Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

6.3.9600.16384 (winblue_rtm.130821-1623) 0.37%
6.3.9600.16384 (winblue_rtm.130821-1623) 0.12%
6.2.9200.16384 (win8_rtm.120725-1247) 0.99%
6.1.7600.16385 (win7_rtm.090713-1255) 17.60%
6.1.7600.16385 (win7_rtm.090713-1255) 12.64%
6.1.7600.16385 (win7_rtm.090713-1255) 5.33%
6.1.7600.16385 (win7_rtm.090713-1255) 1.49%
6.0.6000.16386 (vista_rtm.061101-2205) 2.11%
6.0.6000.16386 (vista_rtm.061101-2205) 0.87%
6.0.6000.16386 (vista_rtm.061101-2205) 14.62%
6.0.6000.16386 (vista_rtm.061101-2205) 0.37%
6.0.6000.16386 (vista_rtm.061101-2205) 0.74%
6.0.6000.16386 (vista_rtm.061101-2205) 0.12%
5.2.3790.3959 (srv03_sp2_rtm.070216-1710) 0.25%
5.1.2600.5512 (xpsp.080413-0852) 26.02%
5.1.2600.5512 (xpsp.080413-0852) 1.98%
5.1.2600.5512 (xpsp.080413-0852) 1.49%
5.1.2600.5512 (xpsp.080413-0852) 0.25%
5.1.2600.5512 (xpsp.080413-0852) 1.24%
5.1.2600.5512 (xpsp.080413-0852) 0.12%
5.1.2600.5512 (xpsp.080413-0852) 0.12%
5.1.2600.5512 (xpsp.080413-0852) 0.99%
5.1.2600.5512 (xpsp.080413-0852) 0.25%
5.1.2600.5512 (xpsp.080413-0852) 0.12%
5.1.2600.5512 (xpsp.080413-0852) 0.50%
View more

