""ET TROJAN Backdoor.Win32.PcClient.bal CnC (OUTBOUND)""

SID: 2019204

Revision: 11

Class Type: trojan-activity

Metadata: created_at 2014_09_22, updated_at 2021_08_02

Reference:

  • md5

  • 16549f8a09fd5724f2107a8f18dca10b

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: ![445,139]

Flow: to_server,established

Contents:

  • Value: "|18 18|" Depth: 2 Offset: 2

  • Value: !"|18 18|"

  • Value: "|18 18|"

  • Value: !"|18 18|"

  • Value: "|18 18 18 18 18 18 18 18 18 18 18 18 18 18 18 18 18 18 18 18|"

Within: 2

PCRE: "/[^\x18][^\x44\x32\x33\x25\x64\x22\x23\x3a\x27\x24\x26\x34\x3b\x12][\x20\x21\x28-\x2f\x70-\x77\x79-\x7f\x60-\x63\x65\x66\x67-\x6f\x50-\x5f\x40-\x42\x46-\x4f\x30\x31\x35\x36\x38\x3e\x39\x3b]{1,14}\x18/R"

Special Options:

source