Static task
static1
Behavioral task
behavioral1
Sample
SearchFilterHost.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
SearchFilterHost.exe
Resource
win10v2004-20230220-en
General
-
Target
SearchFilterHost.exe
-
Size
207KB
-
MD5
24eb08c3c9a6e6558e6b4a1f60eb39c9
-
SHA1
a419d7b939a58b50bf923eb5b5880013be3ca26c
-
SHA256
c0c268cd9286163310c353ee7a9b8379bedca7c0dbe370458d2ae25c83aae5e8
-
SHA512
9469450a9121f3f989a06ef8c567c083aafc99f56827ad8a1d77d3a45ca480db6185d9545df8e8305e8331dfff475f84a32eae74c8b7eb8ec018801f5793308c
-
SSDEEP
3072:cG+du2wCAdhvSy8Lqdq0NITnrdILP1ihk6kvtfGq0ev3U5WNlEez:xlV5SyPqqgnrdIurkR10efUKl9
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource SearchFilterHost.exe
Files
-
SearchFilterHost.exe.exe windows x86
5ca6a4101092874d62a3dde80f619f69
Headers
DLL Characteristics
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_32BIT_MACHINE
Imports
msvcrt
??1exception@@UAE@XZ
_purecall
??0exception@@QAE@ABV0@@Z
_wtoi64
_wtoi
_vsnprintf_s
free
malloc
wcsncpy_s
_wcsicmp
_wcsnicmp
??0exception@@QAE@XZ
??0exception@@QAE@ABQBD@Z
__CxxFrameHandler3
wcsncmp
toupper
?what@exception@@UBEPBDXZ
_CxxThrowException
memcpy
memmove
_XcptFilter
__p__commode
_amsg_exit
__wgetmainargs
__set_app_type
exit
_exit
_cexit
__p__fmode
__setusermatherr
_initterm
_except_handler4_common
bsearch
_errno
memcpy_s
memcmp
_controlfp
??1type_info@@UAE@XZ
_onexit
_vsnwprintf
__dllonexit
strerror
_unlock
??0exception@@QAE@ABQBDH@Z
_lock
?terminate@@YAXXZ
realloc
_itow_s
memset
api-ms-win-eventing-provider-l1-1-0
EventProviderEnabled
EventRegister
EventWriteTransfer
EventSetInformation
EventActivityIdControl
EventUnregister
api-ms-win-security-base-l1-1-0
InitializeSecurityDescriptor
InitializeAcl
AddAce
CopySid
SetSecurityDescriptorDacl
AddAccessAllowedAce
GetAce
SetSecurityDescriptorOwner
IsValidSid
SetSecurityDescriptorGroup
GetTokenInformation
GetLengthSid
GetAclInformation
CreateWellKnownSid
oleaut32
VarUI4FromStr
api-ms-win-core-libraryloader-l1-2-0
GetProcAddress
GetModuleHandleW
GetModuleHandleExW
GetModuleFileNameA
FreeLibrary
FindResourceExW
LoadLibraryExW
GetModuleFileNameW
LoadResource
LoadStringW
SizeofResource
api-ms-win-core-windowserrorreporting-l1-1-0
WerSetFlags
api-ms-win-security-lsalookup-l2-1-0
LookupAccountSidW
LookupAccountNameW
api-ms-win-core-com-l1-1-0
CoCreateInstance
CoUninitialize
PropVariantCopy
PropVariantClear
CoTaskMemAlloc
CoTaskMemFree
CoMarshalInterface
CoInitializeEx
StringFromCLSID
CoTaskMemRealloc
CoReleaseMarshalData
CoInitializeSecurity
CoGetMarshalSizeMax
CreateStreamOnHGlobal
api-ms-win-core-synch-l1-2-0
InitOnceComplete
InitOnceBeginInitialize
SleepConditionVariableSRW
Sleep
WakeAllConditionVariable
InitOnceExecuteOnce
api-ms-win-core-synch-l1-1-0
InitializeCriticalSection
LeaveCriticalSection
CreateSemaphoreExW
DeleteCriticalSection
EnterCriticalSection
WaitForSingleObject
OpenEventW
ReleaseSemaphore
OpenSemaphoreW
WaitForSingleObjectEx
ReleaseMutex
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
CreateMutexExW
SetEvent
api-ms-win-core-heap-l1-1-0
HeapAlloc
GetProcessHeap
HeapFree
HeapSetInformation
api-ms-win-core-errorhandling-l1-1-0
UnhandledExceptionFilter
RaiseException
SetLastError
SetUnhandledExceptionFilter
SetErrorMode
GetLastError
api-ms-win-core-handle-l1-1-0
GetHandleInformation
CloseHandle
api-ms-win-core-processthreads-l1-1-0
OpenThreadToken
GetProcessTimes
GetCurrentThreadId
GetCurrentThread
OpenProcessToken
GetCurrentProcess
GetCurrentProcessId
SetPriorityClass
TerminateProcess
api-ms-win-core-registry-l1-1-0
RegEnumValueW
RegQueryInfoKeyW
RegDeleteKeyExW
RegDeleteValueW
RegOpenKeyExW
RegSetValueExW
RegQueryValueExW
RegGetValueW
RegEnumKeyExW
RegCreateKeyExW
RegCloseKey
api-ms-win-core-synch-l1-2-1
WaitForMultipleObjects
api-ms-win-core-string-l2-1-0
CharNextW
api-ms-win-core-memory-l1-1-0
MapViewOfFile
CreateFileMappingW
UnmapViewOfFile
api-ms-win-core-processthreads-l1-1-1
GetThreadTimes
SetProcessMitigationPolicy
api-ms-win-core-string-l1-1-0
WideCharToMultiByte
CompareStringOrdinal
MultiByteToWideChar
api-ms-win-core-localization-l1-2-0
FormatMessageW
GetLocaleInfoW
api-ms-win-core-debug-l1-1-0
IsDebuggerPresent
DebugBreak
OutputDebugStringA
OutputDebugStringW
api-ms-win-core-heap-l2-1-0
GlobalFree
LocalAlloc
GlobalAlloc
api-ms-win-core-heap-obsolete-l1-1-0
GlobalUnlock
GlobalLock
api-ms-win-core-string-obsolete-l1-1-0
lstrcmpiW
api-ms-win-core-processenvironment-l1-1-0
ExpandEnvironmentStringsW
SearchPathW
api-ms-win-core-localization-obsolete-l1-2-0
GetSystemDefaultUILanguage
GetUserDefaultUILanguage
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
api-ms-win-core-sysinfo-l1-1-0
GetVersionExW
GetSystemTimeAsFileTime
GetTickCount
api-ms-win-core-apiquery-l1-1-0
ApiSetQueryApiSetPresence
tquery
ciDelete
ciNewNoThrow
api-ms-win-core-timezone-l1-1-0
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
api-ms-win-core-datetime-l1-1-0
GetTimeFormatW
ntdll
RtlGetPersistedStateLocation
RtlIsStateSeparationEnabled
RtlNtStatusToDosError
api-ms-win-core-file-l1-1-0
CreateFileW
api-ms-win-core-delayload-l1-1-1
ResolveDelayLoadedAPI
api-ms-win-core-delayload-l1-1-0
DelayLoadFailureHook
Sections
.text Size: 104KB - Virtual size: 103KB
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: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.didat Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 85KB - Virtual size: 85KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