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win-install_google chrome_1.0.exe

Cyberservices B.V.

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application win-install_google chrome_1.0.exe by Cyberservices B.V has been detected as adware 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 OutBrowse Revenyou installer. With this installer, users are expecting to download Google's Chrome web browser but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
Cyberservices B.V.  (signed and verified)

MD5:
59cc924e3f458b9dfb1f334eefd2e2e6

SHA-1:
3ad856234788d7944ffc71d24cfcb0dc283c5eb6

SHA-256:
612fddc85252c9ada9c714abdbd6074ed81f3782a6ef4a791c5b35a59475a183

Scanner detections:
1 / 68

Status:
Adware

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:
1/13/2025 10:58:23 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.Cyberser.Bundler (M)
16.6.12.23

File size:
460.7 KB (471,720 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\win-install_google chrome_1.0.exe

Digital Signature
Signed by:
Cyberservices B.V.

Authority:
COMODO CA Limited

Valid from:
2/9/2014 10:00:00 PM

Valid to:
2/10/2016 9:59:59 PM

Subject:
CN=Cyberservices B.V., O=Cyberservices B.V., STREET=Keizersgracht 62-64 NL, L=Amsterdam, S=Nordholland, PostalCode=1015CS, C=NL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
797CAC4561E8B8B21910CD01E0002669

File PE Metadata
Compilation timestamp:
7/11/2014 4:40:11 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:dvWoBObcObcSkP+CVuVX1HxUMWtC7uVBo:x5IcI7s+1VFRzt7uVm

Entry address:
0x1CA34

Entry point:
E8, A0, 48, 00, 00, E9, 89, FE, FF, FF, CC, CC, 8B, 44, 24, 08, 8B, 4C, 24, 10, 0B, C8, 8B, 4C, 24, 0C, 75, 09, 8B, 44, 24, 04, F7, E1, C2, 10, 00, 53, F7, E1, 8B, D8, 8B, 44, 24, 08, F7, 64, 24, 14, 03, D8, 8B, 44, 24, 08, F7, E1, 03, D3, 5B, C2, 10, 00, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, 0C, DE, 42, 00, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF...
 
[+]

Code size:
171 KB (175,104 bytes)

The file win-install_google chrome_1.0.exe has been seen being distributed by the following URL.

https://downloadguidefactory.blob.core.windows.net/downloadguides/.../win-install_Google Chrome_1.0.exe

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