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nero_7.exe

CoolMirage Ltd.

This is the setup program for CoolMirage, a potentially unwanted program (PUP) that display ads on the computer. The application nero_7.exe by CoolMirage has been detected as adware by 7 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 www.clickandownload.com and multiple other hosts.
Publisher:
CoolMirage Ltd.  (signed and verified)

MD5:
37922ed9d80d55f94da64b3ce77b446a

SHA-1:
fc4b9b9bfad302a4b62a367bb2e52dfea90b6ad7

SHA-256:
abce34ab543b04ccc33c9e11e5449f245c44817f85d075ba3a21ec4e6152d5b7

Scanner detections:
7 / 68

Status:
Adware

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

Analysis date:
4/26/2024 4:12:11 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Downware.1263
9.0.1.0113

Malwarebytes
PUP.Optional.OneClickDownloader.A
v2014.04.23.06

Panda Antivirus
PUP/MultiToolbar.A
14.04.23.06

Qihoo 360 Security
Win32/Virus.Adware.47b
1.0.0.1015

Reason Heuristics
PUP.CoolMirage.G
14.8.7.17

Sophos
CoolMirage
4.98

VIPRE Antivirus
CoolMirage Ltd
28512

File size:
410.9 KB (420,800 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\nero_7.exe

Digital Signature
Signed by:
CoolMirage Ltd.

Authority:
Thawte, Inc.

Valid from:
6/6/2013 2:00:00 AM

Valid to:
6/7/2014 1:59:59 AM

Subject:
CN=CoolMirage Ltd., O=CoolMirage Ltd., L=Tel Aviv, S=Israel, C=IL

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
110F603E63C86349A5F243EA06966F33

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:vIh8ishmJPWuYlU8I7ebFL0gITk0Yep7B/yYW6R1j:g6zhmJPWfCKbFITk0YeyS1j

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...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file nero_7.exe has been seen being distributed by the following 2 URLs.

http://www.clickandownload.com/.../instant_lock_v2.exe

http://www.clickandownload.com/.../Nero_7.exe

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