""ET TROJAN Vidar Stealer Form Exfil""

SID: 2054495

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, tls_state plaintext, created_at 2024_07_15, deployment Perimeter, malware_family VidarStealer, confidence High, signature_severity Major, updated_at 2024_07_15

Reference:

  • md5

  • 8bea4ed23c54744533c32994e6c88deb

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "Content|2d|Disposition|3a 20|form|2d|data|3b 20|name|3d 22|token|22|"

  • Value: "Content|2d|Disposition|3a 20|form|2d|data|3b 20|name|3d 22|build|5f|id|22|"

  • Value: "file_name"

  • Value: "Content|2d|Disposition|3a 20|form|2d|data|3b 20|name|3d 22|file|5f|data|22 0d 0a 0d 0a|UEs"

  • Value: "POST|20 2f 20|" Depth: 7

Within:

PCRE:

Special Options:

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

source