Possible hack attempts from *.opera-mini.net ?

  • I have this filling up my Apache logfile 24/7 and it always comes from *.opera-mini.net hosts. Is this really a hack attempt or a false positive?

    ModSecurity: Access denied with connection close (phase 2). Pattern match "(?:\\b(?:(?:n(?:et(?:\\b\\W+?\\blocalgroup|\\.exe)|(?:map|c)\\.exe)|t(?:racer(?:oute|t)|elnet\\.exe|clsh8?|ftp)|(?:w(?:guest|sh)|rcmd|ftp)\\.exe|echo\\b\\W*?\\by+)\\b|c(?:md(?:(?:32)?\\.exe\\b|\\b\\W*?\\/c)|d(?:\\b\\W*?[\\\\/]|\\W*?\\.\\.)|hmod.{0,40}? ..." at REQUEST_HEADERS:User-Agent. [file "/usr/local/apache/conf/modsec2.user.conf"] [line "143"] [id "1234123446"] [msg "System Command Injection"] [data "; id"] [severity "CRITICAL"] [tag "WEB_ATTACK/COMMAND_INJECTION"] [hostname "www.mysite.com"] [uri "/"] [unique_id "U6xFmUKT6CAAAGJHYwgAAAKP"]

  • It's like every couple minutes same thing flooding my logs:

