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f2all_download.exe

CoolMirage Ltd.

This is the setup program for CoolMirage, a potentially unwanted program (PUP) that display ads on the computer. The application f2all_download.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:
c61b8b4265e52502006074c24a6b1a06

SHA-1:
3f97f62a90846e900f569070caf1224af67c4cec

SHA-256:
faad98430ebaa8b8349912ffa317d6c7bc89e601915d4b3076c3f1c16c9c725d

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
4/25/2024 9:25:33 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.CoolMirage.Installer (M)
16.3.6.12

File size:
495.4 KB (507,280 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\f2all_download.exe

Digital Signature
Signed by:
CoolMirage Ltd.

Authority:
Thawte, Inc.

Valid from:
6/5/2013 8:00:00 PM

Valid to:
6/6/2014 7:59:59 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 5:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:r/a045Vzv7pUTpO/Vn/661PuvVn+ncMZmw9:za0gVzTKTM/pTVuvBwZ3

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:
7.9222

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file f2all_download.exe has been seen being distributed by the following URL.

http://www.freehdsportz-app.com/.../f2all_download.exe

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