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nsaddf2.tmp

Tuto4PC.com

This is the Eorezo installer which may include software offers for unwanted programs including toolbars. The file nsaddf2.tmp by Tuto4PC.com has been detected as adware by 25 anti-malware scanners. The program is a setup application that uses the Eorezo Downloader installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from dl.gruscanadensis.com.
Publisher:
Tuto4PC.com  (signed and verified)

MD5:
13cc80202bc08eb537482d03f29d9d53

SHA-1:
fdbaacc4df6a9b4ce4dcc31aceed8b5acd548ebd

SHA-256:
45ab99c91c2924acf733292849cd91ef06d6ecf6369cb884e0fa82fb04d8575d

Scanner detections:
25 / 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 '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:
4/27/2024 3:00:49 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.Eorezo.BZ
488

Agnitum Outpost
PUA.EoRezo.Gen.YT
7.1.1

AhnLab V3 Security
Win-PUP/EoRezo
2015.10.01

Avira AntiVirus
PUA/InstallCore.Gen7
8.3.2.2

Arcabit
Adware.Eorezo.BZ
1.0.0.568

avast!
Win32:Adware-ASG [PUP]
2014.9-151004

AVG
Generic
2016.0.2966

Bitdefender
Adware.Eorezo.BZ
1.0.20.1385

Bkav FE
W32.HfsAdware
1.3.0.7237

Dr.Web
Adware.Downware.10601
9.0.1.0277

Emsisoft Anti-Malware
Adware.Eorezo.BZ
8.15.10.04.11

F-Secure
Adware.Eorezo.BZ
11.2015-04-10_1

G Data
Adware.Eorezo.BZ
15.10.25

IKARUS anti.virus
not-a-virus:AdWare.Eorezo
t3scan.1.9.5.0

K7 AntiVirus
Adware
13.210.17386

Kaspersky
not-a-virus:AdWare.Win32.Eorezo
14.0.0.1325

Malwarebytes
PUP.Optional.Tuto4PC
v2015.10.04.11

MicroWorld eScan
Adware.Eorezo.BZ
16.0.0.831

NANO AntiVirus
Riskware.Win32.Eorezo.dwryth
0.30.26.3725

nProtect
Adware.Eorezo.BZ
15.09.30.01

Panda Antivirus
PUP/Tuto4PC
15.10.04.11

Quick Heal
PUA.AdwareEorezo.DC8
10.15.14.00

Reason Heuristics
PUP.Eorezo.Tuto4PC.Bundler (M)
15.10.4.23

Sophos
EoRezo Adware (PUA)
4.98

VIPRE Antivirus
Tuto4PC
44178

File size:
5.5 MB (5,807,880 bytes)

Bundler/Installer:
Eorezo Downloader (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\temp\nsaddf2.tmp

Digital Signature
Signed by:
Tuto4PC.com

Authority:
GlobalSign nv-sa

Valid from:
10/27/2014 5:32:39 AM

Valid to:
12/7/2015 9:27:40 AM

Subject:
E=contact@tuto4pc.com, CN=Tuto4PC.com, O=Tuto4PC.com, L=Paris, S=Ile-de-France, C=FR

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11214E18677190942D49073E30C52D17C351

File PE Metadata
Compilation timestamp:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
98304:CjSYhBNTI3uaEJSoHDhOeWZndjjdyBqtZBNvJVDEA/mbUcMA635:8PtCI4hjdGqtNB5Er0AI

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

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

Code size:
39.5 KB (40,448 bytes)

The file nsaddf2.tmp has been seen being distributed by the following URL.

http://dl.gruscanadensis.com/download/trasgo/clickmein/.../setup_gmsd_mx.exe

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