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Pass parsed file record information with ReadFile/WriteFile events

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This commit is contained in:
Tim Wojtulewicz 2023-07-25 13:02:50 -07:00
parent 18fd384469
commit 1dc9235cee
11 changed files with 129 additions and 93 deletions
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28
scripts/base/init-bare.zeek
View file

@ -4441,6 +4441,34 @@ type ModbusHeaders: record {
len: count; len: count;
}; };
type ModbusFileRecordRequest: record {
ref_type: count;
file_num: count;
record_num: count;
record_len: count;
};
type ModbusFileRecordRequests: vector of ModbusFileRecordRequest;
type ModbusFileRecordResponse: record {
file_len: count;
ref_type: count;
record_data: string;
};
type ModbusFileRecordResponses: vector of ModbusFileRecordResponse;
type ModbusFileReference: record {
ref_type: count;
file_num: count;
record_num: count;
record_len: count;
record_data: string;
};
type ModbusFileReferences: vector of ModbusFileReference;
module SSL; module SSL;
export { export {
type SignatureAndHashAlgorithm: record { type SignatureAndHashAlgorithm: record {

1
scripts/base/protocols/modbus/main.zeek
View file

@ -79,4 +79,3 @@ event modbus_exception(c: connection, headers: ModbusHeaders, code: count) &prio
Log::write(LOG, c$modbus); Log::write(LOG, c$modbus);
delete c$modbus$exception; delete c$modbus$exception;
} }

32
src/analyzer/protocol/modbus/events.bif
View file

@ -191,9 +191,11 @@ event modbus_write_multiple_registers_response%(c: connection, headers: ModbusHe
## ##
## headers: The headers for the modbus function. ## headers: The headers for the modbus function.
## ##
## .. note: This event is incomplete. The information from the data structure ## byte_count: The full byte count for all of the reference records that follow.
## is not yet passed through to the event. ##
event modbus_read_file_record_request%(c: connection, headers: ModbusHeaders%); ## refs: A vector of reference records.
event modbus_read_file_record_request%(c: connection, headers: ModbusHeaders, byte_count: count, refs: ModbusFileRecordRequests%);
event modbus_read_file_record_request%(c: connection, headers: ModbusHeaders%) &deprecated="Remove in v7.1. Use the version that takes a byte_count and vector of references";
## Generated for a Modbus read file record response. ## Generated for a Modbus read file record response.
## ##
@ -201,9 +203,11 @@ event modbus_read_file_record_request%(c: connection, headers: ModbusHeaders%);
## ##
## headers: The headers for the modbus function. ## headers: The headers for the modbus function.
## ##
## .. note: This event is incomplete. The information from the data structure ## byte_count: The full byte count for all of the reference records that follow.
## is not yet passed through to the event. ##
event modbus_read_file_record_response%(c: connection, headers: ModbusHeaders%); ## refs: A vector of reference records.
event modbus_read_file_record_response%(c: connection, headers: ModbusHeaders, byte_count: count, refs: ModbusFileRecordResponses%);
event modbus_read_file_record_response%(c: connection, headers: ModbusHeaders%) &deprecated="Remove in v7.1. Use the version that takes a byte_count and vector of references";
## Generated for a Modbus write file record request. ## Generated for a Modbus write file record request.
## ##
@ -211,9 +215,11 @@ event modbus_read_file_record_response%(c: connection, headers: ModbusHeaders%);
## ##
## headers: The headers for the modbus function. ## headers: The headers for the modbus function.
## ##
## .. note: This event is incomplete. The information from the data structure ## byte_count: The full byte count for all of the reference records that follow.
## is not yet passed through to the event. ##
event modbus_write_file_record_request%(c: connection, headers: ModbusHeaders%); ## refs: A vector of reference records.
event modbus_write_file_record_request%(c: connection, headers: ModbusHeaders, byte_count: count, refs: ModbusFileReferences%);
event modbus_write_file_record_request%(c: connection, headers: ModbusHeaders%) &deprecated="Remove in v7.1. Use the version that takes a byte_count and vector of references";
## Generated for a Modbus write file record response. ## Generated for a Modbus write file record response.
## ##
@ -221,9 +227,11 @@ event modbus_write_file_record_request%(c: connection, headers: ModbusHeaders%);
## ##
## headers: The headers for the modbus function. ## headers: The headers for the modbus function.
## ##
## .. note: This event is incomplete. The information from the data structure ## byte_count: The full byte count for all of the reference records that follow.
## is not yet passed through to the event. ##
event modbus_write_file_record_response%(c: connection, headers: ModbusHeaders%); ## refs: A vector of reference records.
event modbus_write_file_record_response%(c: connection, headers: ModbusHeaders, byte_count: count, refs: ModbusFileReferences%);
event modbus_write_file_record_response%(c: connection, headers: ModbusHeaders%) &deprecated="Remove in v7.1. Use the version that takes a byte_count and vector of references";
## Generated for a Modbus mask write register request. ## Generated for a Modbus mask write register request.
## ##

