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{
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"Event" : {
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"date" : "2017-12-13" ,
"extends_uuid" : "" ,
"info" : "OSINT - WORK Cryptomix Ransomware Variant Released" ,
"publish_timestamp" : "1518771517" ,
"published" : true ,
"threat_level_id" : "3" ,
"timestamp" : "1518231654" ,
"uuid" : "5a338667-b794-44c5-80e8-4892950d210f" ,
"Orgc" : {
"name" : "CIRCL" ,
"uuid" : "55f6ea5e-2c60-40e5-964f-47a8950d210f"
} ,
"Tag" : [
{
"colour" : "#0088cc" ,
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"local" : false ,
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"name" : "misp-galaxy:ransomware=\"CryptoMix\"" ,
"relationship_type" : ""
} ,
{
"colour" : "#004646" ,
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"local" : false ,
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"name" : "type:OSINT" ,
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} ,
{
"colour" : "#ffffff" ,
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"local" : false ,
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"name" : "tlp:white" ,
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} ,
{
"colour" : "#2c4f00" ,
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"local" : false ,
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"name" : "malware_classification:malware-category=\"Ransomware\"" ,
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} ,
{
"colour" : "#00223b" ,
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"local" : false ,
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"name" : "osint:source-type=\"blog-post\"" ,
"relationship_type" : ""
}
] ,
"Attribute" : [
{
"category" : "External analysis" ,
"comment" : "" ,
"deleted" : false ,
"disable_correlation" : false ,
"timestamp" : "1518185240" ,
"to_ids" : false ,
"type" : "link" ,
"uuid" : "5a338686-a0b4-469e-b794-4c09950d210f" ,
"value" : "https://www.bleepingcomputer.com/news/security/work-cryptomix-ransomware-variant-released/" ,
"Tag" : [
{
"colour" : "#00223b" ,
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"local" : false ,
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"name" : "osint:source-type=\"blog-post\"" ,
"relationship_type" : ""
}
]
} ,
{
"category" : "External analysis" ,
"comment" : "" ,
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"disable_correlation" : false ,
"timestamp" : "1518185241" ,
"to_ids" : false ,
"type" : "comment" ,
"uuid" : "5a338727-77d4-4495-972d-4244950d210f" ,
"value" : "Today, BleepingComputer discovered a new variant of the CryptoMix ransomware that appends the .WORK extension to encrypted files and changes the contact emails used by the ransomware." ,
"Tag" : [
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"colour" : "#00223b" ,
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"local" : false ,
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"name" : "osint:source-type=\"blog-post\"" ,
"relationship_type" : ""
}
]
} ,
{
"category" : "Payload delivery" ,
"comment" : "" ,
"deleted" : false ,
"disable_correlation" : false ,
"timestamp" : "1513327009" ,
"to_ids" : true ,
"type" : "sha256" ,
"uuid" : "5a33875c-a52c-4b5e-803f-4a0c950d210f" ,
"value" : "69fa88c5b353f55edbb7187c090bee377e54900e1c78c580d7b3b3084c9d7d0b" ,
"Tag" : [
{
"colour" : "#3a001f" ,
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"local" : false ,
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"name" : "workflow:todo=\"expansion\"" ,
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]
} ,
{
"category" : "Payload delivery" ,
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"timestamp" : "1518185241" ,
"to_ids" : true ,
"type" : "filename" ,
"uuid" : "5a33875d-aedc-46fa-b170-4667950d210f" ,
"value" : "_HELP_INSTRUCTION.TXT"
} ,
{
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"disable_correlation" : false ,
"timestamp" : "1518185241" ,
"to_ids" : true ,
"type" : "filename" ,
"uuid" : "5a33875d-792c-4b13-8ad6-4276950d210f" ,
"value" : "C:ProgramData[random].exe"
} ,
{
"category" : "Payload delivery" ,
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"deleted" : false ,
"disable_correlation" : false ,
"timestamp" : "1518185242" ,
"to_ids" : true ,
