source

Event fields used to define/normalize the source (client) in a network connection event.

Attributes

Name

Type

Description

Sample Value

src_bytes

integer

The number of bytes sent from the source to the destination for the connection or session.

100

src_domain_hostname

string

The source server, host, hostname, domain, or domain name. Some examples, would include the TLS server name, HTTP Host, DNS Query Name, etc. For information on how to define and use this field refer to the documentation here

www.google.com

src_dvc_action

string

If reported by an intermediary device such as a firewall, the action taken by device.

allow

src_dvc_domain

string

Name of the domain the device is part of.

hunt.wardog.com

src_dvc_fqdn

string

The fully qualified domain name of the host

WKHR001.hunt.wardog.com

src_dvc_hostname

string

The host name from which the event/log came from. There may be multiple host names in an event (i.e. syslog could have forwarder host name), this field is to be the most true log host name (i.e. NOT the forwarders name).

bobs.uncle-pc

src_dvc_inbound_interface

string

If reported by an intermediary device such as a firewall, the network interface used by it for the connection to the source device

eth0

src_dvc_interface_guid

string

GUID of the network interface which was used for authentication request

{2BB33827-6BB6-48DB-8DE6-DB9E0B9F9C9B}

src_dvc_interface_name

string

the name (description) of the network interface that was used for authentication request. You can get the list of all available network adapters using “ipconfig /all” command

Microsoft Hyper-V Network Adapter

src_dvc_ip_addr

ip

IP address assigned to the device generating the event and/or the IP address in the network packet. This could be used in the context of source, destination, device and even NAT when it is provided by an intermediary NAT device such as a firewall.

192.168.1.2

src_dvc_ip_dhcp_assigned_ip_addr

ip

IP address assigned by the DHCP server.

192.168.1.2

src_dvc_ip_is_ipv6

boolean

If IP address is IP version 6

false

src_dvc_mac_addr

string

MAC address of the device where the event was generated or network interface where a connection starts or ends.

00:11:22:33:44:55

src_dvc_model_name

string

The model name of the device

Samsung Galaxy Note

src_dvc_model_number

string

The model number of the device

10

src_dvc_os

string

The OS of the device

iOS

src_dvc_outbound_interface

string

If reported by an intermediary device such as a firewall, the network interface used by it for the connection to the destination device.

Ethernet 4

src_dvc_type

string

The type of the device

mobile

src_file_accessed_time

date

When the file was last accessed . Also known as atime

2016-11-25 18:21:47

src_file_changed_time

date

When the file was last changed. Also known as ctime

2016-11-25 18:21:47

src_file_company

string

Company name a file belongs to

Microsoft Corporation

src_file_creation_time

date

When the file was created. Also known as crtime

2016-11-25 18:21:47

src_file_description

string

Description of a file

Console Window Host

src_file_directory

string

Directory of file(s). It does not include the file name

C:\users\wardog\

src_file_extension

string

The extension name or type of the file.

exe

src_file_hard_links

integer

Number of hard links

3

src_file_hash_imphash

string

IMPHASH hash of the image/binary/file

2505BD03D7BD285E50CE89CEC02B333B

src_file_hash_md5

string

MD5 hash of the image/binary/file

6A255BEBF3DBCD13585538ED47DBAFD7

src_file_hash_sha1

string

SHA1 hash of the image/binary/file

B0BF5AC2E81BBF597FAD5F349FEEB32CAC449FA2

src_file_hash_sha256

string

SHA256 hash of the image/binary/file

4668BB2223FFB983A5F1273B9E3D9FA2C5CE4A0F1FB18CA5C1B285762020073C

src_file_hash_sha512

string

SHA512 hash of the image/binary/file

1AD1D79F85D8F6A50EA282F63898D652661DAA0C1FD361C22647CABC98A70E8CBCE83200D579D10DD0A3D46BE9496DCDFDDF28B0C5E9709343B032A8796FBECB

