Versions

6, 20, 5, 1	0.31%
6, 20, 1, 2	2.15%
6, 19, 5, 1	1.53%
6, 18, 14, 1	1.53%
6, 18, 9, 1	0.92%
6, 18, 5, 1	3.07%
6, 18, 3, 1	1.23%
6, 17, 12, 1	3.99%
6, 17, 9, 1	1.84%
6, 17, 8, 1	4.29%
6, 17, 7, 1	0.31%
6, 17, 6, 1	0.31%
6, 17, 4, 1	0.31%
6, 17, 2, 1	1.53%
6, 17, 1, 1	3.68%
6, 16, 3, 1	2.45%
6, 16, 2, 1	0.31%
6, 16, 1, 2	0.92%
6, 15, 15, 1	2.76%
6, 15, 10, 1	1.84%
6, 15, 8, 1	0.31%
6, 15, 7, 1	1.53%
6, 15, 5, 1	2.76%
6, 15, 1, 1	5.83%
6, 14, 5, 1	4.60%
6, 14, 3, 1	1.84%
6, 14, 2, 1	0.92%
6, 14, 1, 1	2.15%
6, 12, 26, 3	5.21%
6, 12, 25, 1	1.53%
6, 12, 23, 1	2.76%
6, 12, 21, 1	3.68%
6, 12, 15, 1	2.15%
6, 12, 11, 1	0.31%
6, 12, 10, 1	2.76%
6, 12, 5, 1	0.92%
6, 11, 7, 1	3.68%
6, 11, 5, 1	1.53%
6, 10, 2, 1	2.15%
6, 9, 3, 1	0.31%
6, 7, 12, 1	7.67%
6, 7, 11, 1	0.31%
6, 7, 7, 1	1.53%
6, 7, 1, 1	3.68%
6, 5, 15, 1	0.31%
6, 5, 12, 1	1.53%
6, 5, 8, 1	0.31%
6, 5, 5, 1	0.92%
6, 5, 3, 2	0.31%
6, 5, 2, 1	0.31%
6, 4, 2, 1	0.92%

There are 51 versions of idmiecc.dll in the wild, the latest version being 6, 20, 5, 1. It is integrated as a plugin to Internet Explorer as a Browser Helper Object, often without any obvious user interface, and will load for each instance of IE. The average file size is about 304.15 KB. The file is a digitally signed and issued to Tonec Inc. by VeriSign. The programs Internet Download Manager, Windows Internet Explorer 8 and IDM Patch 6.25 build 03 have been observed as installing specific variations of idmiecc.dll.

Internet Download Manager (also called IDM) is a shareware download manager that supports batch downloads. IDM supports Internet Explorer, Opera, Apple Safari, Google Chrome and Mozilla Firefox.