"type" : "email-src" ,
"uuid" : "5a33875d-34c8-428e-98c2-457f950d210f" ,
"value" : "worknow@keemail.me"
} ,
{
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"timestamp" : "1518185242" ,
"to_ids" : true ,
"type" : "email-src" ,
"uuid" : "5a33875d-32f0-41fc-b4cc-418b950d210f" ,
"value" : "worknow@protonmail.com"
} ,
{
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"disable_correlation" : false ,
"timestamp" : "1518185243" ,
"to_ids" : true ,
"type" : "email-src" ,
"uuid" : "5a33875d-da44-4ec0-b1d0-4037950d210f" ,
"value" : "worknow8@yandex.com"
} ,
{
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"timestamp" : "1518185243" ,
"to_ids" : true ,
"type" : "email-src" ,
"uuid" : "5a33875d-17bc-4af9-9416-49f1950d210f" ,
"value" : "worknow9@yandex.com"
} ,
{
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"to_ids" : true ,
"type" : "email-src" ,
"uuid" : "5a33875d-dd64-4265-8284-43c9950d210f" ,
"value" : "worknow@techie.com"
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"Object" : [
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"description" : "File object describing a file with meta-information" ,
"meta-category" : "file" ,
"name" : "file" ,
"template_uuid" : "688c46fb-5edb-40a3-8273-1af7923e2215" ,
"template_version" : "7" ,
"timestamp" : "1518185247" ,
"uuid" : "8f691e80-d2db-4dad-88b8-a9218e0d0f2c" ,
"ObjectReference" : [
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"object_uuid" : "8f691e80-d2db-4dad-88b8-a9218e0d0f2c" ,
"referenced_uuid" : "bc0024c6-ba70-4acd-88df-84a6fdd20327" ,
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"relationship_type" : "analysed-with" ,
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"timestamp" : "1518771517" ,
"uuid" : "5a7dab1e-65d8-494a-921e-48f202de0b81"
}
] ,
"Attribute" : [
{
"category" : "Payload delivery" ,
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"deleted" : false ,
"disable_correlation" : false ,
"object_relation" : "sha1" ,
"timestamp" : "1518185244" ,
"to_ids" : true ,
"type" : "sha1" ,
"uuid" : "5a7dab1c-3190-4523-bd56-47e802de0b81" ,
"value" : "04f257d130f560401c5a937d679b022a233fa7e2"
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{
"category" : "Payload delivery" ,
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"disable_correlation" : false ,
"object_relation" : "sha256" ,
"timestamp" : "1518185244" ,
"to_ids" : true ,
"type" : "sha256" ,
"uuid" : "5a7dab1c-ebfc-4746-b038-428702de0b81" ,
"value" : "69fa88c5b353f55edbb7187c090bee377e54900e1c78c580d7b3b3084c9d7d0b"
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{
"category" : "Payload delivery" ,
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"object_relation" : "md5" ,
"timestamp" : "1518185245" ,
"to_ids" : true ,
"type" : "md5" ,
"uuid" : "5a7dab1d-c8e0-48ef-84d8-439102de0b81" ,
"value" : "5f4c9824ae0a9134050a7ae8ac1e555a"
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{
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"description" : "VirusTotal report" ,
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"name" : "virustotal-report" ,
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"timestamp" : "1518185245" ,
"uuid" : "bc0024c6-ba70-4acd-88df-84a6fdd20327" ,
"Attribute" : [
{
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"object_relation" : "permalink" ,
"timestamp" : "1518185245" ,
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"uuid" : "5a7dab1d-ac48-442c-bf1a-424a02de0b81" ,
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{
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"object_relation" : "detection-ratio" ,
"timestamp" : "1518185246" ,
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"type" : "text" ,
"uuid" : "5a7dab1e-9bb0-49b5-ab98-499f02de0b81" ,
"value" : "48/67"
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{
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"object_relation" : "last-submission" ,
"timestamp" : "1518185246" ,
"to_ids" : false ,
"type" : "datetime" ,
"uuid" : "5a7dab1e-2afc-47ba-b732-48b502de0b81" ,
"value" : "2017-12-15T10:13:55"
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}
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]
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}
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}