    [Thu Jun 26 20:21:06 2014] [error] [client 82.145.217.121] ModSecurity: Access denied with connection close (phase 2). Pattern match "(?:\\b(?:(?:n(?:et(?:\\b\\W+?\\blocalgroup|\\.exe)|(?:map|c)\\.exe)|t(?:racer(?:oute|t)|elnet\\.exe|clsh8?|ftp)|(?:w(?:guest|sh)|rcmd|ftp)\\.exe|echo\\b\\W*?\\by+)\\b|c(?:md(?:(?:32)?\\.exe\\b|\\b\\W*?\\/c)|d(?:\\b\\W*?[\\\\/]|\\W*?\\.\\.)|hmod.{0,40}? ..." at REQUEST_HEADERS:User-Agent. [file "/usr/local/apache/conf/modsec2.user.conf"] [line "143"] [id "1234123446"] [msg "System Command Injection"] [data "; id"] [severity "CRITICAL"] [tag "WEB_ATTACK/COMMAND_INJECTION"] [hostname "www.mysite.com"] [uri "/"] [unique_id "U6xWgkKT6CAAAGyng08AAAGR"]
    [Thu Jun 26 20:21:07 2014] [error] [client 82.145.217.121] ModSecurity: Access denied with connection close (phase 2). Pattern match "(?:\\b(?:(?:n(?:et(?:\\b\\W+?\\blocalgroup|\\.exe)|(?:map|c)\\.exe)|t(?:racer(?:oute|t)|elnet\\.exe|clsh8?|ftp)|(?:w(?:guest|sh)|rcmd|ftp)\\.exe|echo\\b\\W*?\\by+)\\b|c(?:md(?:(?:32)?\\.exe\\b|\\b\\W*?\\/c)|d(?:\\b\\W*?[\\\\/]|\\W*?\\.\\.)|hmod.{0,40}? ..." at REQUEST_HEADERS:User-Agent. [file "/usr/local/apache/conf/modsec2.user.conf"] [line "143"] [id "1234123446"] [msg "System Command Injection"] [data "; id"] [severity "CRITICAL"] [tag "WEB_ATTACK/COMMAND_INJECTION"] [hostname "www.mysite.com"] [uri "/"] [unique_id "U6xWg0KT6CAAAG51IU0AAAEC"]
    [Thu Jun 26 20:21:08 2014] [error] [client 82.145.217.121] ModSecurity: Access denied with connection close (phase 2). Pattern match "(?:\\b(?:(?:n(?:et(?:\\b\\W+?\\blocalgroup|\\.exe)|(?:map|c)\\.exe)|t(?:racer(?:oute|t)|elnet\\.exe|clsh8?|ftp)|(?:w(?:guest|sh)|rcmd|ftp)\\.exe|echo\\b\\W*?\\by+)\\b|c(?:md(?:(?:32)?\\.exe\\b|\\b\\W*?\\/c)|d(?:\\b\\W*?[\\\\/]|\\W*?\\.\\.)|hmod.{0,40}? ..." at REQUEST_HEADERS:User-Agent. [file "/usr/local/apache/conf/modsec2.user.conf"] [line "143"] [id "1234123446"] [msg "System Command Injection"] [data "; id"] [severity "CRITICAL"] [tag "WEB_ATTACK/COMMAND_INJECTION"] [hostname "www.mysite.com"] [uri "/"] [unique_id "U6xWhEKT6CAAAG51IU4AAAEV"]
    [Thu Jun 26 20:21:08 2014] [error] [client 82.145.217.121] ModSecurity: Access denied with connection close (phase 2). Pattern match "(?:\\b(?:(?:n(?:et(?:\\b\\W+?\\blocalgroup|\\.exe)|(?:map|c)\\.exe)|t(?:racer(?:oute|t)|elnet\\.exe|clsh8?|ftp)|(?:w(?:guest|sh)|rcmd|ftp)\\.exe|echo\\b\\W*?\\by+)\\b|c(?:md(?:(?:32)?\\.exe\\b|\\b\\W*?\\/c)|d(?:\\b\\W*?[\\\\/]|\\W*?\\.\\.)|hmod.{0,40}? ..." at REQUEST_HEADERS:User-Agent. [file "/usr/local/apache/conf/modsec2.user.conf"] [line "143"] [id "1234123446"] [msg "System Command Injection"] [data "; id"] [severity "CRITICAL"] [tag "WEB_ATTACK/COMMAND_INJECTION"] [hostname "www.mysite.com"] [uri "/"] [unique_id "U6xWhEKT6CAAAG76d1gAAADE"]
    [Thu Jun 26 20:29:28 2014] [error] [client 112.215.36.144] ModSecurity: Access denied with connection close (phase 2). Pattern match "(?:\\b(?:(?:n(?:et(?:\\b\\W+?\\blocalgroup|\\.exe)|(?:map|c)\\.exe)|t(?:racer(?:oute|t)|elnet\\.exe|clsh8?|ftp)|(?:w(?:guest|sh)|rcmd|ftp)\\.exe|echo\\b\\W*?\\by+)\\b|c(?:md(?:(?:32)?\\.exe\\b|\\b\\W*?\\/c)|d(?:\\b\\W*?[\\\\/]|\\W*?\\.\\.)|hmod.{0,40}? ..." at REQUEST_HEADERS:User-Agent. [file "/usr/local/apache/conf/modsec2.user.conf"] [line "143"] [id "1234123446"] [msg "System Command Injection"] [data "; id"] [severity "CRITICAL"] [tag "WEB_ATTACK/COMMAND_INJECTION"] [hostname "www.mysite.com"] [uri "/"] [unique_id "U6xYeEKT6CAAAHCIzMcAAAJN"]
