moraffs_mahjongg_2009.exe

Cool Mirage ltd.

This is the setup program for CoolMirage, a potentially unwanted program (PUP) that display ads on the computer. The application moraffs_mahjongg_2009.exe by Cool Mirage ltd 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:
Cool Mirage ltd.  (signed and verified)

MD5:
81c10c836c6a41719a1c26a3c4a69df0

SHA-1:
438d7e7c6a07fbf1b7ee964d05b2da6c18fc559b

SHA-256:
f158f7cb87fbe606c26da077467a53f530f441701fb8920c87f17f434cae42d6

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
4/26/2024 9:01:36 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.CoolMirage.Installer (M)
15.10.30.4

File size:
184.8 KB (189,280 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\moraffs_mahjongg_2009.exe

Digital Signature
Authority:
COMODO CA Limited

Valid from:
11/13/2012 6:00:00 PM

Valid to:
11/14/2014 5:59:59 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 4:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:FQIURTXJbadlU86bJx2R98ifbB9YHSG1a5oaaqV7yi2toxWsWMlhzoe3K:FsA7F6jIF7YyJzVHLlhz

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:
7.6697

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file moraffs_mahjongg_2009.exe has been seen being distributed by the following URL.

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