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flash_ma2_0_9509_176681_gc.exe

Start Install

The application flash_ma2_0_9509_176681_gc.exe by Start Install has been detected as adware by 8 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:
2d25fa04cc95b275cd09efbcdd6df710

SHA-1:
e09958d113c37830d320710044460321c90bf2ac

SHA-256:
07b512fb6d93852a246a61e2c269698970a1c024bc8d6f1cc26d1461962b7bb9

Scanner detections:
8 / 68

Status:
Adware

Explanation:
Uses the InstallMonetizer distribution platform to bundle adware.

Analysis date:
4/26/2024 1:58:05 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Malware-gen
140813-1

AVG
Generic
2015.0.3383

ESET NOD32
Win32/InstallMonetizer.BC potentially unwanted application
7.0.302.0

McAfee
Artemis!825CA0F03F29
5600.7039

Reason Heuristics
PUP.StartInstall.AA
14.8.14.0

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.14812

Trend Micro House Call
Suspici.D4722E90
7.2.226

VIPRE Antivirus
Threat.4150696
32186

File size:
470.1 KB (481,416 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\flash_ma2_0_9509_176681_gc.exe

Digital Signature
Signed by:
Start Install

Authority:
COMODO CA Limited

Valid from:
1/27/2014 8:00:00 AM

Valid to:
1/28/2015 7:59:59 AM

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:
12/6/2009 6:52:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:kvp5UkallMCBVExzqp8BbJd5AgAVybJd5A8w:iUkalWC7ExpBbJd5AgAVybJd5A8w

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:
7.6514

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file flash_ma2_0_9509_176681_gc.exe has been seen being distributed by the following 2 URLs.

http://www.cooct13hen.com/download_codesign_v1.php?id=mH59eQ==&subid=176681

http://secure.ilandcachecdn.com/nsi/.../Flash_MA2_0_9509_176681_GC.exe

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