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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:
a1aaf65ee9e68f987c411d27f06bb77c

SHA-1:
927cf5a688f73e89f42e74c11555047c6ba32d8c

SHA-256:
dd39f59058505b0639fe10fb9d613905df1c4bfd7abbe972f7ae6bc949e85bf7

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:
4/25/2024 10:33:22 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick (M)
16.8.1.14

File size:
1.9 MB (1,950,216 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:
10/7/2013 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:
12/2/2013 10:54:41 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
49152:8ENFwJqzUR0qcU35aimssih2KZ1bofgU3WQ4h+2gVYcCq:1FwQqcc8ih2u8gnfdtcR

Entry address:
0x8E00

Entry point:
E8, BC, 6A, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, 98, B1, 41, 00, 89, 0D, 94, B1, 41, 00, 89, 15, 90, B1, 41, 00, 89, 1D, 8C, B1, 41, 00, 89, 35, 88, B1, 41, 00, 89, 3D, 84, B1, 41, 00, 66, 8C, 15, B0, B1, 41, 00, 66, 8C, 0D, A4, B1, 41, 00, 66, 8C, 1D, 80, B1, 41, 00, 66, 8C, 05, 7C, B1, 41, 00, 66, 8C, 25, 78, B1, 41, 00, 66, 8C, 2D, 74, B1, 41, 00, 9C, 8F, 05, A8, B1, 41, 00, 8B, 45, 00, A3, 9C, B1, 41, 00, 8B, 45, 04, A3, A0, B1, 41, 00, 8D, 45, 08, A3, AC, B1, 41...
 
[+]

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=114&src=114&sta=0001181eabcf0866c4783937f2218f1d2dcd4

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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