src_file_inode

integer

Filesystem inode number

``````

src_file_link_name

string

path of the hard link

C:\Docs\My.exe

src_file_mime_type

string

MIME type name specified for the file

application/msword

src_file_modified_time

date

When the file was last modified. Also known as mtime

2016-11-25 18:21:47

src_file_name

string

name of the file without its full path. This could be a local file or one transmitted over the network.

a.exe

src_file_path

string

full path of a file including the name of the file. This could be a local file or one transmitted over the network.

C:\users\wardog\z.exe

src_file_previous_accessed_time

date

When the file was previously accessed

2016-11-25 18:21:47

src_file_previous_changed_time

date

When the file was previously changed

2016-11-25 18:21:47

src_file_previous_creation_time

date

When the file was previously created

2016-11-25 18:21:47

src_file_previous_modified_time

date

When the file was previously modified

2016-11-25 18:21:47

src_file_previous_name

string

The file’s previous name

cmd.exe

src_file_previous_path

string

The file’s previous path

C:\\Windows\system32\cmd.exe

src_file_product

string

The file’s product name

Microsoft® Windows® Operating System

src_file_size

integer

Size of the file, in bytes.

45

src_file_symlink

integer

1 if the path is a symlink, otherwise 0

0

src_file_symlink_name

string

path of the symlink

C:\Docs\My.exe

src_file_system_block_size

integer

Block size of filesystem

``````

src_file_system_type

string

The file system type, ex: fat32, ntfs, vmfs, ext3, ext4, xfs

ntfs

src_file_version

string

file version. i.e. image loaded version

10.0.16299.15 (WinBuild.160101.0800)

src_geo_city

string

The city associated to the IP address in the network session.

San Miguel

src_geo_continent

string

The continent associated with the IP address in the network session.

South America

src_geo_country

string

The country associated with the IP address in the network session.

Peru

src_geo_country_capital

string

The capital of the country associated with the IP address in the network session.

Lima

src_geo_country_code

string

51

Country code

src_geo_latitude

string

The latitude of the geographical coordinate associated with the IP address in the network session.

38.8951

src_geo_longitude

string

The longitude of the geographical coordinate associated with the IP address in the network session.

-77.0364

src_geo_region

string

The region within a country associated with the IP address in the network session.

East US

src_interface_guid

string

GUID of the network interface which was used for authentication request (if applicable). Most of the time you would use the interface_name field for the uid.

7C202E90-2FBE-4275-AB0E-9BF67E04BEDF

src_interface_name

string

The network interface used for the connection or session by the source device.

eth02

src_ip_addr

ip

IP address assigned to the device generating the event and/or the IP address in the network packet. This could be used in the context of source, destination, device and even NAT when it is provided by an intermediary NAT device such as a firewall.

192.168.1.2

src_ip_dhcp_assigned_ip_addr

ip

IP address assigned by the DHCP server.

192.168.1.2

src_ip_is_ipv6

boolean

If IP address is IP version 6

false

src_mac_addr

string

MAC address of the device where the event was generated or network interface where a connection starts or ends.

00:11:22:33:44:55

src_mime_type

string

Source MIME type as seen in (layer 7) application layer details or as defined by an application scanner such as an anti-virus/EDR. For HTTP this is usually from the server’s “Content-Type” header. https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/MIME_types/Complete_list_of_MIME_types

application/pdf

src_packets

integer

The number of packets sent from the source to the destination for the connection or session. The meaning of a packet is defined by the reporting device.

5

src_port_name

string

Name of the port used in a network connection. This is usually determined by IANA common port assignment. Therefore, this means its a guess and NOT actually what the application/ is what the actually.

netbios-dgm

src_port_number

integer

Port number used in a network connection. This could be used in the context of source, destination and even NAT when it is provided by an intermediary NAT device such as a firewall.

138

src_process_call_trace

string

Stack trace of where open process is called

C:\WINDOWS\SYSTEM32\ntdll.dll+a0344 | C:\WINDOWS\System32\KERNELBASE.dll+64794| c:\windows\system32\lsm.dll+10e93| c:\windows\system32\lsm.dll+f9ea| C:\WINDOWS\System32\RPCRT4.dll+76d23| C:\WINDOWS\System32\RPCRT4.dll+d9390| C:\WINDOWS\System32\RPCRT4.dll+a81c| C:\WINDOWS\System32\RPCRT4.dll+273b4| C:\WINDOWS\System32\RPCRT4.dll+2654e| C:\WINDOWS\System32\RPCRT4.dll+26cfb| C:\WINDOWS\System32\RPCRT4.dll+3083f| C:\WINDOWS\System32\RPCRT4.dll+313a6| C:\WINDOWS\System32\RPCRT4.dll+2d12e| C:\WINDOWS\System32\RPCRT4.dll+2e853| C:\WINDOWS\System32\RPCRT4.dll+5cc68| C:\WINDOWS\SYSTEM32\ntdll.dll+365ce| C:\WINDOWS\SYSTEM32\ntdll.dll+34b46| C:\WINDOWS\System32\KERNEL32.DLL+11fe4| C:\WINDOWS\SYSTEM32\ntdll.dll+6efc1

src_process_command_line

string

Command arguments that were were executed by the process in the endpoint.

