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installer_microsoft_security_essentials_4_3_219_0_64-bits_english.exe

100Blogs SL

This is the Vittalia Filewon Installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application installer_microsoft_security_essentials_4_3_219_0_64-bits_english.exe by 100Blogs SL 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 Vittalia DM installer. The file has been seen being downloaded from filepc.net.
Publisher:
100Blogs SL  (signed and verified)

MD5:
be5aaca012725ba131193aa901299ffa

SHA-1:
d4343fe49ca277402ae1880cff7717f6d1d72fb9

SHA-256:
f2703b762e6e25da92fc9aac05be9dda34fe399c226e7d08d8908253bf4598cf

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/25/2024 3:44:59 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.100BlogsSL.?
14.5.9.15

File size:
664.6 KB (680,560 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Vittalia DM (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\installer_microsoft_security_essentials_4_3_219_0_64-bits_english.exe

Digital Signature
Signed by:
100Blogs SL

Authority:
GoDaddy.com, Inc.

Valid from:
10/14/2013 3:18:59 AM

Valid to:
10/14/2016 3:18:59 AM

Subject:
CN=100Blogs SL, O=100Blogs SL, L=CERDANYOLA DEL VALLES, S=BARCELONA, C=ES

Issuer:
CN=Go Daddy Secure Certificate Authority - G2, OU=http://certs.godaddy.com/repository/, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
2B93142DC69C91

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:C6gpT/xLoVzERg5tauY0+PRFILuXY8kziQjnjAt:C6gBJLoVMg5ta97j4KCjA

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8662

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file installer_microsoft_security_essentials_4_3_219_0_64-bits_english.exe has been seen being distributed by the following URL.

http://filepc.net/.../download?p=US&concordancia=p&red=s&plataforma=c&anuncio=32525582903&kw=microsoft security&ubicacion=&categoria=&random=6378035330899344843&posicion=1t1&gclid=CPKYwKe1h74CFS8V7AodnQwAMQ&version=41&tmuid=0a7cf64f8b45334340b748d3bc0d5508

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