""ET TROJAN Win32/ViperSoftX Stealer Activity M3 (POST)""
SID: 2040139
Revision: 1
Class Type: trojan-activity
Metadata: attack_target Client_Endpoint, created_at 2022_11_28, deployment Perimeter, malware_family ViperSoftX, signature_severity Major, updated_at 2022_11_28
Reference:
-
md5
-
d8f4fde20adbf45cff5c5413ef4b855d
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: $HTTP_PORTS
Flow: established,to_server
Contents:
-
Value: "X-User-Agent|3a 20|"
-
Value: "POST /connect HTTP/1.1"
Within:
PCRE: "/^X-User-Agent\x3a\x20[^\r\n]+\r\nHost\x3a\x20[^\r\n]+\r\nContent-Length\x3a\x20[^\r\n]+\r\nConnection\x3a\x20[^\r\n]+[\r\n]+$/H"
Special Options:
-
fast_pattern
-
http_header