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downloadsetup.exe

CoolMirage Ltd.

This is the setup program for CoolMirage, a potentially unwanted program (PUP) that display ads on the computer. The application downloadsetup.exe by CoolMirage has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. 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.
Publisher:
CoolMirage Ltd.  (signed and verified)

MD5:
a4fbd3ede20bf251b3fa21f1c57ed524

SHA-1:
ec6cba6a5356bf4d8bd08fea16db75a0a22169e6

SHA-256:
f4deb658d52192c607bb0ca94b031bd8a3af22c005702a8e31e53d80703e9d85

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
4/27/2024 1:36:23 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.CoolMirage (M)
16.7.22.4

File size:
257.7 KB (263,880 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
CoolMirage Ltd.

Authority:
Thawte, Inc.

Valid from:
6/6/2013 5:30:00 AM

Valid to:
6/7/2014 5:29:59 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:
12/6/2009 4:20:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:KsU7F9zEUsgzBg96kIcBec0DDirFhiUwVVALN9:S/zEYgkkIWec0nihofVAP

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:
7.7997

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://www.torntvz.org/.../dldl.php?pub=p0_trze7noo1&fileName=pr0nzntarg:?kg=hea:ogvu:UFP6PVQMUTK5RTSCIV42RTHGPCMIQ2GIpr0n&name=QbjaybnqFrghc&sp=1

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