adobeflashplayer15betastandalone-setup.exe

Sanflex

This is the Tightrope WebInstall which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application adobeflashplayer15betastandalone-setup.exe by Sanflex has been detected as adware by 13 anti-malware scanners. The program is a setup application that uses the Tightrope WebInstall installer. The installer is marketed through download protals and search ads as the free Adobe Flash Player but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Sanflex  (signed and verified)

MD5:
13450eb612d9fef9f30ae2cef66c6d98

SHA-1:
f5a2ded7c09d3b483db4e795176e74cbd85c9f94

SHA-256:
94532b5d997a34b185b60f3d6e958598e216f2a87c1ade39c07505e7a39dd849

Scanner detections:
13 / 68

Status:
Adware

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:
4/23/2024 2:07:43 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.Downware
2014.12.04

Avira AntiVirus
ADWARE/Adware.Gen
7.11.30.172

Clam AntiVirus
Win.Adware.Downloadadmin
0.98/19719

Dr.Web
Adware.Downware.2220
9.0.1.05190

ESET NOD32
Win32/DownloadAdmin.H potentially unwanted application
7.0.302.0

F-Secure
Adware:W32/WebInstallBundle
11.2014-04-12_5

IKARUS anti.virus
Trojan.Dropper
t3scan.1.8.5.0

K7 AntiVirus
Unwanted-Program
13.186.14225

Malwarebytes
PUP.Optional.DownloadAdmin
v2014.12.04.12

NANO AntiVirus
Riskware.Win32.Downware.djahkt
0.28.6.63850

Reason Heuristics
PUP.Tightrope.Bundler
15.5.3.0

VIPRE Antivirus
Threat.4783369
35224

File size:
822.5 KB (842,272 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tightrope WebInstall (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\adobeflashplayer15betastandalone-setup.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
7/21/2014 7:00:00 PM

Valid to:
7/21/2017 6:59:59 PM

Subject:
CN=Sanflex, O=Sanflex, L=SAN FRANCISCO, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
42D7699269B5BB95341F5DA022F6E57D

File PE Metadata
Compilation timestamp:
7/15/2014 11:29:31 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:YxpJfslZtuaVd9lpmhwQbift489IVGD4xJFl6Xqb5Kbmkg8SP:8p9sVuaVdvgVbmgGDijyikg5P

Entry address:
0x3345

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, B0, 73, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, C0, 70, 40, 00, 53, FF, 15, 88, 72, 40, 00, 6A, 08, A3, B8, 3C, 42, 00, E8, 2E, 25, 00, 00, 53, 68, 60, 01, 00, 00, A3, C0, 3B, 42, 00, 8D, 44, 24, 38, 50, 53, 68, 43, 74, 40, 00, FF, 15, 64, 71, 40, 00, 68, 38, 74, 40, 00, 68, C0, 33, 42, 00, E8, 1F, 24, 00, 00, FF, 15, BC, 70, 40, 00, 50, BF, 00, 90, 42, 00, 57, E8, 0D, 24, 00, 00...
 
[+]

Entropy:
7.4902

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file adobeflashplayer15betastandalone-setup.exe has been seen being distributed by the following 2 URLs.

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