""ET TROJAN MalDoc Retrieving msiexec Commands via DNS TXT""

SID: 2029607

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_03_11, deployment Perimeter, signature_severity Major, updated_at 2020_03_11

Reference:

  • md5

  • 029e926243feed488754cd21a69b5528

Protocol: udp

Source Network: any

Source Port: 53

Destination Network: $HOME_NET

Destination Port: any

Flow:

Contents:

  • Value: "|00 01 00 01 00 00 00 00|" Depth: 8 Offset: 4

  • Value: "|00 10|"

  • Value: "msiexec|20 2f|"

Within: 40

PCRE:

Special Options:

  • fast_pattern

  • nocase

source