TrustedInstaller[.]exe

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General

Target

TrustedInstaller.exe
Size

187KB
MD5

d098f2fc042fbf6879d47e3a86fbb4a1
SHA1

b9bb71375c653ae6539b05f92034764b87b8e041
SHA256

7f0e3e2682a24a6b27484226cc0c7b30f837ea08b01f82c7b7ac094bf0a88ce5
SHA512

1cf73da2509e7407b1aa38a6c75c292266ebe796746b2327a6433a0710b225868a69f23cd34f69b72a664763d5869b3950c36d488877f765caadba75a7147afe
SSDEEP

3072:yoHW1GatPGpwVu8RrVeeQ2GA8eeZddUSSr1Z2/9xFSP8Gj2wR:yoKNtep58RrVe7298ecS5ZUjSPD

Score

N/A

Malware Config

Signatures

Files

TrustedInstaller.exe
.exe windows x64

Password: suspicious

a36251f871e741f4abe36bd6d61a9c01

Code Sign

33:00:00:03:3c:89:c6:6a:7b:45:bb:1f:bd:00:00:00:00:03:3c
Certificate

Issuer

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

Not Before

02-09-2021 18:23

Not After

01-09-2022 18:23

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

c9:71:1b:12:4f:3f:9e:dc:a0:a6:ce:eb:ed:19:9f:41:fd:c0:4e:75:5a:9c:91:54:a2:c5:4e:cd:a0:6c:a2:a0
Signer

Actual PE Digest

c9:71:1b:12:4f:3f:9e:dc:a0:a6:ce:eb:ed:19:9f:41:fd:c0:4e:75:5a:9c:91:54:a2:c5:4e:cd:a0:6c:a2:a0

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

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

15-12-2022 13:51
Valid: false

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

api-ms-win-crt-runtime-l1-1-0

_initterm_e
_c_exit
_initterm
_register_thread_local_exe_atexit_callback

api-ms-win-crt-private-l1-1-0

_o__get_initial_wide_environment
_o__initialize_onexit_table
_o__initialize_wide_environment
_o__invalid_parameter_noinfo
_o__purecall
_o__register_onexit_function
_o__seh_filter_exe
_o__set_app_type
_o__set_fmode
_o__set_new_mode
memmove
_o__wcsicmp
_o_exit
_o_free
_o_malloc
_o_terminate
_o_toupper
_o_wcstoul
__C_specific_handler
_o___stdio_common_vsprintf
_o__exit
_o__errno
_o__crt_atexit
_o__configure_wide_argv
_o__configthreadlocale
_o___p__commode
_o__cexit
_o___p___wargv
_o___p___argc
_o__callnewh
wcsstr
wcsrchr
wcschr
_o___stdio_common_vswprintf
memcmp
memcpy

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

wcscmp
memset

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

Sleep

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

CoRegisterClassObject
CoResumeClassObjects
CoRevokeClassObject
CoDisconnectContext
CoCreateInstance
CoSuspendClassObjects
CoInitializeEx
CoInitializeSecurity
CoRevertToSelf
CoUninitialize
CoTaskMemFree
StringFromCLSID
CoGetMalloc
CoGetInterfaceAndReleaseStream
CoMarshalInterThreadInterfaceInStream
CoGetClassObject
CoImpersonateClient
CoMarshalInterface
CoGetCallContext
CoReleaseMarshalData
CreateStreamOnHGlobal
CoUnmarshalInterface

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

OpenThreadToken
GetCurrentThreadId
GetCurrentThread
CreateThread
GetExitCodeProcess
CreateProcessW
GetCurrentProcessId
OpenProcessToken
ExitProcess
GetCurrentProcess
TerminateProcess
TerminateThread
GetExitCodeThread

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

SetLastError
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetLastError

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

SetEvent
WaitForMultipleObjectsEx
CreateEventW
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
CreateSemaphoreExW
AcquireSRWLockShared
ReleaseSRWLockShared
ReleaseSemaphore
CreateMutexExW
ReleaseMutex
DeleteCriticalSection
InitializeCriticalSection
TryEnterCriticalSection
EnterCriticalSection
OpenSemaphoreW
WaitForSingleObject
InitializeCriticalSectionEx
LeaveCriticalSection
WaitForSingleObjectEx

