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Bootstrapper.exe

Microsoft Office

Microsoft Corporation

Publisher:
Microsoft Corporation  (signed and verified)

Product:
Microsoft Office

Description:
Microsoft Office Click-to-Run

Version:
15.0.4649.1000

MD5:
1b9037b833d0133493d738167363bebc

SHA-1:
bb189875fb02380b1b8a852b4fb6f360bf4f4709

SHA-256:
7c58de250cc396d1725393663d5f2c9dc50c5087faabd1565644a7082140a5a6

Scanner detections:
0 / 68

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

Analysis date:
4/23/2024 9:13:22 PM UTC  (today)

File size:
1 MB (1,054,896 bytes)

Product version:
15.0.4649.1000

Original file name:
Bootstrapper.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\internet explorer\downloaded Program Files\microsoft office 15\bootstrapper.exe

Digital Signature
Signed by:
Microsoft Corporation

Authority:
Microsoft Corporation

Valid from:
4/22/2014 12:39:00 PM

Valid to:
7/22/2015 12:39:00 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:
33000000CA6CD5321235C4E1550001000000CA

File PE Metadata
Compilation timestamp:
8/12/2014 12:22:37 AM

OS version:
5.2

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.10

CTPH (ssdeep):
24576:Dt7dZuu5viufSVjB3m89ot2IgHFi5QG+wzjuNPBA6Qb0g:Dtzuu5qGgk2IglH4uJVQwg

Entry address:
0x5D823

Entry point:
E8, 19, 53, 00, 00, E9, 81, FE, FF, FF, 8B, FF, 55, 8B, EC, 5D, E9, 51, 12, 00, 00, 8B, FF, 55, 8B, EC, 51, 53, 56, 8B, 35, A4, 11, 40, 00, 57, FF, 35, 68, DD, 4D, 00, FF, D6, FF, 35, 64, DD, 4D, 00, 8B, D8, 89, 5D, FC, FF, D6, 8B, F0, 3B, F3, 0F, 82, 81, 00, 00, 00, 8B, FE, 2B, FB, 8D, 47, 04, 83, F8, 04, 72, 75, 53, E8, 43, 54, 00, 00, 8B, D8, 8D, 47, 04, 59, 3B, D8, 73, 48, B8, 00, 08, 00, 00, 3B, D8, 73, 02, 8B, C3, 03, C3, 3B, C3, 72, 0F, 50, FF, 75, FC, E8, D1, 53, 00, 00, 59, 59, 85, C0, 75, 16, 8D...
 
[+]

Entropy:
6.1683

Code size:
844 KB (864,256 bytes)

The file Bootstrapper.exe has been seen being distributed by the following 3 URLs.

https://o15.officeredir.microsoft.com/.../rlidJolokiaIE?clid=en-US

https://officecdn.vo.msecnd.net/pr/39168D7E-077B-48E7-872C-B232C3E72675/Office/.../office_en-us_.exe

https://r.office.microsoft.com/.../rlidJolokiaIE?p1=rtm&clid=1033

herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.