diff --git a/antidebug_antivm_index.yar b/antidebug_antivm_index.yar
index 38fa797..e921121 100644
--- a/antidebug_antivm_index.yar
+++ b/antidebug_antivm_index.yar
@@ -1,5 +1,5 @@
 /*
 Generated by Yara-Rules
-On 09-03-2021
+On 21-04-2021
 */
 include "./antidebug_antivm/antidebug_antivm.yar"
diff --git a/capabilities_index.yar b/capabilities_index.yar
index b0eefe4..81bf5da 100644
--- a/capabilities_index.yar
+++ b/capabilities_index.yar
@@ -1,5 +1,5 @@
 /*
 Generated by Yara-Rules
-On 09-03-2021
+On 21-04-2021
 */
 include "./capabilities/capabilities.yar"
diff --git a/crypto_index.yar b/crypto_index.yar
index 2f8c4f7..d733443 100644
--- a/crypto_index.yar
+++ b/crypto_index.yar
@@ -1,5 +1,5 @@
 /*
 Generated by Yara-Rules
-On 09-03-2021
+On 21-04-2021
 */
 include "./crypto/crypto_signatures.yar"
diff --git a/cve_rules_index.yar b/cve_rules_index.yar
index 4298d5a..e279fa8 100644
--- a/cve_rules_index.yar
+++ b/cve_rules_index.yar
@@ -1,6 +1,6 @@
 /*
 Generated by Yara-Rules
-On 09-03-2021
+On 21-04-2021
 */
 include "./cve_rules/CVE-2010-0805.yar"
 include "./cve_rules/CVE-2010-0887.yar"
diff --git a/email_index.yar b/email_index.yar
index 940a33a..17b541d 100644
--- a/email_index.yar
+++ b/email_index.yar
@@ -1,6 +1,6 @@
 /*
 Generated by Yara-Rules
-On 09-03-2021
+On 21-04-2021
 */
 include "./email/EMAIL_Cryptowall.yar"
 include "./email/Email_PHP_Mailer.yar"
diff --git a/exploit_kits_index.yar b/exploit_kits_index.yar
index b458111..d4992db 100644
--- a/exploit_kits_index.yar
+++ b/exploit_kits_index.yar
@@ -1,6 +1,6 @@
 /*
 Generated by Yara-Rules
-On 09-03-2021
+On 21-04-2021
 */
 include "./exploit_kits/EK_Angler.yar"
 include "./exploit_kits/EK_Blackhole.yar"
diff --git a/index.yar b/index.yar
index 695dcc9..200bc63 100644
--- a/index.yar
+++ b/index.yar
@@ -1,6 +1,6 @@
 /*
 Generated by Yara-Rules
-On 09-03-2021
+On 21-04-2021
 */
 include "./antidebug_antivm/antidebug_antivm.yar"
 include "./capabilities/capabilities.yar"
@@ -471,6 +471,7 @@ include "./packers/Javascript_exploit_and_obfuscation.yar"
 include "./packers/packer.yar"
 include "./packers/packer_compiler_signatures.yar"
 include "./packers/peid.yar"
+include "./packers/tweetable-polyglot-png.yar"
 include "./webshells/WShell_APT_Laudanum.yar"
 include "./webshells/WShell_ASPXSpy.yar"
 include "./webshells/WShell_ChinaChopper.yar"
diff --git a/index_w_mobile.yar b/index_w_mobile.yar
index 695dcc9..200bc63 100644
--- a/index_w_mobile.yar
+++ b/index_w_mobile.yar
@@ -1,6 +1,6 @@
 /*
 Generated by Yara-Rules
-On 09-03-2021
+On 21-04-2021
 */
 include "./antidebug_antivm/antidebug_antivm.yar"
 include "./capabilities/capabilities.yar"
@@ -471,6 +471,7 @@ include "./packers/Javascript_exploit_and_obfuscation.yar"
 include "./packers/packer.yar"
 include "./packers/packer_compiler_signatures.yar"
 include "./packers/peid.yar"
+include "./packers/tweetable-polyglot-png.yar"
 include "./webshells/WShell_APT_Laudanum.yar"
 include "./webshells/WShell_ASPXSpy.yar"
 include "./webshells/WShell_ChinaChopper.yar"
diff --git a/maldocs_index.yar b/maldocs_index.yar
index 7f27d5b..6c50934 100644
--- a/maldocs_index.yar
+++ b/maldocs_index.yar
@@ -1,6 +1,6 @@
 /*
 Generated by Yara-Rules
-On 09-03-2021
+On 21-04-2021
 */
 include "./maldocs/Maldoc_APT10_MenuPass.yar"
 include "./maldocs/Maldoc_APT19_CVE-2017-0199.yar"
diff --git a/malware_index.yar b/malware_index.yar
index 9e283af..e45712a 100644
--- a/malware_index.yar
+++ b/malware_index.yar
@@ -1,6 +1,6 @@
 /*
 Generated by Yara-Rules
-On 09-03-2021
+On 21-04-2021
 */
 include "./malware/000_common_rules.yar"
 include "./malware/APT_APT1.yar"
diff --git a/mobile_malware_index.yar b/mobile_malware_index.yar
index 590135d..3175e2e 100644
--- a/mobile_malware_index.yar
+++ b/mobile_malware_index.yar
@@ -1,4 +1,4 @@
 /*
 Generated by Yara-Rules
-On 09-03-2021
+On 21-04-2021
 */
diff --git a/packers_index.yar b/packers_index.yar
index 3f80949..727c0ad 100644
--- a/packers_index.yar
+++ b/packers_index.yar
@@ -1,6 +1,6 @@
 /*
 Generated by Yara-Rules
-On 09-03-2021
+On 21-04-2021
 */
 include "./packers/JJencode.yar"
 include "./packers/Javascript_exploit_and_obfuscation.yar"
diff --git a/webshells_index.yar b/webshells_index.yar
index 7bf6878..4a07dbb 100644
--- a/webshells_index.yar
+++ b/webshells_index.yar
@@ -1,6 +1,6 @@
 /*
 Generated by Yara-Rules
-On 09-03-2021
+On 21-04-2021
 */
 include "./webshells/WShell_APT_Laudanum.yar"
 include "./webshells/WShell_ASPXSpy.yar"