""ET TROJAN Observed Nemty Ransomware Payment Page""
SID: 2029291
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_01_17, deployment Perimeter, former_category MALWARE, malware_family Nemty, signature_severity Major, tag Ransomware, updated_at 2020_01_17, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact
Reference:
Protocol: tcp
Source Network: $EXTERNAL_NET
Source Port: $HTTP_PORTS
Destination Network: $HOME_NET
Destination Port: any
Flow: established,to_client
Contents:
-
Value: "200"
-
Value: "Content-Type|3a 20|text/html"
-
Value: "
Ransom " -
Value: ">Your files are encrypted?<"
-
Value: ">Upload NEMTY_"
Within:
PCRE:
Special Options:
-
http_stat_code
-
http_header
-
file_data
-
fast_pattern