115
src/analyzer/protocol/modbus/modbus-analyzer.pac
View file

@ -521,23 +521,23 @@ refine flow ModbusTCP_Flow += {
%{ %{
if ( ::modbus_read_file_record_request ) if ( ::modbus_read_file_record_request )
{ {
//TODO: this need to be a vector of some Reference Request record type auto vect = zeek::make_intrusive<zeek::VectorVal>(zeek::BifType::Vector::ModbusFileRecordRequests);
//auto t = create_vector_of_count();
//for ( unsigned int i = 0; i < (${message.references}->size()); ++i ) for ( unsigned int i = 0; i < (${message.references}->size()); ++i )
// { {
// auto r = zeek::val_mgr->Count((${message.references[i].ref_type})); auto r = zeek::make_intrusive<zeek::RecordVal>(zeek::BifType::Record::ModbusFileRecordRequest);
// t->Assign(i, r);
// r->Assign(0, zeek::val_mgr->Count(${message.references[i].ref_type}));
// auto k = zeek::val_mgr->Count((${message.references[i].file_num})); r->Assign(1, zeek::val_mgr->Count(${message.references[i].file_num}));
// t->Assign(i, k); r->Assign(2, zeek::val_mgr->Count(${message.references[i].record_num}));
// r->Assign(3, zeek::val_mgr->Count(${message.references[i].record_len}));
// auto l = zeek::val_mgr->Count((${message.references[i].record_num}));
// t->Assign(i, l); vect->Append(r);
// } }
zeek::BifEvent::enqueue_modbus_read_file_record_request(connection()->zeek_analyzer(), zeek::BifEvent::enqueue_modbus_read_file_record_request(connection()->zeek_analyzer(),
connection()->zeek_analyzer()->Conn(), connection()->zeek_analyzer()->Conn(),
HeaderToVal(header)); HeaderToVal(header), ${message.byte_count}, vect);
} }
return true; return true;
@ -548,17 +548,22 @@ refine flow ModbusTCP_Flow += {
%{ %{
if ( ::modbus_read_file_record_response ) if ( ::modbus_read_file_record_response )
{ {
//auto t = create_vector_of_count(); auto vect = zeek::make_intrusive<zeek::VectorVal>(zeek::BifType::Vector::ModbusFileRecordResponses);
//for ( unsigned int i = 0; i < ${message.references}->size(); ++i )
// { for ( unsigned int i = 0; i < (${message.references}->size()); ++i )
// //TODO: work the reference type in here somewhere {
// auto r = zeek::val_mgr->Count(${message.references[i].record_data})); auto r = zeek::make_intrusive<zeek::RecordVal>(zeek::BifType::Record::ModbusFileRecordResponse);
// t->Assign(i, r);
// } r->Assign(0, zeek::val_mgr->Count(${message.references[i].file_len}));
r->Assign(1, zeek::val_mgr->Count(${message.references[i].ref_type}));
r->Assign(2, to_stringval(${message.references[i].record_data}));
vect->Append(r);
}
zeek::BifEvent::enqueue_modbus_read_file_record_response(connection()->zeek_analyzer(), zeek::BifEvent::enqueue_modbus_read_file_record_response(connection()->zeek_analyzer(),
connection()->zeek_analyzer()->Conn(), connection()->zeek_analyzer()->Conn(),
HeaderToVal(header)); HeaderToVal(header), ${message.byte_count}, vect);
} }
return true; return true;
@ -569,60 +574,50 @@ refine flow ModbusTCP_Flow += {
%{ %{
if ( ::modbus_write_file_record_request ) if ( ::modbus_write_file_record_request )
{ {
//auto t = create_vector_of_count(); auto vect = zeek::make_intrusive<zeek::VectorVal>(zeek::BifType::Vector::ModbusFileReferences);
//for ( unsigned int i = 0; i < (${message.references}->size()); ++i )
// { for ( unsigned int i = 0; i < (${message.references}->size()); ++i )
