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opera.exe

FIRSERIA, S.L.

The setup program uses the Firseria/Solimba AppInstaller (DownloadMR) which is a monetization download manager that bundles additional adware offers, typically by wrapping legitimate applications. The application opera.exe by FIRSERIA, S.L 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 Solimba DownloadMR installer. The installer uses the Solimba download manager to push adware offers during the download and setup process. Bundled adware includes search and shopping web browser toolbars.
Publisher:
Frsera·sl  (signed by FIRSERIA, S.L.)

Description:
Dwnld·Mnger

Version:
1.0.0.20

MD5:
32d2f95c8ac4d9b670f81d9d50c3ea29

SHA-1:
ccb76c759f6dd844d3fef663d214433aebdff010

SHA-256:
eaa45089666d87a30aff61d7396cab2bae3e0660f12304762c579fe9e52fd63d

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the Solimba installer to bundle adware offers.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/27/2024 3:09:55 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Solimba (M)
16.8.5.22

File size:
161.3 KB (165,176 bytes)

Product version:
3.0.23

Copyright:
Copyright © 2013

Original file name:
·install·exe·

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\opera.exe

Digital Signature
Signed by:
FIRSERIA, S.L.

Authority:
Thawte, Inc.

Valid from:
7/24/2013 2:00:00 AM

Valid to:
7/25/2014 1:59:59 AM

Subject:
CN="FIRSERIA, S.L.", OU=IT, O="FIRSERIA, S.L.", L=Badalona, S=Barcelona, C=ES

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
73C4780FAC0CD497B0778732FB8AF673

File PE Metadata
Compilation timestamp:
11/12/2013 12:07:22 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:5jSkrwevwwuvy6/Dq13YvXZZtLt8gQb6i+w5woutWj/n:YOBvwwFz1ohriYoSK

Entry address:
0x73080

Entry point:
60, BE, 00, 20, 45, 00, 8D, BE, 00, F0, FA, FF, 57, 89, E5, 8D, 9C, 24, 80, C1, FF, FF, 31, C0, 50, 39, DC, 75, FB, 46, 46, 53, 68, 1D, 13, 07, 00, 57, 83, C3, 04, 53, 68, 72, 10, 02, 00, 56, 83, C3, 04, 53, 50, C7, 03, 03, 00, 00, 00, 90, 90, 90, 90, 90, 55, 57, 56, 53, 83, EC, 7C, 8B, 94, 24, 90, 00, 00, 00, C7, 44, 24, 74, 00, 00, 00, 00, C6, 44, 24, 73, 00, 8B, AC, 24, 9C, 00, 00, 00, 8D, 42, 04, 89, 44, 24, 78, B8, 01, 00, 00, 00, 0F, B6, 4A, 02, 89, C3, D3, E3, 89, D9, 49, 89, 4C, 24, 6C, 0F, B6, 4A...
 
[+]

Code size:
136 KB (139,264 bytes)

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

http://dl.atappz.com/n/3.0.23.7/.../Opera.exe

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