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saveas.exe

Moshe Karaso

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions using the JustPlug.it browser framework. The application saveas.exe by Moshe Karaso has been detected as adware by 38 anti-malware scanners. The program is a setup application that uses the WebPick InstalleRex (Tarma) installer. The setup program uses Web-Pick's InstalleRex download manager and installer to bundle potentially unwanted ad-supported software which includes toolbars and browser extensions through a pay-per-install monetization scheme.
Publisher:
RightClick  (signed by Moshe Karaso)

Product:
RightClick

Description:
Installer

Version:
2013.2.3.1850

MD5:
49bbedc9f176ce9601410bc2786f73e3

SHA-1:
b12303ab7a9fd8ecdd8440690100fe341c2206c2

SHA-256:
3d3d68c79cbc8c6b5c29d85bc6513214e1d1d2cfb5a517bc9972bc09d701dd5f

Scanner detections:
38 / 68

Status:
Adware

Explanation:
Uses the InstalleRex from WebPick Internet Holdings to install bundled add-ons including toolbars and other web browser extensions.

Analysis date:
4/24/2024 8:38:12 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.InstallRex.2
390

Agnitum Outpost
Trojan.XPACK
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
2014.10.02

Avira AntiVirus
BDS/Clack.pik
7.11.175.236

avast!
Win32:Downloader-UZF [PUP]
2014.9-160111

AVG
Skodna.Bundle
2017.0.2868

Bitdefender
Adware.Generic.453428
1.0.20.55

Bkav FE
W32.FamVT.AntiFWK.Trojan
1.3.0.6267

Clam AntiVirus
Win.Trojan.10020002
0.98/19772

Comodo Security
Application.Win32.InstalleRex.KG
19671

Dr.Web
Adware.Downware.893, Adware.Downware.906
9.0.1.011

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.InstallRex
8.16.01.11.03

ESET NOD32
Win32/InstalleRex.E potentially unwanted application
10.7.0.302.0

Fortinet FortiGate
Riskware/InstalleRex
1/11/2016

F-Prot
W32/InstallRex.B
v6.4.6.5.141

F-Secure
Trojan.Generic.10015938
11.2016-11-01_2

G Data
Adware.Generic.453428
16.1.24

IKARUS anti.virus
PUP.InstallRex
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.183.13550

Kaspersky
not-a-virus:HEUR:Downloader.Win32.AdLoad
14.0.0.834

Malwarebytes
PUP.Optional.InstallRex
v2016.01.11.03

McAfee
Artemis!A83646196858
5600.6524

MicroWorld eScan
Adware.Generic.453428
17.0.0.33

NANO AntiVirus
Riskware.Win32.Downware.crunjg
0.28.2.62440

Norman
Adware.Generic.453428
11.20160111

nProtect
Trojan/W32.AntiFW.312464
14.10.01.01

Panda Antivirus
PUP/TSUploader
16.01.11.03

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Backdoor.Clack.r4
1.16.14.00

Reason Heuristics
Adware.WebPick.Installer (M)
16.1.11.3

Rising Antivirus
PE:Backdoor.Clack!6.E89
23.00.65.16109

Sophos
PUA 'InstallRex'
5.13

SUPERAntiSpyware
PUP.InstallerEx/Variant
9393

Trend Micro House Call
HV_INSTALLEREX_CI195424.RDXN
7.2.11

Trend Micro
TROJ_SPNR.30D514
10.465.11

Vba32 AntiVirus
Downware.TSU
3.12.26.3

VIPRE Antivirus
Threat.4753027
35418

Zillya! Antivirus
Backdoor.Clack.Win32.152
2.0.0.1939

File size:
306.1 KB (313,488 bytes)

Product version:
1.0

Copyright:
Copyright © 2012 RightClick

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

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

Digital Signature
Signed by:
Moshe Karaso

Authority:
COMODO CA Limited

Valid from:
11/15/2012 12:00:00 AM

Valid to:
11/15/2013 11:59:59 PM

Subject:
CN=Moshe Karaso, O=Moshe Karaso, STREET=Nahum 19, L=Ramat Gan, S=center, PostalCode=52233, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
55036D3C9B5C690240A409061736347F

File PE Metadata
Compilation timestamp:
1/17/2013 3:57:29 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:Frg+svgcCC0Z18W2dGwhXFA0MvWsv5nWBF+rJoReVUlYsjs:FrghYpC078WaGsRMvXxWirOeVsYZ

Entry address:
0x14DB

Entry point:
55, 8B, EC, 81, EC, 2C, 06, 00, 00, 53, 56, 33, DB, 57, 66, 89, 9D, DC, FB, FF, FF, 89, 5D, F4, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 70, 30, 40, 00, 8B, F8, 8D, 45, EC, 50, FF, 15, 6C, 30, 40, 00, FF, 15, 68, 30, 40, 00, 8B, F0, F7, D6, 33, F7, FF, 15, 64, 30, 40, 00, 33, F0, 8B, 45, F0, 33, 45, EC, 68, 04, 01, 00, 00, 33, F0, 8D, 85, D4, F9, FF, FF, 50, 53, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, A8, 32, 40, 00, E8, 43, FB, FF, FF...
 
[+]

Entropy:
7.9638

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file saveas.exe has been seen being distributed by the following URL.

http://storebox1.info/.../?affiliate_id=k5&uuid=755541

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

TCP (HTTP):
Connects to c1.stylezip.info  (54.186.255.26:80)

 
http://c1.stylezip.info/?step_id=1&installer_id=45264018&publisher_id=526&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=135792054&external_id=0&session_id=271584108&hardware_id=316848126&installer_file_name=saveas

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