""ET TROJAN PurpleFox Backdoor/Rootkit Download Server Response M1""
SID: 2034856
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 2022_01_05, deployment Perimeter, malware_family PurpleFox, signature_severity Major, updated_at 2022_01_05
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: !80
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
-
Value: "HTTP/1.1 200 OK|0d 0a|Content-Type|3a 20|application/octet-stream|0d 0a|" Depth: 57
-
Value: "|0d 0a|Server|3a 20|HFS|20|"
-
Value: "Set-Cookie|3a 20|HFS_SID_="
-
Value: "|0d 0a 0d 0a|Rar!|1a 07 01 00|"
-
Value: "rundll3222.exe"
Within: 150
PCRE:
Special Options:
- fast_pattern