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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. 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:
5a364ce1bd8724fcdb16bda3540da0fb

SHA-1:
ecf28d32f8b807579946c9722919fa2754b3eb43

SHA-256:
91967dd16cc3d765213094ff9e978f2d18da5f4ad125ca6878245f84a6e90a24

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:
4/26/2024 10:48:50 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick.YordanDamyanov.Bundler (M)
16.2.14.9

File size:
1.6 MB (1,638,664 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex

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

Digital Signature
Signed by:
Yordan Damyanov

Authority:
COMODO CA Limited

Valid from:
10/7/2013 2:00:00 AM

Valid to:
10/8/2015 1:59:59 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:
12/12/2013 12:31:18 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
49152:NDL3lpggG2kNkBc8R1e26CJgDVsjGscWmxgS:Nv3lpggGf8R1e2pJW6LmxgS

Entry address:
0x5DBF

Entry point:
E8, 01, 60, 00, 00, E9, 89, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, 8B, FF, 55, 8B, EC, 83, EC, 18, 53, 8B, 5D, 0C, 56, 8B, 73, 08, 33, 35, D4, 90, 41, 00, 57, 8B, 06, C6, 45, FF, 00, C7, 45, F4, 01, 00, 00, 00, 8D, 7B, 10, 83, F8, FE, 74, 0D, 8B, 4E, 04, 03, CF, 33, 0C, 38, E8, 12, E5, FF, FF, 8B, 4E, 0C, 8B, 46, 08, 03, CF, 33, 0C, 38, E8, 02, E5, FF, FF, 8B, 45, 08, F6, 40, 04, 66, 0F, 85, 19, 01, 00, 00, 8B, 4D, 10, 8D, 55, E8, 89, 53, FC, 8B, 5B, 0C, 89, 45, E8, 89, 4D, EC, 83, FB, FE, 74, 5F, 8D, 49...
 
[+]

Entropy:
7.9504  (probably packed)

Code size:
75 KB (76,800 bytes)

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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