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{
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"Event" : {
"analysis" : "2" ,
"date" : "2017-03-30" ,
"extends_uuid" : "" ,
"info" : "OSINT - Websites compromised in \u00e2\u20ac\u02dcDecimal IP\u00e2\u20ac\u2122 campaign" ,
"publish_timestamp" : "1490880415" ,
"published" : true ,
"threat_level_id" : "3" ,
"timestamp" : "1490880407" ,
"uuid" : "58dcbfd0-91a4-4bc6-9aa9-4af7950d210f" ,
"Orgc" : {
"name" : "CIRCL" ,
"uuid" : "55f6ea5e-2c60-40e5-964f-47a8950d210f"
} ,
"Tag" : [
{
"colour" : "#ffffff" ,
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"local" : false ,
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"name" : "tlp:white" ,
"relationship_type" : ""
} ,
{
"colour" : "#00223b" ,
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"local" : false ,
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"name" : "osint:source-type=\"blog-post\"" ,
"relationship_type" : ""
} ,
{
"colour" : "#0088cc" ,
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"local" : false ,
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"name" : "misp-galaxy:exploit-kit=\"RIG\"" ,
"relationship_type" : ""
}
] ,
"Attribute" : [
{
"category" : "External analysis" ,
"comment" : "" ,
"deleted" : false ,
"disable_correlation" : false ,
"timestamp" : "1490876884" ,
"to_ids" : false ,
"type" : "text" ,
"uuid" : "58dcbff0-5240-43b0-8d17-46fa950d210f" ,
"value" : "When looking at malicious traffic, one of the things we are interested in are the hosts involved in a particular attack. For example, we check the hostnames or IP addresses that were serving up malicious code.\r\n\r\nBefore getting further, let\u00e2\u20ac\u2122s define a few concepts to better understand the topic we are discussing today. A host name can be:\r\n\r\nA domain name (i.e. http://example.com/)\r\nA fully qualified domain name (i.e. http://test.example.com/)\r\nAn IP address (i.e. http://127.0.0.1/)\r\nIt\u00e2\u20ac\u2122s not as usual, but IP addresses can indeed be directly used as the URL and when that happens it is called an IP-Literal Hostname (see Eric Lawrence\u00e2\u20ac\u2122s post on this subject).\r\n\r\nIP addresses (IPv4) follow the dot-decimal notation which is four numbers, each ranging from 0 to 255, separated by dots. But then, to make things a little more complicated, we have exceptions, such as the non-dotted IP literals, in decimal (http://2130706433/) or octal form (http://017700000001/).\r\n\r\nThis takes us to a recent infection chain for the RIG exploit kit where we came across such an occurrence." ,
"Tag" : [
{
"colour" : "#ffffff" ,
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"local" : false ,
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"name" : "tlp:white" ,
"relationship_type" : ""
} ,
{
"colour" : "#00223b" ,
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"local" : false ,
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"name" : "osint:source-type=\"blog-post\"" ,
"relationship_type" : ""
} ,
{
"colour" : "#075200" ,
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"local" : false ,
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"name" : "admiralty-scale:source-reliability=\"b\"" ,
"relationship_type" : ""
}
]
} ,
{
"category" : "External analysis" ,
"comment" : "" ,
"deleted" : false ,
"disable_correlation" : false ,
"timestamp" : "1490876877" ,
"to_ids" : false ,
"type" : "link" ,
"uuid" : "58dcc001-5268-4445-a538-457e950d210f" ,
"value" : "https://blog.malwarebytes.com/cybercrime/2017/03/websites-compromised-decimal-ip-campaign/" ,
"Tag" : [
{
"colour" : "#ffffff" ,
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"local" : false ,
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"name" : "tlp:white" ,
"relationship_type" : ""
} ,
{
"colour" : "#00223b" ,
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"local" : false ,
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"name" : "osint:source-type=\"blog-post\"" ,
"relationship_type" : ""
} ,
{
"colour" : "#075200" ,
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"local" : false ,
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"name" : "admiralty-scale:source-reliability=\"b\"" ,
"relationship_type" : ""
}
]
} ,
{
"category" : "Payload delivery" ,
"comment" : "Payload (Smoke Loader)" ,
"deleted" : false ,
"disable_correlation" : false ,
"timestamp" : "1490876833" ,
"to_ids" : true ,
"type" : "sha256" ,
"uuid" : "58dcc07e-6c44-439a-8887-4de8950d210f" ,
"value" : "4bed780a55e6179e4a1236444c34398af50d3bea39f86eb877089265f833bda5"
} ,
{
"category" : "Network activity" ,
"comment" : "Malicious redirect" ,
"deleted" : false ,
"disable_correlation" : false ,
"timestamp" : "1490876833" ,
"to_ids" : true ,
"type" : "ip-dst" ,
"uuid" : "58dcc093-2e94-4149-aa7f-468d950d210f" ,
"value" : "104.238.158.235"
} ,
{
"category" : "Payload delivery" ,
"comment" : "Payload (Smoke Loader) - Xchecked via VT: 4bed780a55e6179e4a1236444c34398af50d3bea39f86eb877089265f833bda5" ,
"deleted" : false ,
"disable_correlation" : false ,
"timestamp" : "1490876837" ,
"to_ids" : true ,
"type" : "sha1" ,
"uuid" : "58dcf9a5-e148-42e4-a093-4b8202de0b81" ,
"value" : "190cef3dc30d0317955b60e88bb31b924f440882"
} ,
{
"category" : "Payload delivery" ,
"comment" : "Payload (Smoke Loader) - Xchecked via VT: 4bed780a55e6179e4a1236444c34398af50d3bea39f86eb877089265f833bda5" ,
"deleted" : false ,
"disable_correlation" : false ,
"timestamp" : "1490876838" ,
"to_ids" : true ,
"type" : "md5" ,
"uuid" : "58dcf9a6-cbf4-44f0-b647-463802de0b81" ,
"value" : "6da59c5e5a3c4e05f0fdfaa618656a83"
} ,
{
"category" : "External analysis" ,
"comment" : "Payload (Smoke Loader) - Xchecked via VT: 4bed780a55e6179e4a1236444c34398af50d3bea39f86eb877089265f833bda5" ,
"deleted" : false ,
"disable_correlation" : false ,
"timestamp" : "1490876839" ,
"to_ids" : false ,
"type" : "link" ,
"uuid" : "58dcf9a7-5388-4918-abe0-414502de0b81" ,
"value" : "https://www.virustotal.com/file/4bed780a55e6179e4a1236444c34398af50d3bea39f86eb877089265f833bda5/analysis/1490743909/"
}
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]
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}
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}