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

SetServiceStatus
StartServiceCtrlDispatcherW
RegisterServiceCtrlHandlerExW

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

CloseHandle

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

RegOpenKeyExW
RegEnumValueW
RegQueryValueExW
RegCreateKeyExW
RegCloseKey
RegSetValueExW

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

GetProcessHeap
HeapSetInformation
HeapAlloc
HeapFree

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

RegDeleteKeyW

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

lstrcmpW

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

GetFileAttributesExW
FindFirstFileW
FileTimeToLocalFileTime
FindNextFileW
FindClose
DeleteFileW
GetFileAttributesW
CreateFileW
CompareFileTime
CreateDirectoryW
GetFullPathNameW

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

FileTimeToSystemTime

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

CloseServiceHandle
OpenSCManagerW
OpenServiceW

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

GetSystemTimeAsFileTime
GetSystemTime
GetSystemWindowsDirectoryW
GetTickCount
GetSystemDirectoryW
GetTickCount64
GetWindowsDirectoryW

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

GetOsSafeBootMode

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

GetModuleHandleExW
GetModuleHandleW
FreeLibrary
GetModuleFileNameW
GetModuleFileNameA
GetProcAddress

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

GetTempPathW

api-ms-win-core-kernel32-legacy-l1-1-0

LoadLibraryW
WaitForMultipleObjects

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

FormatMessageW

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

DebugBreak
OutputDebugStringW
IsDebuggerPresent
OutputDebugStringA

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

WaitForThreadpoolTimerCallbacks
CloseThreadpoolTimer
CreateThreadpoolTimer
SetThreadpoolTimer

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

RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext

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

IsProcessorFeaturePresent

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

QueryPerformanceCounter

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

InitializeSListHead

api-ms-win-service-private-l1-1-1

I_ScRegisterPreshutdownRestart

ntdll

RtlRaiseStatus
DbgPrintEx
NtClose
NtQuerySystemInformation

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

ExpandEnvironmentStringsW
GetEnvironmentVariableW

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

MoveFileExW

api-ms-win-security-base-l1-1-0

RevertToSelf
AdjustTokenPrivileges
AllocateAndInitializeSid
FreeSid
CheckTokenMembership
ImpersonateSelf

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

LocalAlloc

api-ms-win-eventing-provider-l1-1-0

EventWriteTransfer
EventProviderEnabled
EventSetInformation
EventUnregister
EventRegister

api-ms-win-service-management-l2-1-0

QueryServiceConfigW
ChangeServiceConfigW

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

DeviceIoControl

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

InitiateSystemShutdownExW

Sections

.text
Size: 114KB - Virtual size: 114KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 54KB - Virtual size: 53KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

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: 1024B - Virtual size: 804B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: suspicious

a36251f871e741f4abe36bd6d61a9c01

Code Sign

33:00:00:03:3c:89:c6:6a:7b:45:bb:1f:bd:00:00:00:00:03:3cCertificate

Extended Key Usages

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

Key Usages

c9:71:1b:12:4f:3f:9e:dc:a0:a6:ce:eb:ed:19:9f:41:fd:c0:4e:75:5a:9c:91:54:a2:c5:4e:cd:a0:6c:a2:a0Signer

Signature Validations

Verification

15-12-2022 13:51 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-private-l1-1-0

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

api-ms-win-core-kernel32-legacy-l1-1-0

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

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

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

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

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

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

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

api-ms-win-service-private-l1-1-1

ntdll

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

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

api-ms-win-security-base-l1-1-0

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

api-ms-win-eventing-provider-l1-1-0

api-ms-win-service-management-l2-1-0

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

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

Sections

.text Size: 114KB - Virtual size: 114KB

.rdata Size: 54KB - Virtual size: 53KB

.data Size: 1KB - Virtual size: 3KB

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

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

.reloc Size: 1024B - Virtual size: 804B

33:00:00:03:3c:89:c6:6a:7b:45:bb:1f:bd:00:00:00:00:03:3c
Certificate

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

c9:71:1b:12:4f:3f:9e:dc:a0:a6:ce:eb:ed:19:9f:41:fd:c0:4e:75:5a:9c:91:54:a2:c5:4e:cd:a0:6c:a2:a0
Signer

15-12-2022 13:51
Valid: false

.text
Size: 114KB - Virtual size: 114KB

.rdata
Size: 54KB - Virtual size: 53KB

.data
Size: 1KB - Virtual size: 3KB

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

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

.reloc
Size: 1024B - Virtual size: 804B