// auto r = zeek::val_mgr->Count((${message.references[i].ref_type})); {
// t->Assign(i, r); auto r = zeek::make_intrusive<zeek::RecordVal>(zeek::BifType::Record::ModbusFileReference);
// r->Assign(0, zeek::val_mgr->Count(${message.references[i].ref_type}));
// auto k = zeek::val_mgr->Count((${message.references[i].file_num})); r->Assign(1, zeek::val_mgr->Count(${message.references[i].file_num}));
// t->Assign(i, k); r->Assign(2, zeek::val_mgr->Count(${message.references[i].record_num}));
// r->Assign(3, zeek::val_mgr->Count(${message.references[i].record_length}));
// auto n = zeek::val_mgr->Count((${message.references[i].record_num})); r->Assign(4, to_stringval(${message.references[i].record_data}));
// t->Assign(i, n);
// vect->Append(r);
// for ( unsigned int j = 0; j < (${message.references[i].register_value}->size()); ++j ) }
// {
// k = zeek::val_mgr->Count((${message.references[i].register_value[j]}));
// t->Assign(i, k);
// }
// }
zeek::BifEvent::enqueue_modbus_write_file_record_request(connection()->zeek_analyzer(), zeek::BifEvent::enqueue_modbus_write_file_record_request(connection()->zeek_analyzer(),
connection()->zeek_analyzer()->Conn(), connection()->zeek_analyzer()->Conn(),
HeaderToVal(header)); HeaderToVal(header), ${message.byte_count}, vect);
} }
return true; return true;
%} %}
# RESPONSE FC=21 # RESPONSE FC=21
function deliver_WriteFileRecordResponse(header: ModbusTCP_TransportHeader, message: WriteFileRecordResponse): bool function deliver_WriteFileRecordResponse(header: ModbusTCP_TransportHeader, message: WriteFileRecordResponse): bool
%{ %{
if ( ::modbus_write_file_record_response ) if ( ::modbus_write_file_record_response )
{ {
//auto t = create_vector_of_count(); auto vect = zeek::make_intrusive<zeek::VectorVal>(zeek::BifType::Vector::ModbusFileReferences);
//for ( unsigned int i = 0; i < (${messages.references}->size()); ++i )
// { for ( unsigned int i = 0; i < (${message.references}->size()); ++i )
// auto r = zeek::val_mgr->Count((${message.references[i].ref_type})); {
// t->Assign(i, r); auto r = zeek::make_intrusive<zeek::RecordVal>(zeek::BifType::Record::ModbusFileReference);
// r->Assign(0, zeek::val_mgr->Count(${message.references[i].ref_type}));
// auto f = zeek::val_mgr->Count((${message.references[i].file_num})); r->Assign(1, zeek::val_mgr->Count(${message.references[i].file_num}));
// t->Assign(i, f); r->Assign(2, zeek::val_mgr->Count(${message.references[i].record_num}));
// r->Assign(3, zeek::val_mgr->Count(${message.references[i].record_length}));
// auto rn = zeek::val_mgr->Count((${message.references[i].record_num})); r->Assign(4, to_stringval(${message.references[i].record_data}));
// t->Assign(i, rn);
// vect->Append(r);
// for ( unsigned int j = 0; j<(${message.references[i].register_value}->size()); ++j ) }
// {
// auto k = zeek::val_mgr->Count((${message.references[i].register_value[j]}));
// t->Assign(i, k);
// }
zeek::BifEvent::enqueue_modbus_write_file_record_response(connection()->zeek_analyzer(), zeek::BifEvent::enqueue_modbus_write_file_record_response(connection()->zeek_analyzer(),
connection()->zeek_analyzer()->Conn(), connection()->zeek_analyzer()->Conn(),
HeaderToVal(header)); HeaderToVal(header), ${message.byte_count}, vect);
} }
return true; return true;

