microsoft security essentials.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 microsoft security essentials.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:
F¡rser¡a s·l·  (signed by FIRSERIA, S.L.)

Description:
DwonldMnger

Version:
1.0.0.23

MD5:
d12ac0450d3594edd80b06d9b54cc20e

SHA-1:
15b238ff6deaa1051632807481713613c36201d0

SHA-256:
64730c573dbb550b9d64498fa2339fdd385389afa917f15b05aeac9ddff988d4

Scanner detections:
1 / 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:
11/25/2024 7:26:57 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Solimba (M)
16.8.4.16

File size:
183.8 KB (188,216 bytes)

Product version:
3.0.23

Copyright:
copyright·©·2013

Original file name:
¡nstal.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Solimba DownloadMR

Common path:
C:\users\{user}\downloads\microsoft security essentials.exe

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
7/23/2013 9:00:00 PM

Valid to:
7/24/2014 8:59:59 PM

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:
11/27/2013 7:43:52 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:kFtj9DZiop52XIGrjKSBUZWijNutqGwSMixZhAJY/UAmFS:kFZ9DEq52hUZcYGwS/xZ7UW

Entry address:
0x704B0

Entry point:
60, BE, 00, 90, 44, 00, 8D, BE, 00, 80, FB, FF, 57, EB, 0B, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89, C5, EB, 0B, 01, DB, 75, 07, 8B...
 
[+]

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
160 KB (163,840 bytes)

The file microsoft security essentials.exe has been seen being distributed by the following URL.

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