Static task
static1
Behavioral task
behavioral1
Sample
RdpSaUacHelper.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
RdpSaUacHelper.exe
Resource
win10v2004-20230915-en
General
-
Target
RdpSaUacHelper.exe
-
Size
27KB
-
MD5
c7a9c48024d18e6631cf2aaa787ed2a2
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SHA1
4f48164e97db9c492aa07a4272c47a9b7d3fee9e
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SHA256
cfca756bd7fc0101d4e942e11b080176594999b1c38628015a459c1de695bbe9
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SHA512
5094163b0cc016a0f2c528cdfc045bacd6ab4e59d00dbc96ada3b5d0c1348ea0daf5ab16181d97ea991dff16961279e412515dd0f96184c463ab90aa8b71745e
-
SSDEEP
768:vqkWhWBPbF7QQWWKmk2sBEJU3Gc3kZuI3kw:yThcR7QQ5C3UtZuI3b
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource RdpSaUacHelper.exe
Files
-
RdpSaUacHelper.exe.exe windows:10 windows x86
dd221b2d98625b12deed17280c43d2c3
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
advapi32
TraceMessage
GetTraceLoggerHandle
GetTraceEnableLevel
GetTraceEnableFlags
RegisterTraceGuidsW
UnregisterTraceGuids
CryptAcquireContextW
CryptGenRandom
CryptReleaseContext
RegDeleteKeyValueW
RegSetKeyValueW
OpenProcessToken
AdjustTokenPrivileges
InitializeSecurityDescriptor
GetTokenInformation
SetSecurityDescriptorOwner
SetSecurityDescriptorGroup
InitializeAcl
SetSecurityDescriptorDacl
StartServiceW
CreateWellKnownSid
OpenSCManagerW
CloseServiceHandle
QueryServiceStatus
EventUnregister
OpenServiceW
kernel32
UnmapViewOfFile
WaitForMultipleObjects
WaitForSingleObject
GetCurrentProcess
LocalAlloc
LocalFree
SetProcessMitigationPolicy
HeapSetInformation
GetCommandLineW
MapViewOfFile
CreateFileMappingW
SetEvent
OpenEventW
ProcessIdToSessionId
GetCurrentProcessId
QueryFullProcessImageNameW
OpenProcess
CloseHandle
GetModuleHandleExA
GetProcAddress
FreeLibrary
GetLastError
CreateEventW
DuplicateHandle
DelayLoadFailureHook
ResolveDelayLoadedAPI
msvcrt
_wcsicmp
_vsnwprintf
_XcptFilter
__p__commode
_except_handler4_common
_controlfp
?terminate@@YAXXZ
_onexit
__dllonexit
_unlock
_lock
_wcmdln
_initterm
__setusermatherr
__p__fmode
_cexit
_exit
exit
__set_app_type
__wgetmainargs
_amsg_exit
memset
ntdll
EtwEventRegister
EtwEventUnregister
api-ms-win-core-com-l1-1-0
CoInitializeEx
CoInitializeSecurity
CoSetProxyBlanket
StringFromCLSID
CoTaskMemFree
CoUninitialize
oleaut32
SysFreeString
SysAllocStringByteLen
api-ms-win-core-synch-l1-2-0
Sleep
api-ms-win-core-processthreads-l1-1-0
GetCurrentThreadId
TerminateProcess
GetStartupInfoW
api-ms-win-core-errorhandling-l1-1-0
UnhandledExceptionFilter
SetUnhandledExceptionFilter
api-ms-win-core-libraryloader-l1-2-0
GetModuleHandleW
api-ms-win-core-profile-l1-1-0
QueryPerformanceCounter
api-ms-win-core-sysinfo-l1-1-0
GetTickCount
GetSystemTimeAsFileTime
rpcrt4
RpcStringBindingComposeW
RpcBindingSetAuthInfoExW
RpcStringFreeW
RpcBindingFromStringBindingW
NdrClientCall2
RpcBindingFree
I_RpcExceptionFilter
winsta
WinStationGetAllProcesses
WinStationFreeGAPMemory
api-ms-win-core-path-l1-1-0
PathCchCombine
Sections
.text Size: 17KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 11KB
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
.didat Size: 512B - Virtual size: 20B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