openoffice.org.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 openoffice.org.exe by FIRSERIA, S.L has been detected as adware by 25 anti-malware scanners. 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. The installer is marketed through download protals and search ads as the free Apache OpenOffice but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Firseria·s·l·  (signed by FIRSERIA, S.L.)

Version:
1.0.0.15

MD5:
830271ec3adef02d11a49b0dedc56749

SHA-1:
5500be7cc46b47a412199a30b123c22e55fb78b0

SHA-256:
db83520c80f5041ad24db54e563bfe0c77c5e9c10b411503b3fe099a40c8f2a1

Scanner detections:
25 / 68

Status:
Adware

Explanation:
Uses the Solimba installer to bundle adware offers.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/24/2024 12:52:37 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Application.Bundler.Firseria.1
5694179

Agnitum Outpost
PUA.Downloader
7.1.1

Avira AntiVirus
APPL/Firseria.Gen
7.11.120.246

avast!
Win32:Firseria-A [PUP]
150319-1

AVG
Win.Threat.Medium
2014.0.4311

Clam AntiVirus
Win.Trojan.Firseria
0.98/20312

Comodo Security
TrojWare.Win32.Trojan.Obfuscated.~EN
18076

Dr.Web
Adware.Downware.1433, Adware.Downware.1433
9.0.1.05190

Emsisoft Anti-Malware
Gen:Application.Bundler.Firseria
9.0.0.4799

ESET NOD32
Win32/FirseriaInstaller.C potentially unwanted application
7.0.302.0

F-Prot
W32/Backdoor2.HTEZ
v6.4.7.1.166

F-Secure
Riskware.Gen:Application.Bundler.Firseria
5.13.68

herdProtect (fuzzy)
2015.7.14.18

IKARUS anti.virus
not-a-virus:Downloader.Win32.Morstar
t3scan.2.2.29

K7 AntiVirus
Unwanted-Program
13.176.11711

Kaspersky
not-a-virus:Downloader.Win32.Morstar
14.0.0.2202

Malwarebytes
PUP.Optional.Firseria
v2015.04.12.01

McAfee
PUP-FFT!99C73D9D7D1A
5600.6797

NANO AntiVirus
Trojan.Win32.Morstar.cslwyy
0.28.0.59048

Norman
Gen:Application.Bundler.Firseria.1
03.12.2014 13:20:04

Reason Heuristics
Threat.Solimba.Bundler
15.4.12.13

Rising Antivirus
PE:PUF.FirseriaInstaller@CV!1.9C54
23.00.65.15410

Sophos
Solimba Installer
4.98

Vba32 AntiVirus
Downloader.Morstar
3.12.24.3

VIPRE Antivirus
Threat.4150696
38950

File size:
165.3 KB (169,272 bytes)

Product version:
1.0.0.15

Copyright:
Copyright(c) 2013

Original file name:
installer·exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

Language:
Swedish (Sweden)

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

Digital Signature
Signed by:

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:
10/14/2013 4:23:15 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:o4HCWau/PlYeuL7ZLFh6Ca6cbL9l2hzB3fJCC6j8+Er6ez4N:3iI/PlY37ZLF4Ca6WABqBOvsN

Entry address:
0x76117

Entry point:
60, E8, 00, 00, 00, 00, 58, 05, 5A, 0B, 00, 00, 8B, 30, 03, F0, 2B, C0, 8B, FE, 66, AD, C1, E0, 0C, 8B, C8, 50, AD, 2B, C8, 03, F1, 8B, C8, 57, 51, 49, 8A, 44, 39, 06, 88, 04, 31, 75, F6, 2B, C0, AC, 8B, C8, 80, E1, F0, 24, 0F, C1, E1, 0C, 8A, E8, AC, 0B, C8, 51, 02, CD, BD, 00, FD, FF, FF, D3, E5, 59, 58, 8B, DC, 8D, A4, 6C, 90, F1, FF, FF, 51, 2B, C9, 51, 51, 8B, CC, 51, 66, 8B, 17, C1, E2, 0C, 52, 57, 83, C1, 04, 51, 50, 83, C1, 04, 56, 51, E8, 5E, 00, 00, 00, 8B, E3, 5E, 5A, 2B, C0, 89, 04, 32, B4, 10...
 
[+]

Packer / compiler:
ASPack v1.08.04

Code size:
101 KB (103,424 bytes)

The file openoffice.org.exe has been seen being distributed by the following 2 URLs.

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