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installer_adobe_reader_english.exe

Click To Start

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application installer_adobe_reader_english.exe by Click To Start has been detected as adware by 21 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent. The file has been seen being downloaded from adobe-reader.begin.pro.
Publisher:
Click To Start  (signed and verified)

MD5:
dbe3a9850bdc4351b4c6438be79b2329

SHA-1:
5190f5cdf0b94988b10cce7ded429ff89d85b540

SHA-256:
d00eda5887919b3cf67a333e573ee005cd04b4ea124d3088c050e886f416a461

Scanner detections:
21 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
5/19/2024 1:19:32 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Application.Bundler.Outbrowse.V
6406276

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.02.12

Avira AntiVirus
APPL/Downloader.Gen
7.11.209.190

avast!
Malware-gen
150101-1

AVG
Generic
2016.0.3201

Bitdefender
MemScan:Application.Bundler.Outbrowse.V
1.0.20.210

Comodo Security
Application.Win32.OutBrowse.MQPC
21044

Dr.Web
Trojan.OutBrowse.51
9.0.1.05190

Emsisoft Anti-Malware
MemScan:Application.Bundler.Outbrowse.V
9.0.0.4799

ESET NOD32
Win32/OutBrowse.BK potentially unwanted application
7.0.302.0

F-Secure
Riskware.MemScan:Application.Bundler.Outbrowse
5.13.68

G Data
MemScan:Application.Bundler.Outbrowse
15.2.25

K7 AntiVirus
Unwanted-Program
13.194.14941

Malwarebytes
PUP.Optional.OutBrowse
v2015.02.11.06

McAfee
Program.Adware-OutBrowse.c
16.8.708.2

MicroWorld eScan
MemScan:Application.Bundler.Outbrowse.V
16.0.0.126

NANO AntiVirus
Trojan.Win32.OutBrowse.dlwssj
0.30.0.65070

Reason Heuristics
PUP.Outbrowse
15.2.11.18

Trend Micro House Call
Suspici.202D3B0F
7.2.42

VIPRE Antivirus
Threat.4150696
36694

File size:
564.8 KB (578,400 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
Click To Start

Authority:
GlobalSign nv-sa

Valid from:
12/5/2014 1:30:02 AM

Valid to:
12/6/2015 1:30:02 AM

Subject:
CN=Click To Start, O=Click To Start, L=Dublin, C=IE

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121A4ADB181C788DD5B27571502842584B8

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:ZJTOx8NsfGVdNXIeV4pBRlz7DdsPDCIlTEE5+++4O2l:ZJq8NlVHXIeV4TzmDr5++hl

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, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9729

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://adobe-reader.begin.pro/.../download?p=CA-7SEARCH&kw=adobe reader

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