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lyncentry.exe

Microsoft Corporation

This is a setup program which is used to install the application. The file has been seen being downloaded from download.microsoft.com and multiple other hosts.
Publisher:
Microsoft Corporation  (signed and verified)

Version:
15.0.4420.1017

MD5:
12baadcfc49de867894d43d175b6911c

SHA-1:
e702d1bdc63fa47accf49a9aeacb49bc970fbc35

SHA-256:
1e8bc04e82867f063b00919d3ddd6130e908d5aaddc1091af5c67051274ff91b

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)
Whitelisted  (by digital signature)

Analysis date:
12/29/2024 12:02:39 AM UTC  (today)

File size:
291.6 MB (305,770,584 bytes)

Product version:
15.0.4420.1017

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\lyncentry.exe

Digital Signature
Signed by:
Microsoft Corporation

Authority:
Microsoft Corporation

Valid from:
7/26/2012 2:50:41 PM

Valid to:
10/26/2013 2:50:41 PM

Subject:
CN=Microsoft Corporation, OU=MOPR, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

Issuer:
CN=Microsoft Code Signing PCA, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

Serial number:
3300000088590E3C511FE26A67000100000088

File PE Metadata
Compilation timestamp:
9/29/2012 11:45:41 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.10

CTPH (ssdeep):
6291456:CrjK6VfFNGQXmDolXDispznMCorQCzHaB:CrZJR8ox5zHt4S

Entry address:
0x2F3B3

Entry point:
E8, 58, 52, 00, 00, E9, 81, FE, FF, FF, 8B, FF, 55, 8B, EC, 5D, E9, D4, 05, 00, 00, 8B, FF, 51, C7, 01, C4, 9A, 40, 00, E8, D5, 52, 00, 00, 59, C3, 8B, FF, 55, 8B, EC, 56, 8B, F1, E8, E3, FF, FF, FF, F6, 45, 08, 01, 74, 07, 56, E8, CC, FF, FF, FF, 59, 8B, C6, 5E, 5D, C2, 04, 00, 8B, FF, 55, 8B, EC, 8B, 45, 08, 83, C1, 09, 51, 83, C0, 09, 50, E8, 0D, 53, 00, 00, F7, D8, 59, 1B, C0, 59, 40, 5D, C2, 04, 00, 8B, FF, 55, 8B, EC, 83, EC, 10, EB, 0D, FF, 75, 08, E8, 86, 53, 00, 00, 59, 85, C0, 74, 0F, FF, 75, 08...
 
[+]

Entropy:
7.9998  (probably packed)

Code size:
283 KB (289,792 bytes)

The file lyncentry.exe has been seen being distributed by the following 10 URLs.

https://download.microsoft.com/download/7/B/5/.../lyncentry.exe

https://www.foamortgage.com/.../ShowFile?FormId=1885

http://microsoft-lync-basic-2013.software.informer.com/.../

ftp://ftp.pfftp.owncloud.arvixe.com/.../Lync Communicator 32bit.exe

https://download.microsoft.com/download/4/5/3/.../lyncentry.exe

https://download.microsoft.com/download/8/7/E/.../lyncentry.exe

https://download.microsoft.com/download/F/E/3/.../lyncentry.exe

http://download.microsoft.com/download/4/5/3/.../lyncentry.exe

http://download.microsoft.com/download/F/E/3/.../lyncentry.exe

https://ida.its.queensu.ca/msoffice/.../lyncentry-32b.exe

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