""ET TROJAN Eternity Stealer Data Exfiltration Activity""

SID: 2036542

Revision: 4

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_05_06, deployment Perimeter, malware_family Eternity_Stealer, performance_impact Low, signature_severity Major, updated_at 2023_08_22, reviewed_at 2023_08_21

Reference:

  • md5

  • c4b46a2d0898e9ba438366f878cd74bd

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "/stealer/" Depth: 9

  • Value: "pwds="

  • Value: "cards="

  • Value: "wlts="

  • Value: "files="

  • Value: "user="

  • Value: "comp="

  • Value: "ip="

  • Value: "country="

  • Value: "city="

  • Value: "tag="

  • Value: "domains="

  • Value: "ad="

  • Value: ".onion|0d 0a|"

  • Value: "PK|03 04|"

  • Value: "Information.txt"

Within:

PCRE: "/^Host\x3a\x20[^\r\n]+\r\nContent-Length\x3a\x20[^\r\n]+\r\nExpect\x3a\x20[^\r\n]+\r\nProxy-Connection\x3a\x20[^\r\n]+[\r\n]+$/H"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_header

  • http_client_body

  • http_client_body

source