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oovoo.exe

great apps tLd

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application oovoo.exe by great apps tLd 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. The file has been seen being downloaded from download-file.downloadzone.org.
Publisher:
great apps tLd  (signed and verified)

MD5:
3abc634bd103f780dd6710b8d154898a

SHA-1:
d06576e62ff29b0f323b6f5c44ff880b78d54917

SHA-256:
feb41fd7f15f32423e5b7261634fd951819e939ecb887dcc009e19a93385de38

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:
12/24/2024 5:03:48 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.greatappstLd.Bundler (M)
16.1.3.0

File size:
577.5 KB (591,312 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
great apps tLd

Authority:
thawte, Inc.

Valid from:
2/7/2015 6:00:00 PM

Valid to:
1/27/2016 5:59:59 PM

Subject:
CN=great apps tLd, O=great apps tLd, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
13046544502E4EAC8007F64AEAFAE5C4

File PE Metadata
Compilation timestamp:
12/5/2009 4:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:oWBKLZ/gE+ND584/D7hICdVTrGtKDpCIrCcEPvjuLKuwz:oWAZ/gE+thvcIGHD

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9428

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://download-file.downloadzone.org/download/215/.../

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