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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 8 anti-malware scanners. 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:
6f9389500747d40cd3ce92a63fb8e18f

SHA-1:
011bbe89c879af99fc24445c78d372d568ad0012

SHA-256:
40bd7578e749dd4efe2e869ad8e84928f1e1b0ce6b1f798a607a13b8f4ef26fb

Scanner detections:
8 / 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:
12/27/2024 7:48:28 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Malware-gen
2014.9-140410

ESET NOD32
Win32/Toolbar.GadgetBox (variant)
8.9663

Fortinet FortiGate
W32/Pasta.ZHR!tr
4/10/2014

Kaspersky
Trojan.Win32.Pasta
14.0.0.4035

Malwarebytes
Spyware.InfoStealer
v2014.04.10.11

NANO AntiVirus
Trojan.Win32.Dapato.ctlsuc
0.28.0.59048

Reason Heuristics
PUP.Installer.YordanDamyanov.F
14.8.7.21

Vba32 AntiVirus
TrojanDropper.Dapato
3.12.26.0

File size:
1.5 MB (1,567,504 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex

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

Digital Signature
Signed by:
Yordan Damyanov

Authority:
COMODO CA Limited

Valid from:
10/6/2013 8:00:00 PM

Valid to:
10/7/2015 7:59:59 PM

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:
1/8/2014 5:22:10 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:T0c+vMnxjyB6YtNrLrCrVsInB0UxrRKlLosgm4T/ecqOOwKV/YWgKhdFUyv4m0Q2:i6yBNPfyWQaSsR4T7lKVwWgKdFUyvf0Q

Entry address:
0x6DEE

Entry point:
E8, 26, 68, 00, 00, E9, 89, FE, FF, FF, CC, 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, A0, 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, 5A, E3, FF, FF, 8B, 4E, 0C, 8B, 46, 08, 03, CF, 33, 0C, 38, E8, 4A, E3, 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...
 
[+]

Entropy:
7.9677  (probably packed)

Code size:
79 KB (80,896 bytes)

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

http://www.adnetwork100.info/.../download.php?wti=&src=122&sta=20s2mA1Cu6WjXqYQ3SXKpj1vQKcn000DDORAA&clickid=20s2mA1Cu6WjXqYQ3SXKpj1vQKcn000DDORAA

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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