office2.exe

CPC NET ADVERTISING LLC

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application office2.exe by CPC NET ADVERTISING has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the installCore installer. The file has been seen being downloaded from cdn.adsearchesfiles.com.
Publisher:
CPC NET ADVERTISING LLC  (signed and verified)

MD5:
f887fb3ac8d45dd705ed3739675af676

SHA-1:
5f205eb0e8804d574d0910e63deb9d9d04f2d2d7

SHA-256:
e526572c2781c729e598fb97b5ee7038cec474b534772f4ab91b4d863e6a78f3

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/26/2024 3:17:57 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.12.6.3

File size:
761.5 KB (779,776 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\office2.exe

Digital Signature
Authority:
Thawte, Inc.

Valid from:
4/7/2014 2:00:00 AM

Valid to:
11/28/2015 12:59:59 AM

Subject:
CN=CPC NET ADVERTISING LLC, O=CPC NET ADVERTISING LLC, L=NEW CASTLE, S=DELAWARE, C=US

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
402E903377FE117E487BC9F63BC243C8

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:ZZFavnXqe3wd/HJfq3fa50k2ZVoC9TcQPfScEOf/sCcor0Or3lOFURn0ufhn0TUj:ZZFeaeelEi0k2ZV/TcQlNf0CP0O6cn0e

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, BF, A9, FF, FF, E8, 5E, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file office2.exe has been seen being distributed by the following URL.

http://cdn.adsearchesfiles.com/?ic_user_id=745

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