessId
GetCurrentThread
GetStartupInfoW
TerminateProcess
GetCurrentProcess
GetCurrentThreadId

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

WideCharToMultiByte
MultiByteToWideChar

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

GetUserPreferredUILanguages
GetFileMUIPath

api-ms-win-service-management-l1-1-0

OpenSCManagerW
OpenServiceW
CloseServiceHandle

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

GetTempPathW

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

Sleep

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

GetFileVersionInfoSizeExW
GetFileVersionInfoExW
VerQueryValueW

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

CreateSemaphoreW

api-ms-win-service-winsvc-l1-1-0

QueryServiceStatus

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

VirtualFree
VirtualProtect
VirtualQuery
VirtualAlloc

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

RtlDeleteFunctionTable
RtlAddFunctionTable
RtlLookupFunctionEntry
RtlVirtualUnwind
RtlCaptureContext

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

RaiseFailFastException

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

QueryPerformanceCounter

api-ms-win-eventlog-legacy-l1-1-0

DeregisterEventSource
ReportEventW
RegisterEventSourceW

api-ms-win-core-registry-l2-1-0

RegEnumKeyW
RegDeleteKeyW

ntdll

NtOpenThreadTokenEx
NtSetInformationThread
NtOpenProcessTokenEx
NtAdjustPrivilegesToken
NtEnumerateBootEntries
NtQueryDirectoryObject
NtOpenDirectoryObject
NtTranslateFilePath
NtQueryBootOptions
NtQueryBootEntryOrder
NtQueryValueKey
NtOpenFile
RtlImpersonateSelf
NtClose
NtDeviceIoControlFile
RtlInitUnicodeString
NtQuerySymbolicLinkObject
NtOpenKey
NtOpenSymbolicLinkObject
RtlFreeHeap
RtlAllocateHeap
NtQuerySystemInformation

cryptsp

CryptAcquireContextW
CryptReleaseContext
CryptGenRandom

bcd

BcdOpenObject
BcdEnumerateElements
BcdCloseObject
BcdEnumerateObjects
BcdOpenSystemStore
BcdCloseStore

wintrust

CryptCATAdminEnumCatalogFromHash
CryptCATCatalogInfoFromContext
WTHelperGetProvSignerFromChain
CryptCATAdminAcquireContext
WinVerifyTrust
WTHelperProvDataFromStateData
CryptCATAdminReleaseCatalogContext
CryptCATAdminCalcHashFromFileHandle
CryptCATAdminReleaseContext

Sections

.text
Size: 455KB - Virtual size: 454KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 150KB - Virtual size: 149KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 16KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

8769baf49ae36e80a39f187842659beb

Code Sign

33:00:00:01:c4:22:b2:f7:9b:79:3d:ac:b2:00:00:00:00:01:c4Certificate

Extended Key Usages

61:07:76:56:00:00:00:00:00:08Certificate

Key Usages

bd:e6:fd:1f:82:f4:a8:26:47:ba:4e:b1:a8:dc:9b:f4:99:99:12:a2:4d:06:b2:a0:8b:97:ea:7e:ae:3d:5e:4aSigner

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

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

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

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

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

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

oleaut32

rpcrt4

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

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

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

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

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

api-ms-win-core-heap-l2-1-0

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

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

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

crypt32

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

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

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

api-ms-win-service-management-l1-1-0

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

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

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

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

api-ms-win-service-winsvc-l1-1-0

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

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

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

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

api-ms-win-eventlog-legacy-l1-1-0

api-ms-win-core-registry-l2-1-0

ntdll

cryptsp

bcd

wintrust

Sections

.text Size: 455KB - Virtual size: 454KB

.rdata Size: 150KB - Virtual size: 149KB

.data Size: 3KB - Virtual size: 5KB

.pdata Size: 16KB - Virtual size: 16KB

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

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

33:00:00:01:c4:22:b2:f7:9b:79:3d:ac:b2:00:00:00:00:01:c4
Certificate

61:07:76:56:00:00:00:00:00:08
Certificate

bd:e6:fd:1f:82:f4:a8:26:47:ba:4e:b1:a8:dc:9b:f4:99:99:12:a2:4d:06:b2:a0:8b:97:ea:7e:ae:3d:5e:4a
Signer

.text
Size: 455KB - Virtual size: 454KB

.rdata
Size: 150KB - Virtual size: 149KB

.data
Size: 3KB - Virtual size: 5KB

.pdata
Size: 16KB - Virtual size: 16KB

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

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