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setup_20dc285701c840db840c07f9e199e9b1.exe

Smart Applications

This is the installer/setup program for a Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application setup_20dc285701c840db840c07f9e199e9b1.exe by Smart Applications 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 NSIS (Nullsoft Scriptable Install System) installer.
Publisher:
Smart Applications  (signed and verified)

MD5:
958865d862c8297f3301bf7f727dfaac

SHA-1:
b070c94f5e7d4b2f58732c7cf045a1058b90dea8

SHA-256:
f85635b9b42831bf00e6cbab3d826aff24daf407a41dee19cc203da849026bd3

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
11/30/2024 8:48:18 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
16.8.18.0

File size:
1.4 MB (1,498,272 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\ProgramData\setup_20dc285701c840db840c07f9e199e9b1.exe

Digital Signature
Signed by:
Smart Applications

Authority:
VeriSign, Inc.

Valid from:
11/13/2014 10:00:00 PM

Valid to:
11/14/2015 9:59:59 PM

Subject:
CN=Smart Applications, O=Smart Applications, L=St. James, S=St. James, C=BB

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
4CF1C880A6746C7D0CDCB1393793A057

File PE Metadata
Compilation timestamp:
6/6/2009 6:41:59 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:bpsV5qBdNK0RT5HsKtS+cqT0CB+cODHozFdq/T/3jjnjafVBIIbsugk6Ne6ONMea:qDgdTRNHK+c2+RHozFdq/T/3fju3bs5v

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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