opera.exe

Install Manager

QUALITY SCORE SL

The application opera.exe by QUALITY SCORE SL has been detected as adware by 9 anti-malware scanners. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from downloads205.com and multiple other hosts.
Publisher:
QUALITY SCORE SL  (signed and verified)

Product:
Install Manager

Version:
1.1.0.1

MD5:
7c1404d5e55d7a5d7de0b79a43faeaf7

SHA-1:
480dae9d31ad83d085572309d79d7547b1cdeb7b

SHA-256:
b7d8547f0bd5ea583b8ceff67a413823942bcbf297a5404d28f0f37b3e662ad2

Scanner detections:
9 / 68

Status:
Adware

Analysis date:
4/18/2024 2:06:40 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Downloader
2015.0.3507

Comodo Security
ApplicUnwnt
18086

ESET NOD32
MSIL/Adware.Colooader (variant)
8.9665

Fortinet FortiGate
Adware/Colooader
4/11/2014

Malwarebytes
PUP.Optional.QualityScore
v2014.04.11.01

Qihoo 360 Security
Win32/Trojan.Adware.d7a
1.0.0.1015

Reason Heuristics
PUP.QUALITYSCORESL.F
14.4.11.13

Trend Micro House Call
TROJ_GEN.F47V0409
7.2.101

VIPRE Antivirus
MSIL.Adware.Colooader
28214

File size:
251.3 KB (257,336 bytes)

Product version:
1.1.0.1

Copyright:
Copyright © 2014

Original file name:
Loader.exe

File type:
Executable application (Win64 EXE)

Language:
Language Neutral

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

Digital Signature
Authority:
COMODO CA Limited

Valid from:
1/1/2014 4:00:00 PM

Valid to:
1/2/2015 3:59:59 PM

Subject:
CN=QUALITY SCORE SL, O=QUALITY SCORE SL, STREET=CALLE SERRANO 213, L=MADRID, S=MADRID, PostalCode=28016, C=ES

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
4AB0F061E1C305B4B31A8ACE3AEA2E01

File PE Metadata
Compilation timestamp:
4/9/2014 12:01:02 PM

OS version:
4.0

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
3072:FZnyuMPoGWJmDfK69dTqk38/jAVMUGj0adJIsf6OYm9ccm:uKGfK69cy8/oTM0kbf1Ydv

Entry address:
0x36006

Entry point:
4D, 5A, 90, 00, 03, 00, 00, 00, 04, 00, 00, 00, FF, FF, 00, 00, B8, 00, 00, 00, 00, 00, 00, 00, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 80, 00, 00, 00, 0E, 1F, BA, 0E, 00, B4, 09, CD, 21, B8, 01, 4C, CD, 21, 54, 68, 69, 73, 20, 70, 72, 6F, 67, 72, 61, 6D, 20, 63, 61, 6E, 6E, 6F, 74, 20, 62, 65, 20, 72, 75, 6E, 20, 69, 6E, 20, 44, 4F, 53, 20, 6D, 6F, 64, 65, 2E, 0D, 0D, 0A, 24, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
6.1107

Code size:
208.5 KB (213,504 bytes)

The file opera.exe has been seen being distributed by the following 12 URLs.

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