The example below shows how to rename a module being placed in the EAR file:
<build> <plugins> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-ear-plugin</artifactId> <version>2.6</version> <configuration> [...] <modules> <ejbModule> <groupId>artifactGroupId</groupId> <artifactId>artifactId</artifactId> <bundleFileName>anotherName-1.2.3.jar</bundleFileName> </ejbModule> </modules> </configuration> </plugin> </plugins> </build>