6
src/analyzer/protocol/modbus/modbus-protocol.pac
View file

@ -344,7 +344,7 @@ type ReadFileRecordRequest(header: ModbusTCP_TransportHeader) = record {
type FileRecordResponse = record { type FileRecordResponse = record {
file_len: uint8; # &check(file_len >= 0x07 && file_len <= 0xF5); file_len: uint8; # &check(file_len >= 0x07 && file_len <= 0xF5);
ref_type: uint8; # &check(ref_type == 6); ref_type: uint8; # &check(ref_type == 6);
record_data: uint16[file_len/2] &length=file_len; record_data: bytestring &length=file_len;
} &byteorder=bigendian; } &byteorder=bigendian;
# RESPONSE FC=20 # RESPONSE FC=20
@ -360,8 +360,8 @@ type ReferenceWithData = record {
ref_type: uint8; ref_type: uint8;
file_num: uint16; file_num: uint16;
record_num: uint16; record_num: uint16;
word_count: uint16; record_length: uint16;
register_value: uint16[word_count]; record_data: bytestring &length=record_length*2;
} &byteorder=bigendian; } &byteorder=bigendian;
# REQUEST FC=21 # REQUEST FC=21

6
src/types.bif
View file

@ -176,6 +176,12 @@ module GLOBAL;
type ModbusHeaders: record; type ModbusHeaders: record;
type ModbusCoils: vector; type ModbusCoils: vector;
type ModbusRegisters: vector; type ModbusRegisters: vector;
type ModbusFileRecordRequest: record;
type ModbusFileRecordRequests: vector;
type ModbusFileRecordResponse: record;
type ModbusFileRecordResponses: vector;
type ModbusFileReference: record;
type ModbusFileReferences: vector;
type PE::DOSHeader: record; type PE::DOSHeader: record;
type PE::FileHeader: record; type PE::FileHeader: record;

2
testing/btest/Baseline/scripts.base.protocols.modbus.coil_parsing_big/coverage
View file

@ -1,2 +1,2 @@
### BTest baseline data generated by btest-diff. Do not edit. Use "btest -U/-u" to update. Requires BTest >= 0.63. ### BTest baseline data generated by btest-diff. Do not edit. Use "btest -U/-u" to update. Requires BTest >= 0.63.
5 of 32 events triggered by trace 5 of 36 events triggered by trace

2
testing/btest/Baseline/scripts.base.protocols.modbus.coil_parsing_small/coverage
View file

@ -1,2 +1,2 @@
### BTest baseline data generated by btest-diff. Do not edit. Use "btest -U/-u" to update. Requires BTest >= 0.63. ### BTest baseline data generated by btest-diff. Do not edit. Use "btest -U/-u" to update. Requires BTest >= 0.63.
5 of 32 events triggered by trace 5 of 36 events triggered by trace

2
testing/btest/Baseline/scripts.base.protocols.modbus.events/coverage
View file

@ -1,2 +1,2 @@
### BTest baseline data generated by btest-diff. Do not edit. Use "btest -U/-u" to update. Requires BTest >= 0.63. ### BTest baseline data generated by btest-diff. Do not edit. Use "btest -U/-u" to update. Requires BTest >= 0.63.
22 of 32 events triggered by trace 22 of 36 events triggered by trace

