MS Exchange warning relating to Besadmin account
 

Does anyone know what this means or how to end these warnings on our Exchange server?

Exchange 2000 sp3
Users spread across 3 mail servers.
Running to BES boxes - v3.6.6.5 & 4.0.3.11


Below Warning forwarded by our Exchange Admin

BLOCKED FILE ALERT
A file has been blocked due to the 'Default action' rule. Contact you Exchange Administrator for further information.

Context: 'Mail2Error.doc'
Disallowed due to blacklisted format

Object Server: Microsoft Exchange

Object Type: Microsoft Exchange Database

Object Name: /DC=LOCAL/DC=CORP/CN=CONFIGURATION/CN=SERVICES/CN=MICROSOFT EXCHANGE/CN=SHI/CN=ADMINISTRATIVE GROUPS/CN=CORP/CN=SERVERS/CN=MAIL2

New Handle ID: 0

Operation ID: {0,36564364}

Process ID: 3672

Primary User Name: MAIL2$

Primary Domain: CORP

Primary Logon ID: (0x0,0x3E7)

Client User Name: BESAdmin

Client Domain: CORP

Client Logon ID: (0x0,0x11F515C)

Accesses Unknown specific access (bit 8)



Privileges -



Properties:

Unknown specific access (bit 5)

Unknown specific access (bit 9)

%{cfc7978e-afe6-11d2-aa04-00c04f8eedd8}

Unknown specific access (bit 1)

Unknown specific access (bit 4)

%{d74a8762-22b9-11d3-aa62-00c04f8eedd8}

ACCESS_SYS_SEC

%{d74a8774-2289-11d3-aa62-00c04f8eedd8}

Unknown specific access (bit 2)

%{cf899a6a-afe6-11d2-aa04-00c04f8eedd8}

Unknown specific access (bit 5)

Unknown specific access (bit 9)

%{cffe6da4-afe6-11d2-aa04-00c04f8eedd8}

WRITE_DAC

SYNCHRONIZE

Unknown specific access (bit 9)

Unknown specific access (bit 11)

%{d03a086e-afe6-11d2-aa04-00c04f8eedd8}

DELETE

READ_CONTROL

WRITE_DAC

WRITE_OWNER

Unknown specific access (bit 0)

Unknown specific access (bit 1)

Unknown specific access (bit 2)

Unknown specific access (bit 3)

Unknown specific access (bit 4)

Unknown specific access (bit 5)

%{d0780592-afe6-11d2-aa04-00c04f8eedd8}

%{d74a8769-22b9-11d3-aa62-00c04f8eedd8}

SYNCHRONIZE

MAX_ALLOWED

%{d74a876f-22b9-11d3-aa62-00c04f8eedd8}