    [Thu Jun 26 20:29:28 2014] [error] [client 112.215.36.144] ModSecurity: Access denied with connection close (phase 2). Pattern match "(?:\\b(?:(?:n(?:et(?:\\b\\W+?\\blocalgroup|\\.exe)|(?:map|c)\\.exe)|t(?:racer(?:oute|t)|elnet\\.exe|clsh8?|ftp)|(?:w(?:guest|sh)|rcmd|ftp)\\.exe|echo\\b\\W*?\\by+)\\b|c(?:md(?:(?:32)?\\.exe\\b|\\b\\W*?\\/c)|d(?:\\b\\W*?[\\\\/]|\\W*?\\.\\.)|hmod.{0,40}? ..." at REQUEST_HEADERS:User-Agent. [file "/usr/local/apache/conf/modsec2.user.conf"] [line "143"] [id "1234123446"] [msg "System Command Injection"] [data "; id"] [severity "CRITICAL"] [tag "WEB_ATTACK/COMMAND_INJECTION"] [hostname "www.mysite.com"] [uri "/"] [unique_id "U6xYeEKT6CAAAGzkGO4AAAIU"]
    [Thu Jun 26 20:34:26 2014] [error] [client 82.145.216.156] ModSecurity: Access denied with connection close (phase 2). Pattern match "(?:\\b(?:(?:n(?:et(?:\\b\\W+?\\blocalgroup|\\.exe)|(?:map|c)\\.exe)|t(?:racer(?:oute|t)|elnet\\.exe|clsh8?|ftp)|(?:w(?:guest|sh)|rcmd|ftp)\\.exe|echo\\b\\W*?\\by+)\\b|c(?:md(?:(?:32)?\\.exe\\b|\\b\\W*?\\/c)|d(?:\\b\\W*?[\\\\/]|\\W*?\\.\\.)|hmod.{0,40}? ..." at REQUEST_HEADERS:User-Agent. [file "/usr/local/apache/conf/modsec2.user.conf"] [line "143"] [id "1234123446"] [msg "System Command Injection"] [data "; id"] [severity "CRITICAL"] [tag "WEB_ATTACK/COMMAND_INJECTION"] [hostname "mysite.com"] [uri "/offer/images/rot4s.png"] [unique_id "U6xZokKT6CAAAHFEIC4AAACI"]
    [Thu Jun 26 20:34:27 2014] [error] [client 82.145.216.156] ModSecurity: Access denied with connection close (phase 2). Pattern match "(?:\\b(?:(?:n(?:et(?:\\b\\W+?\\blocalgroup|\\.exe)|(?:map|c)\\.exe)|t(?:racer(?:oute|t)|elnet\\.exe|clsh8?|ftp)|(?:w(?:guest|sh)|rcmd|ftp)\\.exe|echo\\b\\W*?\\by+)\\b|c(?:md(?:(?:32)?\\.exe\\b|\\b\\W*?\\/c)|d(?:\\b\\W*?[\\\\/]|\\W*?\\.\\.)|hmod.{0,40}? ..." at REQUEST_HEADERS:User-Agent. [file "/usr/local/apache/conf/modsec2.user.conf"] [line "143"] [id "1234123446"] [msg "System Command Injection"] [data "; id"] [severity "CRITICAL"] [tag "WEB_ATTACK/COMMAND_INJECTION"] [hostname "mysite.com"] [uri "/offer/images/rot4s.png"] [unique_id "U6xZo0KT6CAAAGfAMPcAAABV"]
    [Thu Jun 26 20:34:27 2014] [error] [client 82.145.216.156] ModSecurity: Access denied with connection close (phase 2). Pattern match "(?:\\b(?:(?:n(?:et(?:\\b\\W+?\\blocalgroup|\\.exe)|(?:map|c)\\.exe)|t(?:racer(?:oute|t)|elnet\\.exe|clsh8?|ftp)|(?:w(?:guest|sh)|rcmd|ftp)\\.exe|echo\\b\\W*?\\by+)\\b|c(?:md(?:(?:32)?\\.exe\\b|\\b\\W*?\\/c)|d(?:\\b\\W*?[\\\\/]|\\W*?\\.\\.)|hmod.{0,40}? ..." at REQUEST_HEADERS:User-Agent. [file "/usr/local/apache/conf/modsec2.user.conf"] [line "143"] [id "1234123446"] [msg "System Command Injection"] [data "; id"] [severity "CRITICAL"] [tag "WEB_ATTACK/COMMAND_INJECTION"] [hostname "mysite.com"] [uri "/offer/images/rot4s.png"] [unique_id "U6xZo0KT6CAAAG-WZ34AAAAW"]
    [Thu Jun 26 20:34:27 2014] [error] [client 82.145.216.156] ModSecurity: Access denied with connection close (phase 2). Pattern match "(?:\\b(?:(?:n(?:et(?:\\b\\W+?\\blocalgroup|\\.exe)|(?:map|c)\\.exe)|t(?:racer(?:oute|t)|elnet\\.exe|clsh8?|ftp)|(?:w(?:guest|sh)|rcmd|ftp)\\.exe|echo\\b\\W*?\\by+)\\b|c(?:md(?:(?:32)?\\.exe\\b|\\b\\W*?\\/c)|d(?:\\b\\W*?[\\\\/]|\\W*?\\.\\.)|hmod.{0,40}? ..." at REQUEST_HEADERS:User-Agent. [file "/usr/local/apache/conf/modsec2.user.conf"] [line "143"] [id "1234123446"] [msg "System Command Injection"] [data "; id"] [severity "CRITICAL"] [tag "WEB_ATTACK/COMMAND_INJECTION"] [hostname "mysite.com"] [uri "/offer/images/rot4s.png"] [unique_id "U6xZo0KT6CAAAG-WZ4AAAAAF"]

  • Can you send me the logs at gregd [at] opera [dot] com

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