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chrome_cp_03_8961_170839_gc.exe

Start Install

The application chrome_cp_03_8961_170839_gc.exe by Start Install has been detected as adware by 11 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The installer uses the InstallMonetizer platform which will donwload and install adware toolbars and other potentially unwanted software offers during setup. The file has been seen being downloaded from www.cooct13hen.com and multiple other hosts.
Publisher:
Start Install  (signed and verified)

MD5:
c927a1c6d77e3da1264ea7269956e3c1

SHA-1:
448850f1783f31dbd5236d802256a27c9be9d5e9

SHA-256:
0591b996a3d66c07593ca01e1947592433420a519384d481dcd6894094b33b20

Scanner detections:
11 / 68

Status:
Adware

Explanation:
Uses the InstallMonetizer distribution platform to bundle adware.

Analysis date:
11/5/2024 10:34:15 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

Avira AntiVirus
APPL/Downloader.Gen
7.11.174.4

avast!
InstMonetizer-AW [PUP]
140908-2

AVG
Generic
2015.0.3342

ESET NOD32
Win32/InstallMonetizer.AZ potentially unwanted application
7.0.302.0

F-Prot
W32/A-7ef4cf83
v6.4.7.1.166

NANO AntiVirus
Riskware.Nsis.Toolbar.cvzrwd
0.28.2.62286

Qihoo 360 Security
HEUR/Malware.QVM06.Gen
1.0.0.1015

Reason Heuristics
PUP.StartInstall.BB
14.9.23.21

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.14921

VIPRE Antivirus
Threat.4786532
32938

File size:
516.5 KB (528,936 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\chrome_cp_03_8961_170839_gc.exe

Digital Signature
Signed by:
Start Install

Authority:
COMODO CA Limited

Valid from:
1/26/2014 6:00:00 PM

Valid to:
1/27/2015 5:59:59 PM

Subject:
CN=Start Install, O=Start Install, STREET=5655 Silver Creek Valley Road, L=San Jose, S=CA/Santa Clara, PostalCode=95138, C=US

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

Serial number:
4A35F3F064DE91E511E0079B2961EAAF

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:c5a8WIuuLXarbMm7pYMCB8gfxkansUp8BbJd5A5AatQ4VbJd5A81:c5YByKXPZCdfxkaszBbJd5A5AatQ4VbN

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:
7.6755

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file chrome_cp_03_8961_170839_gc.exe has been seen being distributed by the following 2 URLs.

http://www.cooct13hen.com/download_codesign_v1.php?id=l4KDcQ==&subid=170839

http://secure.rocketdlgo.com/nsi/.../Chrome_CP_03_8961_170839_GC.exe

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