Should I block it?
No, this file is 100% safe to run.
 
 Additional versions
Additional versions
(Note, Hendrik Leppkes publishes each variation of this file with the same version, but the hashes are unique.)
 
Relationships
     
    
        avcodec-lav-55.dll
By Hendrik Leppkes (Signed)
| MD5: | 888f6e4eb8f6bfaaef43177eeea76da6 | 
| SHA1: | 087a9051085c7d5f89f1ce464102be19b6b10434 | 
| SHA256: | d3d03521e0bae599854ea5f3a6a0554e00d5eec07ecf18e9f722650f91182ffb | 
Overview
avcodec-lav-55.dll is loaded as dynamic link library that runs in the context of a process. The file is digitally signed by Hendrik Leppkes which was issued by the COMODO CA Limited certificate authority (CA).
 Details
Details
| File name: | avcodec-lav-55.dll | 
| Typical file path: | C:\windows\syswow64\avcodec-lav-55.dll | 
| Size: | 7.43 MB (7,788,672 bytes) | 
| Certificate | 
| Issued to: | Hendrik Leppkes | 
| Authority (CA): | COMODO CA Limited | 
| Effective date: | Sunday, November 4, 2012 | 
| Expiration date: | Wednesday, November 5, 2014 | 
| Digital DNA | 
| PE subsystem: | Windows Console | 
| File packed: | No | 
| Code language: | Microsoft Visual C++ | 
| .NET CLR: | No | 
More details
 Distribution by Windows OS
Distribution by Windows OS
| OS version | distribution | 
| Windows 7 Ultimate | 33.33% |  | 
| Windows 8 | 33.33% |  | 
| Windows 7 Home Premium | 33.33% |  | 
 Distribution by country
Distribution by country
Vietnam installs about 33.33% of avcodec-lav-55.dll.
 Distribution by PC manufacturer
Distribution by PC manufacturer
| PC Manufacturer | distribution | 
| GIGABYTE | 50.00% |  | 
| Hewlett-Packard | 50.00% |  |