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installer_adobe_flash_player_english.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 installer_adobe_flash_player_english.exe by Sanflex has been detected as adware by 11 anti-malware scanners. The program is a setup application that uses the Tightrope WebInstall installer. The file has been seen being downloaded from freempr8.gettingsoft.com.
Publisher:
Sanflex  (signed and verified)

MD5:
7b6dea67af2202846073b02f75b3e370

SHA-1:
7d4fab581ec00282b0a3e2f93a074b9311045353

SHA-256:
ca73fd7960f1691eb77507704fd3f51b78c708b10f34e34e24fab81d88f18460

Scanner detections:
11 / 68

Status:
Adware

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:
11/27/2024 9:48:43 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.Downware
2014.11.06

Avira AntiVirus
ADWARE/Adware.Gen
7.11.183.118

AVG
Generic
2015.0.3294

Clam AntiVirus
Win.Adware.Downloadadmin
0.98/21411

Dr.Web
Adware.Downware.2220
9.0.1.0314

ESET NOD32
Win32/DownloadAdmin (variant)
8.10678

F-Secure
Adware:W32/WebInstallBundle
11.2014-10-11_2

Malwarebytes
PUP.Optional.DownloadAdmin
v2014.11.10.02

Reason Heuristics
PUP.Tightrope.Bundler
15.5.3.0

VIPRE Antivirus
DownloadAdmin
34554

File size:
822.4 KB (842,120 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
Sanflex

Authority:
VeriSign, Inc.

Valid from:
7/21/2014 5:00:00 PM

Valid to:
7/21/2017 4:59:59 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 9:29:31 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:wxpJfslZtuaVd9lpmhwQbift489IVGD4xJFl6Xqb5Kbmkg8Sl:0p9sVuaVdvgVbmgGDijyikg5l

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:
7.4901

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://freempr8.gettingsoft.com/.../download?p=REVENUE&trckid=009600092015321637863

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