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:
0ffe4fe9e008edcdad1b973eff11c3b2

SHA-1:
4d7e4feab66a47637d9f8bccf885f5be15cda104

SHA-256:
4011e6a7ddcd087ca200c08891c168baaad7db787bcede09f04b3335d0b2cd3e

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:
11/16/2024 1:51:32 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick (M)
17.1.8.12

File size:
1.6 MB (1,657,096 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex

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

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
10/7/2013 3:00:00 AM

Valid to:
10/8/2015 2:59:59 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:
12/10/2013 7:38:01 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x4FE3

Entry point:
E8, B3, 67, 00, 00, E9, 89, FE, FF, FF, CC, 8B, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, 08, 61, 41, 00, 89, 0D, 04, 61, 41, 00, 89, 15, 00, 61, 41, 00, 89, 1D, FC, 60, 41, 00, 89, 35, F8, 60, 41, 00, 89, 3D, F4, 60, 41, 00, 66, 8C, 15, 20, 61, 41, 00, 66, 8C, 0D, 14, 61, 41, 00, 66, 8C, 1D, F0, 60, 41, 00, 66, 8C, 05, EC, 60, 41, 00, 66, 8C, 25, E8, 60, 41, 00, 66, 8C, 2D, E4, 60, 41, 00, 9C, 8F, 05, 18, 61, 41, 00, 8B, 45, 00, A3, 0C, 61, 41, 00, 8B, 45, 04, A3, 10, 61, 41, 00, 8D, 45, 08, A3, 1C, 61...
 
[+]

Entropy:
7.9054  (probably packed)

Code size:
64 KB (65,536 bytes)

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

http://www.adnetwork100.info/.../download.php?wti=&src=122&sta=20s2mA0JvhIeEcAW06LGsD1vRfnh000DDORAA&clickid=20s2mA0JvhIeEcAW06LGsD1vRfnh000DDORAA

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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