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setup.exe

Yordan Damyanov

The is the installer for the WebPick InstalleRex download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application setup.exe by Yordan Damyanov has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the WebPick InstalleRex installer. The file has been seen being downloaded from www.adnetwork100.info. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
Yordan Damyanov  (signed and verified)

MD5:
3b6c2d3153cdb83a06fbec699b7c12fd

SHA-1:
1fd5b6f6a4a97aa2db6d93644d17d365533cce4b

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
4/24/2024 11:36:51 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick (M)
16.12.6.16

File size:
1.6 MB (1,666,824 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex

Common path:
C:\Documents and Settings\{user}\My documents\downloads\setup.exe

Digital Signature
Signed by:
Yordan Damyanov

Authority:
COMODO CA Limited

Valid from:
10/7/2013 4:00:00 AM

Valid to:
10/8/2015 3:59:59 AM

Subject:
CN=Yordan Damyanov, O=Yordan Damyanov, STREET=19 Dobri Voinikov Str, L=Sofia, S=Sofia, PostalCode=1000, C=BG

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

Serial number:
00FEEF0D77D0AC7E55D4E7707B384AC901

File PE Metadata
Compilation timestamp:
12/11/2013 2:06:05 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
49152:v83WCHoqRMIs8l+rz6bZ/fnw6RscHDEMXiy:vaW8Rfzl+X6bZ/vvR5Dnyy

Entry address:
0x562F

Entry point:
E8, 41, 5C, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, 48, 94, 41, 00, 89, 0D, 44, 94, 41, 00, 89, 15, 40, 94, 41, 00, 89, 1D, 3C, 94, 41, 00, 89, 35, 38, 94, 41, 00, 89, 3D, 34, 94, 41, 00, 66, 8C, 15, 60, 94, 41, 00, 66, 8C, 0D, 54, 94, 41, 00, 66, 8C, 1D, 30, 94, 41, 00, 66, 8C, 05, 2C, 94, 41, 00, 66, 8C, 25, 28, 94, 41, 00, 66, 8C, 2D, 24, 94, 41, 00, 9C, 8F, 05, 58, 94, 41, 00, 8B, 45, 00, A3, 4C, 94, 41, 00, 8B, 45, 04, A3, 50, 94, 41, 00, 8D, 45, 08, A3, 5C, 94, 41...
 
[+]

Entropy:
7.8958  (probably packed)

Code size:
75 KB (76,800 bytes)

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

http://www.adnetwork100.info/.../download.php?wti=&src=122&sta=20s2mA4E3jnhlu5n1IZtjN1vQOOI000DDORAA&clickid=20s2mA4E3jnhlu5n1IZtjN1vQOOI000DDORAA

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

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

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