installer_skype_portuguese.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_skype_portuguese.exe by 100Blogs SL has been detected as adware by 18 anti-malware scanners. The program is a setup application that uses the Vittalia DM installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from domsem.com.edgesuite.net and multiple other hosts.
Publisher:
100Blogs SL  (signed and verified)

MD5:
0fca2d25ce623b5d88771733f39aa0cc

SHA-1:
6fe2d327532c3c784965aff292e04dea17e300bc

SHA-256:
dced45d4b82a22b51b0b2931c0976cc711a097d29e1dbc3f8c91b78c44fbddbc

Scanner detections:
18 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
4/19/2024 4:45:33 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
7.11.144.168

avast!
Win32:Malware-gen
2014.9-140526

AVG
Generic_c
2015.0.3463

Comodo Security
Application.Win32.InstallCore.HYE
18179

Dr.Web
Trojan.Packed.24524
9.0.1.0146

ESET NOD32
Win32/InstallCore.MW
8.9729

Fortinet FortiGate
Riskware/InstallCore
5/26/2014

G Data
Win32.Trojan.Agent.OUXLMY
14.5.24

IKARUS anti.virus
AdWare.InstallCore
t3scan.1.6.1.0

Malwarebytes
v2014.05.26.09

McAfee
Artemis!B81EA9CCBC0E
5600.7119

Qihoo 360 Security
Win32/Virus.Adware.f76
1.0.0.1015

Reason Heuristics
PUP.100BlogsSL.AA
14.5.26.9

Trend Micro House Call
TROJ_GEN.F47V0412
7.2.146

Vba32 AntiVirus
3.12.26.0

VIPRE Antivirus
InstallCore.b
28650

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_skype_portuguese.exe

Digital Signature
Signed by:

Authority:
GoDaddy.com, Inc.

Valid from:
10/14/2013 5:18:59 AM

Valid to:
10/14/2016 5:18:59 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 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:C6gpT/xLoVzERg5tauY0+PRFILuXY8kziQjnjA: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...
 
[+]

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

Code size:
37 KB (37,888 bytes)

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

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