PE structurePE file structure
Show functions
Import table
advapi32.dll
RegQueryValueExA, RegOpenKeyExA, LsaClose, LsaFreeMemory, LsaRetrievePrivateData, LsaNtStatusToWinError, LsaOpenPolicy, LsaStorePrivateData, LookupAccountSidA, CredWriteA, RegEnumKeyExW, CopySid, GetTokenInformation, CredDeleteA, CheckTokenMembership, AllocateAndInitializeSid, FreeSid, RegisterServiceCtrlHandlerExA, SetServiceStatus, OpenThreadToken, RevertToSelf, EqualSid, ConvertStringSecurityDescriptorToSecurityDescriptorW, OpenSCManagerW, OpenServiceA, QueryServiceStatus, CloseServiceHandle, RegDeleteKeyW, RegCreateKeyExW, RegDeleteValueW, CreateProcessAsUserW, RegOpenKeyExW, RegSetValueExW, RegOpenKeyW, RegQueryInfoKeyW, RegQueryValueExW, SetThreadToken, OpenProcessToken, DuplicateToken, RegDeleteValueA, GetSidLengthRequired, InitializeSid, GetSidSubAuthority, GetLengthSid, InitializeAcl, AddAccessAllowedAce, InitializeSecurityDescriptor, SetSecurityDescriptorDacl, SetSecurityDescriptorOwner, SetSecurityDescriptorGroup, RegCloseKey
crypt32.dll
CertFindChainInStore, CertCloseStore, CertOpenStore, CryptProtectData, CryptUnprotectData, CertEnumCertificatesInStore, CertFreeCertificateContext
cryptdll.dll
MD5Final, MD5Update, MD5Init
devobj.dll
DevObjOpenClassRegKey
eappprxy.dll
EapHostPeerInitialize, EapHostPeerUninitialize
fwpuclnt.dll
WfpFillIpsecProposal, FwpmEngineClose0, WfpFilterListIpsecTransportV6Create, WfpClearIpsecProposal, FwpmFilterAdd0, WfpFillIkeProposal, FwpmEngineOpen0, FwpmTransactionBegin0, IPsecSaDestroyEnumHandle0, IPsecSaEnum0, IPsecSaCreateEnumHandle0, FwpmTransactionAbort0, FwpmTransactionCommit0, WfpFilterListDestroy, FwpmProviderContextAdd0, FwpmProviderContextDeleteByKey0, FwpmFilterDeleteByKey0, FwpmFreeMemory0, WfpGetV4TransportSaSelectors, IPsecSaInitiateAsync0, WfpFilterListIpsecTransportV4Create
gdi32.dll
DeviceCapabilitiesExA
iphlpapi.dll
ConvertInterfaceLuidToIndex, GetSessionCompartmentId, ConvertGuidToStringW, SetSessionCompartmentId, GetAdaptersAddresses, ConvertInterfaceLuidToGuid, ConvertInterfaceIndexToLuid
kernel32.dll
ExpandEnvironmentStringsA, GetOverlappedResult, GetQueuedCompletionStatus, GetTickCount, lstrlenW, QueueUserWorkItem, GetExitCodeProcess, Sleep, QueueUserAPC, InterlockedCompareExchange, QueryPerformanceCounter, GetCurrentThreadId, GetSystemTimeAsFileTime, TerminateProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, CreateIoCompletionPort, SetConsoleCtrlHandler, DeleteCriticalSection, InterlockedExchange, GetProcessHeap, HeapAlloc, DeviceIoControl, EnterCriticalSection, LeaveCriticalSection, LoadLibraryA, GetProcAddress, FreeLibrary, PostQueuedCompletionStatus, DisableThreadLibraryCalls, LocalAlloc, LocalFree, SetEvent, GetCurrentProcessId, GetCurrentProcess, OpenProcess, DuplicateHandle, CloseHandle, GetLastError, GetCurrentThread, GetModuleHandleA, HeapFree, WideCharToMultiByte, GetSystemDirectoryW, SetLastError, CreateFileW, LoadLibraryW, GlobalAlloc, GlobalFree, lstrcmpiW, MultiByteToWideChar, InitializeCriticalSection, CreateFileA, CreateEventA, InterlockedIncrement, InterlockedDecrement, PowerCreateRequest, GetModuleHandleExA, CreateThread, WaitForSingleObject, RegDeleteKeyExW, RegEnumKeyExW, RegCreateKeyExW, LoadLibraryExA, DelayLoadFailureHook, PowerSetRequest, PowerClearRequest, WaitForMultipleObjectsEx, FreeLibraryAndExitThread, ProcessIdToSessionId, ResetEvent, ReleaseSemaphore
msvcrt.dll
DllMain
nsi.dll
NsiSetAllParameters, NsiFreeTable, NsiAllocateAndGetTable, NsiGetParameter, NsiGetAllParametersEx, NsiEnumerateObjectsAllParametersEx, NsiSetAllParametersEx, NsiGetParameterEx
ntdll.dll
RtlAnsiStringToUnicodeString, RtlIpv6StringToAddressA, NtQueryInformationProcess, RtlIpv4StringToAddressW, RtlIpv6StringToAddressW, RtlQueueWorkItem, NtSetInformationThread, RtlInitString, RtlInitUnicodeString, DbgPrint, RtlIpv6AddressToStringA, NtClose, NtOpenThreadToken, RtlConvertSidToUnicodeString, RtlNtStatusToDosError, RtlInitAnsiString, EtwGetTraceEnableFlags, EtwGetTraceEnableLevel, EtwGetTraceLoggerHandle, RtlInitializeSid, RtlLengthRequiredSid, EtwTraceMessage, RtlSetDaclSecurityDescriptor, RtlSetGroupSecurityDescriptor, RtlSetOwnerSecurityDescriptor, RtlCreateSecurityDescriptor, RtlAbsoluteToSelfRelativeSD, RtlCreateAcl, WinSqmSetDWORD, WinSqmAddToStream, EtwRegisterTraceGuidsW, EtwUnregisterTraceGuids, RtlIpv4AddressToStringA
ole32.dll
CoUninitialize, CoInitializeEx, CoCreateInstance
rpcrt4.dll
RpcImpersonateClient, RpcRevertToSelf, RpcServerInqCallAttributesW, RpcServerUseProtseqEpW, RpcServerRegisterIfEx, I_RpcExceptionFilter, UuidCreate, UuidIsNil, NdrServerCall2, RpcServerRegisterAuthInfoW, I_RpcMapWin32Status, RpcServerUnregisterIf, RpcStringFreeW, RpcServerInqDefaultPrincNameW, I_RpcBindingIsClientLocal, RpcStringFreeA, UuidToStringA
rtutils.dll
TraceRegisterExA, RouterLogDeregisterA, RouterLogRegisterA, RouterLogEventA, RouterLogEventStringW, RouterLogEventStringA, TraceDeregisterA, TraceVprintfExA, RouterLogEventW, TracePrintfExA, RouterLogDeregisterW, RouterLogRegisterW
secur32.dll
LsaCallAuthenticationPackage, LsaRegisterLogonProcess, LsaLookupAuthenticationPackage, LsaDeregisterLogonProcess, LsaFreeReturnBuffer
sens.dll
SensNotifyRasEvent
setupapi.dll
SetupDiOpenClassRegKey
slc.dll
SLGetWindowsInformationDWORD
user32.dll
CharNextW, CharPrevW
userenv.dll
CreateEnvironmentBlock, DestroyEnvironmentBlock
winnsi.dll
NsiRpcDeregisterChangeNotification, NsiDisconnectFromServer, NsiConnectToServer, NsiRpcRegisterChangeNotification
wtsapi32.dll
WTSQueryUserToken, WTSQuerySessionInformationA, WTSFreeMemory
Export table
_RasmanEngine
_RasmanInit
ServiceMain
ServiceRequestInProcess
SetEntryDialParams

