rule MAL_JS_EFile_Apr23_1 { meta: description = "Detects JavaScript malware used in eFile compromise" author = "Florian Roth" score = 75 reference = "https://twitter.com/Ax_Sharma/status/1643178696084271104/photo/1" date = "2023-04-06" id = "ba7a8b2c-789c-5bc5-be53-f2b92c7039e1" strings: $s1 = "let payload_chrome = " $s2 = "else if (agent.indexOf(\"firefox" condition: all of them } rule MAL_PHP_EFile_Apr23_1 { meta: description = "Detects malware " author = "Florian Roth" reference = "https://twitter.com/malwrhunterteam/status/1642988428080865281?s=12&t=C0_T_re0wRP_NfKa27Xw9w" date = "2023-04-06" score = 75 id = "d663b38e-b082-5cf7-9853-f4685bf3a87b" strings: $s1 = "mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff )" ascii $s2 = "C:\\\\ProgramData\\\\Browsers" ascii fullword $s3 = "curl_https($api_url." ascii condition: all of them }