C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1

src_process_company

string

Company name metadata of the Image file

Microsoft Corporation

src_process_current_directory

string

The full path to the current directory for the process. The string can also specify a UNC path.

C:\Users\Panda\Test

src_process_file_description

string

Description of the Image file

Console Window Host

src_process_file_name

string

Name of the Image file or executable file used to define the initial code and data mapped into the process’ virtual address space. This does not contain the full patth of the Image file.

conhost.exe

src_process_file_path

string

The complete path and name of the Image file or executable file used to define the initial code and data mapped into the process’ virtual address space.

C:\Windows\System32\conhost.exe

src_process_file_product

string

The Image’s file product name

Microsoft Windows Operating System

src_process_file_version

string

Version of the Image file

10.0.16299.15 (WinBuild.160101.0800)

src_process_granted_access

string

granted access code requested/used to open a target process

0x1000

src_process_guid

string

Process global unique identifer used to identify a process across other operating systems. This can be created by group hashing values such as Process Name, Process Id, Process Start Time, Process Path and even Computer Name. Datasets such as Sysmon call this the ProcessGuid. This is similar to the output from the UUIDGEN command.

A98268C1-9C2E-5ACD-0000-0010396CAB00

src_process_hash_imphash

string

IMPHASH hash of the image/binary/file

2505BD03D7BD285E50CE89CEC02B333B

src_process_hash_md5

string

MD5 hash of the image/binary/file

6A255BEBF3DBCD13585538ED47DBAFD7

src_process_hash_sha1

string

SHA1 hash of the image/binary/file

B0BF5AC2E81BBF597FAD5F349FEEB32CAC449FA2

src_process_hash_sha256

string

SHA256 hash of the image/binary/file

4668BB2223FFB983A5F1273B9E3D9FA2C5CE4A0F1FB18CA5C1B285762020073C

src_process_hash_sha512

string

SHA512 hash of the image/binary/file

1AD1D79F85D8F6A50EA282F63898D652661DAA0C1FD361C22647CABC98A70E8CBCE83200D579D10DD0A3D46BE9496DCDFDDF28B0C5E9709343B032A8796FBECB

src_process_id

integer

Process unique identifier used by the current operating system to identify a process.

4756

src_process_injected_address

string

The memory address where the subprocess is injected

0xFFFFBC6422DD9C20

src_process_integrity_level

string

Integrity label assigned to a process

Medium

src_process_is_hidden

boolean

Describes if the process is hidden.

True

src_process_name

string

Name of the process derived from the Image file or executable file used to define the initial code and data mapped into the process’ virtual address space. This does not contain the full patth of the Image file.

conhost.exe

src_process_parent_call_trace

string

Stack trace of where open process is called

C:\WINDOWS\SYSTEM32\ntdll.dll+a0344 | C:\WINDOWS\System32\KERNELBASE.dll+64794| c:\windows\system32\lsm.dll+10e93| c:\windows\system32\lsm.dll+f9ea| C:\WINDOWS\System32\RPCRT4.dll+76d23| C:\WINDOWS\System32\RPCRT4.dll+d9390| C:\WINDOWS\System32\RPCRT4.dll+a81c| C:\WINDOWS\System32\RPCRT4.dll+273b4| C:\WINDOWS\System32\RPCRT4.dll+2654e| C:\WINDOWS\System32\RPCRT4.dll+26cfb| C:\WINDOWS\System32\RPCRT4.dll+3083f| C:\WINDOWS\System32\RPCRT4.dll+313a6| C:\WINDOWS\System32\RPCRT4.dll+2d12e| C:\WINDOWS\System32\RPCRT4.dll+2e853| C:\WINDOWS\System32\RPCRT4.dll+5cc68| C:\WINDOWS\SYSTEM32\ntdll.dll+365ce| C:\WINDOWS\SYSTEM32\ntdll.dll+34b46| C:\WINDOWS\System32\KERNEL32.DLL+11fe4| C:\WINDOWS\SYSTEM32\ntdll.dll+6efc1

src_process_parent_command_line

string

Command arguments that were were executed by the process in the endpoint.

C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1

src_process_parent_company

string

Company name metadata of the Image file

Microsoft Corporation

src_process_parent_current_directory

string

The full path to the current directory for the process. The string can also specify a UNC path.