4
testing/btest/Baseline/scripts.base.protocols.modbus.events/output
View file

@ -39973,7 +39973,7 @@
1 modbus_read_coils_response, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=1, len=4], [T, F, T, F, T, F, F, F] 1 modbus_read_coils_response, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=1, len=4], [T, F, T, F, T, F, F, F]
1 modbus_read_discrete_inputs_request, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=2, len=6], 0, 0 1 modbus_read_discrete_inputs_request, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=2, len=6], 0, 0
1 modbus_read_fifo_queue_request, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=24, len=6], 0 1 modbus_read_fifo_queue_request, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=24, len=6], 0
1 modbus_read_file_record_request, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=20, len=6] 1 modbus_read_file_record_request, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=20, len=6], 0, []
1 modbus_read_holding_registers_request, [orig_h=10.0.0.9, orig_p=3082/tcp, resp_h=10.0.0.3, resp_p=502/tcp], [tid=1, pid=0, uid=10, function_code=3, len=6], 5, 2 1 modbus_read_holding_registers_request, [orig_h=10.0.0.9, orig_p=3082/tcp, resp_h=10.0.0.3, resp_p=502/tcp], [tid=1, pid=0, uid=10, function_code=3, len=6], 5, 2
1 modbus_read_holding_registers_request, [orig_h=10.1.1.234, orig_p=51411/tcp, resp_h=10.10.5.85, resp_p=502/tcp], [tid=10000, pid=0, uid=255, function_code=3, len=6], 100, 100 1 modbus_read_holding_registers_request, [orig_h=10.1.1.234, orig_p=51411/tcp, resp_h=10.10.5.85, resp_p=502/tcp], [tid=10000, pid=0, uid=255, function_code=3, len=6], 100, 100
1 modbus_read_holding_registers_request, [orig_h=10.1.1.234, orig_p=51411/tcp, resp_h=10.10.5.85, resp_p=502/tcp], [tid=10004, pid=0, uid=255, function_code=3, len=6], 500, 100 1 modbus_read_holding_registers_request, [orig_h=10.1.1.234, orig_p=51411/tcp, resp_h=10.10.5.85, resp_p=502/tcp], [tid=10004, pid=0, uid=255, function_code=3, len=6], 500, 100
@ -79402,7 +79402,7 @@
1 modbus_read_input_registers_response, [orig_h=10.1.1.234, orig_p=51411/tcp, resp_h=10.10.5.85, resp_p=502/tcp], [tid=9997, pid=0, uid=255, function_code=4, len=203], [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] 1 modbus_read_input_registers_response, [orig_h=10.1.1.234, orig_p=51411/tcp, resp_h=10.10.5.85, resp_p=502/tcp], [tid=9997, pid=0, uid=255, function_code=4, len=203], [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
1 modbus_read_input_registers_response, [orig_h=10.1.1.234, orig_p=51411/tcp, resp_h=10.10.5.85, resp_p=502/tcp], [tid=9998, pid=0, uid=255, function_code=4, len=203], [70, 80, 72, 9, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89] 1 modbus_read_input_registers_response, [orig_h=10.1.1.234, orig_p=51411/tcp, resp_h=10.10.5.85, resp_p=502/tcp], [tid=9998, pid=0, uid=255, function_code=4, len=203], [70, 80, 72, 9, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89]
1 modbus_read_input_registers_response, [orig_h=10.1.1.234, orig_p=51411/tcp, resp_h=10.10.5.85, resp_p=502/tcp], [tid=9999, pid=0, uid=255, function_code=4, len=203], [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] 1 modbus_read_input_registers_response, [orig_h=10.1.1.234, orig_p=51411/tcp, resp_h=10.10.5.85, resp_p=502/tcp], [tid=9999, pid=0, uid=255, function_code=4, len=203], [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
1 modbus_write_file_record_request, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=21, len=6] 1 modbus_write_file_record_request, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=21, len=6], 0, []
1 modbus_write_multiple_coils_request, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=15, len=7], 0, [] 1 modbus_write_multiple_coils_request, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=15, len=7], 0, []
1 modbus_write_multiple_registers_request, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=16, len=7], 0, [] 1 modbus_write_multiple_registers_request, [orig_h=192.168.66.235, orig_p=2582/tcp, resp_h=166.161.16.230, resp_p=502/tcp], [tid=0, pid=0, uid=1, function_code=16, len=7], 0, []
1 modbus_write_single_coil_request, [orig_h=10.0.0.9, orig_p=3082/tcp, resp_h=10.0.0.3, resp_p=502/tcp], [tid=1, pid=0, uid=10, function_code=5, len=6], 1, F 1 modbus_write_single_coil_request, [orig_h=10.0.0.9, orig_p=3082/tcp, resp_h=10.0.0.3, resp_p=502/tcp], [tid=1, pid=0, uid=10, function_code=5, len=6], 1, F

16
testing/btest/scripts/base/protocols/modbus/events.zeek
View file

@ -110,24 +110,24 @@ event modbus_write_multiple_registers_response(c: connection, headers: ModbusHea
print "modbus_write_multiple_registers_response", c$id, headers, start_address, quantity; print "modbus_write_multiple_registers_response", c$id, headers, start_address, quantity;
} }
event modbus_read_file_record_request(c: connection, headers: ModbusHeaders) event modbus_read_file_record_request(c: connection, headers: ModbusHeaders, byte_count: count, refs: ModbusFileRecordRequests)
{ {
print "modbus_read_file_record_request", c$id, headers; print "modbus_read_file_record_request", c$id, headers, byte_count, refs;
} }
event modbus_read_file_record_response(c: connection, headers: ModbusHeaders) event modbus_read_file_record_response(c: connection, headers: ModbusHeaders, byte_count: count, refs: ModbusFileRecordResponses)
{ {
print "modbus_read_file_record_response", c$id, headers; print "modbus_read_file_record_response", c$id, headers, byte_count, refs;
} }
event modbus_write_file_record_request(c: connection, headers: ModbusHeaders) event modbus_write_file_record_request(c: connection, headers: ModbusHeaders, byte_count: count, refs: ModbusFileReferences)
{ {
print "modbus_write_file_record_request", c$id, headers; print "modbus_write_file_record_request", c$id, headers, byte_count, refs;
} }
event modbus_write_file_record_response(c: connection, headers: ModbusHeaders) event modbus_write_file_record_response(c: connection, headers: ModbusHeaders, byte_count: count, refs: ModbusFileReferences)
{ {
print "modbus_write_file_record_response", c$id, headers; print "modbus_write_file_record_response", c$id, headers, byte_count, refs;
} }
event modbus_mask_write_register_request(c: connection, headers: ModbusHeaders, address: count, and_mask: count, or_mask: count) event modbus_mask_write_register_request(c: connection, headers: ModbusHeaders, address: count, and_mask: count, or_mask: count)