""ET TROJAN Suckfly/Nidiran Backdoor DNS Lookup""
SID: 2022626
Revision: 2
Class Type: trojan-activity
Metadata: created_at 2016_03_16, updated_at 2019_08_28
Reference:
Protocol: udp
Source Network: $HOME_NET
Source Port: any
Destination Network: any
Destination Port: 53
Flow:
Contents:
-
Value: "|01|" Depth: 1 Offset: 2
-
Value: "|00 01 00 00 00 00 00|"
-
Value: "|19|microsoft-security-center|03|com|00|"
Within: 7
PCRE:
Special Options:
-
nocase
-
fast_pattern