C:\Users\Panda\Test

src_process_parent_file_description

string

Description of the Image file

Console Window Host

src_process_parent_file_name

string

Name of the Image file or executable file used to define the initial code and data mapped into the process’ virtual address space. This does not contain the full patth of the Image file.

conhost.exe

src_process_parent_file_path

string

The complete path and name of the Image file or executable file used to define the initial code and data mapped into the process’ virtual address space.

C:\Windows\System32\conhost.exe

src_process_parent_file_product

string

The Image’s file product name

Microsoft Windows Operating System

src_process_parent_file_version

string

Version of the Image file

10.0.16299.15 (WinBuild.160101.0800)

src_process_parent_granted_access

string

granted access code requested/used to open a target process

0x1000

src_process_parent_guid

string

Process global unique identifer used to identify a process across other operating systems. This can be created by group hashing values such as Process Name, Process Id, Process Start Time, Process Path and even Computer Name. Datasets such as Sysmon call this the ProcessGuid. This is similar to the output from the UUIDGEN command.

A98268C1-9C2E-5ACD-0000-0010396CAB00

src_process_parent_hash_imphash

string

IMPHASH hash of the image/binary/file

2505BD03D7BD285E50CE89CEC02B333B

src_process_parent_hash_md5

string

MD5 hash of the image/binary/file

6A255BEBF3DBCD13585538ED47DBAFD7

src_process_parent_hash_sha1

string

SHA1 hash of the image/binary/file

B0BF5AC2E81BBF597FAD5F349FEEB32CAC449FA2

src_process_parent_hash_sha256

string

SHA256 hash of the image/binary/file

4668BB2223FFB983A5F1273B9E3D9FA2C5CE4A0F1FB18CA5C1B285762020073C

src_process_parent_hash_sha512

string

SHA512 hash of the image/binary/file

1AD1D79F85D8F6A50EA282F63898D652661DAA0C1FD361C22647CABC98A70E8CBCE83200D579D10DD0A3D46BE9496DCDFDDF28B0C5E9709343B032A8796FBECB

src_process_parent_id

integer

Process unique identifier used by the current operating system to identify a process.

4756

src_process_parent_injected_address

string

The memory address where the subprocess is injected

0xFFFFBC6422DD9C20

src_process_parent_integrity_level

string

Integrity label assigned to a process

Medium

src_process_parent_is_hidden

boolean

Describes if the process is hidden.

True

src_process_parent_name

string

Name of the process derived from the Image file or executable file used to define the initial code and data mapped into the process’ virtual address space. This does not contain the full patth of the Image file.

conhost.exe

src_resource_group

string

The ID of the group to which the source device belongs in a network connection. This might be an AWS account, or an Azure subscription or Resource Group

DatabaseVMs

src_resource_id

string

The resource Id of the source device in a network connection

/subscriptions/33333333-8888-4444-a115-aaaaaaaaaaaa/resourcegroups/shokobo/providers/microsoft.compute/virtualmachines/sysmachine2

src_user_aadid

string

The User Azure AD ID of the identity associated with a cloud network session. It applies to source and destination entities.

5e8b0f4d-2cd4-4e17-9467-b0f6a5c0c4d0

src_user_cred_type

string

types of credentials which were presented for delegation

%%8098

src_user_domain

string

The domain or computer name associated to the user in a session. In active directory, this would be the name of the domain the user belongs to.

CONTOSO

src_user_identity

string

User Principal Name (UPN) or another type of account identifier for which 802.1x authentication request was made.

host/XXXXXXXX.redmond.corp.microsoft.com

src_user_linked_logon_id

integer

A hexadecimal value of the paired logon session.

0x0

src_user_logon_authentication_lan_package_name

string

The name of the LAN Manager sub-package (NTLM-family protocol name) that was used during logon. Possible values are: NTLM V1, NTLM V2, LM. Only populated if Authentication Package = NTLM.

-

src_user_logon_authentication_package_name

string

The name of the authentication package which was used for the logon authentication process. Default packages loaded on LSA startup are located in “HKLM\SYSTEM\CurrentControlSet\Control\Lsa\OSConfig” registry key. Other packages can be loaded at runtime. When a new package is loaded a “4610: An authentication package has been loaded by the Local Security Authority” (typically for NTLM) or “4622: A security package has been loaded by the Local Security Authority” (typically for Kerberos) event is logged to indicate that a new package has been loaded along with the package name.

Negotiate

src_user_logon_device_claims

string

list of device claims for new logon session

-

src_user_logon_elevated_token

string

a “Yes” or “No” flag. If “Yes” then the session this event represents is elevated and has administrator privileges.

