""ET TROJAN Suspected Chinese Based APT Malware Retrieving File (GET)""
SID: 2038751
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2022_09_07, deployment Perimeter, deployment SSLDecrypt, malware_family TontoTeam, signature_severity Major, updated_at 2022_09_07
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
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Value: "GET"
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Value: "/v1/disk/resources/download?path=" Depth: 33
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Value: "/a.psd"
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Value: "Host|3a 20|cloud-api.yandex.net|0d 0a|"
Within:
PCRE: "/^Host\x3a\x20[^\r\n]+\r\nAccept\x3a\x20[^\r\n]+\r\nAuthorization\x3a\x20[^\r\n]+[\r\n]+$/H"
Special Options:
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http_method
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http_uri
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http_uri
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fast_pattern
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http_header