Change switch to if/else block to properly support custom artifacts

This commit is contained in:
Ann Priestman 2018-12-12 11:56:21 -05:00
parent 0a88926566
commit 4c6aadf350

View File

@ -27,6 +27,7 @@ import org.sleuthkit.autopsy.casemodule.NoCurrentCaseException;
import org.sleuthkit.autopsy.coreutils.Logger;
import org.sleuthkit.datamodel.AbstractFile;
import org.sleuthkit.datamodel.BlackboardArtifact;
import org.sleuthkit.datamodel.BlackboardArtifact.ARTIFACT_TYPE;
import org.sleuthkit.datamodel.BlackboardAttribute;
import org.sleuthkit.datamodel.BlackboardAttribute.ATTRIBUTE_TYPE;
import org.sleuthkit.datamodel.Content;
@ -76,85 +77,62 @@ public class EamArtifactUtil {
artifactForInstance = artifact;
}
if (artifactForInstance != null) {
switch (BlackboardArtifact.ARTIFACT_TYPE.fromID(artifactForInstance.getArtifactTypeID())) {
case TSK_KEYWORD_HIT: {
BlackboardAttribute setNameAttr = artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_SET_NAME));
if (setNameAttr != null
&& EamArtifactUtil.getEmailAddressAttrString().equals(setNameAttr.getValueString())) {
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_KEYWORD, CorrelationAttributeInstance.EMAIL_TYPE_ID);
}
break;
int artifactTypeID = artifactForInstance.getArtifactTypeID();
if (artifactTypeID == ARTIFACT_TYPE.TSK_KEYWORD_HIT.getTypeID()) {
BlackboardAttribute setNameAttr = artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_SET_NAME));
if (setNameAttr != null
&& EamArtifactUtil.getEmailAddressAttrString().equals(setNameAttr.getValueString())) {
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_KEYWORD, CorrelationAttributeInstance.EMAIL_TYPE_ID);
}
case TSK_WEB_BOOKMARK:
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DOMAIN, CorrelationAttributeInstance.DOMAIN_TYPE_ID);
break;
case TSK_WEB_COOKIE:
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DOMAIN, CorrelationAttributeInstance.DOMAIN_TYPE_ID);
break;
case TSK_WEB_DOWNLOAD:
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DOMAIN, CorrelationAttributeInstance.DOMAIN_TYPE_ID);
break;
case TSK_WEB_HISTORY:
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DOMAIN, CorrelationAttributeInstance.DOMAIN_TYPE_ID);
break;
case TSK_CONTACT:
//generates the same correlation attrs as tsk_message
case TSK_CALLLOG:
//generates the same correlation attrs as tsk_message
case TSK_MESSAGE: {
String value = null;
if (null != artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PHONE_NUMBER))) {
value = artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PHONE_NUMBER)).getValueString();
} else if (null != artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PHONE_NUMBER_FROM))) {
value = artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PHONE_NUMBER_FROM)).getValueString();
} else if (null != artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PHONE_NUMBER_TO))) {
value = artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PHONE_NUMBER_TO)).getValueString();
} else if (artifactTypeID == ARTIFACT_TYPE.TSK_WEB_BOOKMARK.getTypeID()
|| artifactTypeID == ARTIFACT_TYPE.TSK_WEB_COOKIE.getTypeID()
|| artifactTypeID == ARTIFACT_TYPE.TSK_WEB_DOWNLOAD.getTypeID()
|| artifactTypeID == ARTIFACT_TYPE.TSK_WEB_HISTORY.getTypeID()) {
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DOMAIN, CorrelationAttributeInstance.DOMAIN_TYPE_ID);
} else if (artifactTypeID == ARTIFACT_TYPE.TSK_CONTACT.getTypeID()
|| artifactTypeID == ARTIFACT_TYPE.TSK_CALLLOG.getTypeID()
|| artifactTypeID == ARTIFACT_TYPE.TSK_MESSAGE.getTypeID()) {
String value = null;
if (null != artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PHONE_NUMBER))) {
value = artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PHONE_NUMBER)).getValueString();
} else if (null != artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PHONE_NUMBER_FROM))) {
value = artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PHONE_NUMBER_FROM)).getValueString();
} else if (null != artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PHONE_NUMBER_TO))) {
value = artifactForInstance.getAttribute(new BlackboardAttribute.Type(BlackboardAttribute.ATTRIBUTE_TYPE.TSK_PHONE_NUMBER_TO)).getValueString();
}
// Remove all non-numeric symbols to semi-normalize phone numbers, preserving leading "+" character
