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ocmainpack.exe

Cool Mirage ltd.

This is the setup program for CoolMirage, a potentially unwanted program (PUP) that display ads on the computer. The application ocmainpack.exe by Cool Mirage ltd has been detected as adware by 6 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The setup installer will bundle multiple adware offers during download and setup (based on the user's geographical location) including toolbars, extensions and coupon utilities. The file has been seen being downloaded from www1.installsfiles.com.
Publisher:
Cool Mirage ltd.  (signed and verified)

MD5:
383d1fee7ccdf955a174e43490573e86

SHA-1:
c0be8e6c57fe2f4cb5e61763cb4db612072a31ee

SHA-256:
e9590f32586b00a1984c7b230dfa791286f3e3a73f039aad3d159efc16ac19a5

Scanner detections:
6 / 68

Status:
Adware

Explanation:
Bundles a number of adware programs in the installer.

Analysis date:
4/26/2024 10:01:47 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Downloader-UHI [PUP]
2014.9-140817

Bkav FE
W32.Clod67f.Trojan
1.3.0.4959

Comodo Security
Application.Win32.MCool.A
18716

Dr.Web
Adware.Downware.902
9.0.1.0229

Reason Heuristics
PUP.CoolMirageltd.K
14.8.17.4

Sophos
FT Downloader
4.98

File size:
754.4 KB (772,456 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\Program Files\1clickdownload\ocmainpack.exe

Digital Signature
Signed by:
Cool Mirage ltd.

Authority:
COMODO CA Limited

Valid from:
11/13/2012 4:00:00 PM

Valid to:
11/14/2014 3:59:59 PM

Subject:
CN=Cool Mirage ltd., O=Cool Mirage ltd., STREET=ogarit 39, L=tel aviv, S=tel aviv, PostalCode=69016, C=IL

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

Serial number:
00FC28659CC8073606EF4D09A1994B1AD0

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:5mrtGPfOoyDIuS7PA54PUZEf8QCdmkBzwnCOiY6IV+/O1gvSXVL3DSDfv:5mrUPGhDHS7g4PIEkQCdmkmBiKeSXVqb

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
7.9876

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://www1.installsfiles.com/MainPackFA2703c.exe

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