Versions

8.15.10.2858	2.22%
8.15.10.2827	4.44%
8.15.10.2752	2.22%
8.15.10.2712	4.44%
8.15.10.2696	6.67%
8.15.10.2626	2.22%
8.15.10.2622	11.11%
8.15.10.2559	8.89%
8.15.10.2476	4.44%
8.15.10.2353	4.44%
8.15.10.2342	8.89%
8.15.10.2312	2.22%
8.15.10.2291	2.22%
8.15.10.2279	4.44%
8.15.10.2246	2.22%
8.15.10.1892	4.44%
8.15.10.1883	2.22%
8.15.10.1872	2.22%
8.15.10.1855	2.22%
8.15.10.1840	2.22%
8.14.8.1091	2.22%
8.14.8.1075	4.44%
8.14.8.1065	6.67%
8.14.8.1064	2.22%

igdumd32.dll has 24 known versions, the most recent one is 8.15.10.2858. The average file size is about 4.61 MB. It is an authenticode code-signed executable issued to Microsoft Windows PE 3 by the certification authority Microsoft Digital Media Subordinate CA 2012. The programs Intel(R) Graphics Media Accelerator Driver, XVIntelVGASetup and Intel Graphics Media Accelerator Driver have been observed as installing specific variations of igdumd32.dll.

LDDM User Mode Driver for the Intel Graphics Media Accelerator, or GMA, is a series of Intel integrated graphics processors built into various motherboard chipsets. These integrated graphics products allow a PC to be built without a separate graphics card, which can reduce cost, power consumption and noise. They rely on the a PC's main memory for storage, which imposes a performance penalty, as both the CPU and GPU have to access memory over the same bus.