if (value != null) {
String newValue = value.replaceAll("\\D", "");
if (value.startsWith("+")) {
newValue = "+" + newValue;
}
// Remove all non-numeric symbols to semi-normalize phone numbers, preserving leading "+" character
if (value != null) {
String newValue = value.replaceAll("\\D", "");
if (value.startsWith("+")) {
newValue = "+" + newValue;
}
value = newValue;
// Only add the correlation attribute if the resulting phone number large enough to be of use
// (these 3-5 digit numbers can be valid, but are not useful for correlation)
if (value.length() > 5) {
CorrelationAttributeInstance inst = makeCorrelationAttributeInstanceUsingTypeValue(artifactForInstance, EamDb.getInstance().getCorrelationTypeById(CorrelationAttributeInstance.PHONE_TYPE_ID), value);
if (inst != null) {
eamArtifacts.add(inst);
}
value = newValue;
// Only add the correlation attribute if the resulting phone number large enough to be of use
// (these 3-5 digit numbers can be valid, but are not useful for correlation)
if (value.length() > 5) {
CorrelationAttributeInstance inst = makeCorrelationAttributeInstanceUsingTypeValue(artifactForInstance, EamDb.getInstance().getCorrelationTypeById(CorrelationAttributeInstance.PHONE_TYPE_ID), value);
if (inst != null) {
eamArtifacts.add(inst);
}
}
break;
}
case TSK_DEVICE_ATTACHED:
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DEVICE_ID, CorrelationAttributeInstance.USBID_TYPE_ID);
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_MAC_ADDRESS, CorrelationAttributeInstance.MAC_TYPE_ID);
break;
case TSK_WIFI_NETWORK:
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_SSID, CorrelationAttributeInstance.SSID_TYPE_ID);
break;
case TSK_WIFI_NETWORK_ADAPTER:
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_MAC_ADDRESS, CorrelationAttributeInstance.MAC_TYPE_ID);
break;
case TSK_BLUETOOTH_PAIRING:
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_MAC_ADDRESS, CorrelationAttributeInstance.MAC_TYPE_ID);
break;
case TSK_BLUETOOTH_ADAPTER:
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_MAC_ADDRESS, CorrelationAttributeInstance.MAC_TYPE_ID);
break;
case TSK_DEVICE_INFO:
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_IMEI, CorrelationAttributeInstance.IMEI_TYPE_ID);
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_IMSI, CorrelationAttributeInstance.IMSI_TYPE_ID);
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_ICCID, CorrelationAttributeInstance.ICCID_TYPE_ID);
break;
case TSK_SIM_ATTACHED:
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_IMSI, CorrelationAttributeInstance.IMSI_TYPE_ID);
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_ICCID, CorrelationAttributeInstance.ICCID_TYPE_ID);
break;
default:
break;
} else if (artifactTypeID == ARTIFACT_TYPE.TSK_DEVICE_ATTACHED.getTypeID()) {
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_DEVICE_ID, CorrelationAttributeInstance.USBID_TYPE_ID);
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_MAC_ADDRESS, CorrelationAttributeInstance.MAC_TYPE_ID);
} else if (artifactTypeID == ARTIFACT_TYPE.TSK_WIFI_NETWORK.getTypeID()) {
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_SSID, CorrelationAttributeInstance.SSID_TYPE_ID);
} else if (artifactTypeID == ARTIFACT_TYPE.TSK_WIFI_NETWORK_ADAPTER.getTypeID()
|| artifactTypeID == ARTIFACT_TYPE.TSK_BLUETOOTH_PAIRING.getTypeID()
|| artifactTypeID == ARTIFACT_TYPE.TSK_BLUETOOTH_ADAPTER.getTypeID()) {
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_MAC_ADDRESS, CorrelationAttributeInstance.MAC_TYPE_ID);
} else if (artifactTypeID == ARTIFACT_TYPE.TSK_DEVICE_INFO.getTypeID()) {
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_IMEI, CorrelationAttributeInstance.IMEI_TYPE_ID);
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_IMSI, CorrelationAttributeInstance.IMSI_TYPE_ID);
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_ICCID, CorrelationAttributeInstance.ICCID_TYPE_ID);
} else if (artifactTypeID == ARTIFACT_TYPE.TSK_SIM_ATTACHED.getTypeID()) {
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_IMSI, CorrelationAttributeInstance.IMSI_TYPE_ID);
addCorrelationAttributeToList(eamArtifacts, artifactForInstance, BlackboardAttribute.ATTRIBUTE_TYPE.TSK_ICCID, CorrelationAttributeInstance.ICCID_TYPE_ID);
}
}
} catch (EamDbException ex) {