%%1842

src_user_logon_guid

string

a GUID that can help you correlate this event with another event that can contain the same Logon GUID, “4769(S, F): A Kerberos service ticket was requested event on a domain controller. It also can be used for correlation between a 4624 event and several other events (on the same computer) that can contain the same Logon GUID, “4648(S): A logon was attempted using explicit credentials” and “4964(S): Special groups have been assigned to a new logon.”

{00000000-0000-0000-0000-000000000000}

src_user_logon_id

integer

hexadecimal value that can help you correlate this event with recent events that might contain the same Logon ID

0x8dcdc

src_user_logon_impersonation_level

string

Impersonation level

%%1833

src_user_logon_key_length

integer

the length of NTLM Session Security key. Typically it has 128 bit or 56 bit length. This parameter is always 0 if “Authentication Package” = “Kerberos”, because it is not applicable for Kerberos protocol. This field will also have “0” value if Kerberos was negotiated using Negotiate authentication package.

0

src_user_logon_process_name

string

The name of the trusted logon process that was used for the logon. See event “4611: A trusted logon process has been registered with the Local Security Authority” description for more information.

User32

src_user_logon_restricted_admin_mode

string

Only populated for RemoteInteractive logon type sessions. This is a Yes/No flag indicating if the credentials provided were passed using Restricted Admin mode. Restricted Admin mode was added in Win8.1/2012R2 but this flag was added to the event in Win10. If not a RemoteInteractive logon, then this will be “-” string.

-

src_user_logon_transmitted_services

string

the list of transmitted services. Transmitted services are populated if the logon was a result of a S4U (Service For User) logon process. S4U is a Microsoft extension to the Kerberos Protocol to allow an application service to obtain a Kerberos service ticket on behalf of a user - most commonly done by a front-end website to access an internal resource on behalf of a user.

-

src_user_logon_type

integer

the type of logon which was performed

2

src_user_logon_user_claims

string

list of user claims for new logon session. This field contains user claims if user account was logged in and device claims if computer account was logged in

ad://ext/cn:88d2b96fdb2b4c49 <%%1818> : "dadmin" ad://ext/Department:88d16a8edaa8c66b <%%1818> : "IT"

src_user_logon_user_linked_id

integer

A hexadecimal value of the paired logon session. If there is no other logon session associated with this logon session, then the value is “0x0”.

0x0

src_user_logon_virtual_account

string

a “Yes” or “No” flag, which indicates if the account is a virtual account (e.g., “Managed Service Account”), which was introduced in Windows 7 and Windows Server 2008 R2 to provide the ability to identify the account that a given Service uses, instead of just using “NetworkService”.

%%1843

src_user_name

string

Name of the user associated with the main event (i.e. Network session). There could be a sense of direction depending how it is used together with other entities (i.e. src_user_name or dst_user_name)

wardog

src_user_network_account_domain

string

Domain for the user that will be used for outbound (network) connections.

-

src_user_network_account_name

string

User name used for outbound (network) connections

-

src_user_password

string

User password if seen in the request. Commonly seen in network logs and authentication proxy/logs.

bobspassword

src_user_reporter_domain

string

domain name of the user that reported the main event

WORKGROUP

src_user_reporter_id

integer

unique identifier of the user that reported the main event

0x3e7

src_user_reporter_name

string

the name of the account that reported information about the main event

WIN-GG82ULGC9GO$

src_user_reporter_sid

string

SID of account that reported information about the main event

S-1-5-18

src_user_security_package

string

the name of Security Package used during an authentication event.

CREDSSP

src_user_session_id

integer

ID of the session the user belongs to.

1

src_user_sid

string

Security identifier of the user. Typically, the identity used to authenticate a server.

S-1-5-21-1377283216-344919071-3415362939-500

src_user_sid_list

string

the list of special group SIDs, which New Logon\Security ID is a member of.

{S-1-5-21-3457937927-2839227994-823803824-512}

src_user_upn

string

In Active Directory, the User Principal Name (UPN) attribute is a user identifier for logging in, separate from a Windows domain login.

dadmin@contoso

src_vlan_id

integer

The Source VLAN ID if it can be determined. Most commonly if from a firewall/switch/router then it can be determined

100

src_vlan_name

string

The Source VLAN Name. Most commonly if from a firewall/switch/router then it can be determined

management

src_zone

string

The network zone of the source, as defined by the reporting device.

dmz