rasmans.dll

Remote Access Connection Manager by Microsoft

Remove rasmans.dll
Version:   5.1.2600.3311 (xpsp.080211-1047)
MD5:   67872be9182b9ff39b2759e91eac5d06
SHA1:   521b743af616a1ce397f4d1184dfa36311ad668c
This is a Windows system installed file with Windows File Protection (WFP) enabled.

Overview

rasmans.dll is loaded as dynamic link library that runs in the context of a process. The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). This version is installed on Windows XP.

DetailsDetails

File name:rasmans.dll
Publisher:Microsoft Corporation
Product name:Remote Access Connection Manager
Description:Microsoft® Windows® Operating System
Typical file path:C:\Windows\System32\rasmans.dll
Original name:Rasmans.dll.mui
File version:5.1.2600.3311 (xpsp.080211-1047)
Product version:5.1.2600.3311
Size:182 KB (186,368 bytes)
Build date:2/12/2008 1:27 AM
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

BehaviorsBehaviors

Hosted services
Runs as a shared service under the Windows svcHost
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'
  • Shared name is 'RasMan'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 43.00%
Windows 7 Ultimate 31.50%
Windows 7 Professional 10.50%
Windows Vista Home Premium 6.00%
Windows 7 Home Basic 4.50%
Windows 7 Starter 1.50%
Windows Vista Ultimate 1.50%
Windows Vista Business 0.50%
Windows Vista™ Home Premium 0.50%
Windows 7 Ultimate N 0.50%

Distribution by countryDistribution by country

United States installs about 29.23% of Remote Access Connection Manager.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Hewlett-Packard 23.41%
Dell 20.49%
Acer 17.56%
Toshiba 12.68%
Lenovo 6.83%
ASUS 5.85%
Gateway 3.90%
Sony 2.93%
Intel 1.95%
Samsung 1.46%
GIGABYTE 0.98%
American Megatrends 0.98%
Medion 0.98%
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