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file-download.exe

CoolMirage Ltd.

This is the setup program for CoolMirage, a potentially unwanted program (PUP) that display ads on the computer. The application file-download.exe by CoolMirage 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 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 ft-down3.maynemyltf.netdna-cdn.com.
Publisher:
CoolMirage Ltd.  (signed and verified)

MD5:
99b82b95a0cc9bcfda6790f8f73f21b3

SHA-1:
1b9e1fce094367a50307d7fbdf13be495dffa098

SHA-256:
507a48a4ebb96693626cd74e51f76b5c61a048cfbe0fe7bed670357aa1172d65

Scanner detections:
8 / 68

Status:
Adware

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

Analysis date:
5/5/2024 7:45:38 PM UTC  (today)

Scan engine
Detection
Engine version

Comodo Security
Application.Win32.MCool.F
17071

Dr.Web
Adware.Downware.1263
9.0.1.091

Malwarebytes
PUP.Optional.OneClickDownloader.A
v2015.04.01.08

Reason Heuristics
PUP.Installer.CoolMirage
15.4.1.20

Sophos
CoolMirage
4.93

SUPERAntiSpyware
PUP.OneClickDownloader/Variant
9961

Trend Micro House Call
TROJ_GEN.F47V0922
7.2.91

VIPRE Antivirus
News.net
22190

File size:
313.2 KB (320,672 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\file-download.exe

Digital Signature
Signed by:
CoolMirage Ltd.

Authority:
Thawte, Inc.

Valid from:
6/5/2013 7:00:00 PM

Valid to:
6/6/2014 6:59:59 PM

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 4:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:6sH7c3+J6Jpfz98BFx8aDf2EIpYd3j03J92GtjIMgswjs8a:luDJp79IIkeEIp+3QJftdgHjs8a

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:
7.8512

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://ft-down3.maynemyltf.netdna-cdn.com/build/.../file-download.exe

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