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websparkle.expext.exe

WebSparkle

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application websparkle.expext.exe by WebSparkle has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
WebSparkle  (signed and verified)

Version:
1.0.6242.39491

MD5:
7acc2a6f79dbe61e62a3e61b83040cc1

SHA-1:
f2f1b1b9c632037bd7f7d3151481047a3d638867

SHA-256:
7682bce062dd7f1af1dc7b567f171266caabeea6d94e97e2bdba1b9cf85035e0

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:
4/23/2024 9:17:21 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo.WebSparkle (M)
16.2.13.9

File size:
99.3 KB (101,664 bytes)

Product version:
1.0.6242.39491

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\websparkle\bin\websparkle.expext.exe

Digital Signature
Signed by:
WebSparkle

Authority:
VeriSign, Inc.

Valid from:
8/13/2013 2:00:00 AM

Valid to:
8/14/2015 1:59:59 AM

Subject:
CN=WebSparkle, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=WebSparkle, L=San Diego, S=California, C=US

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:
36202DE0CBDFE10F57978E3766DB2ED4

File PE Metadata
Compilation timestamp:
5/4/2015 12:14:46 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
1536:lv6Gs16A0wApfI+8G2dBKCKXfPWk6EHIkmnMBcuzP1KgS30s:s1uw24dKXf+k6cJP1KgS3L

Entry address:
0x563E

Entry point:
E8, AB, 3C, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, 7D, 08, 00, 74, 2D, FF, 75, 08, 6A, 00, FF, 35, 64, 7F, 41, 00, FF, 15, 4C, 20, 41, 00, 85, C0, 75, 18, 56, E8, 2F, 08, 00, 00, 8B, F0, FF, 15, 68, 20, 41, 00, 50, E8, DF, 07, 00, 00, 59, 89, 06, 5E, 5D, C3, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 69, 33, C0, 8A, 44, 24, 08, 84, C0, 75, 16, 81, FA, 80, 00, 00, 00, 72, 0E, 83, 3D, C0, 91, 41, 00, 00, 74, 05, E9, CD, 3C, 00, 00, 57, 8B...
 
[+]

Entropy:
6.4315

Code size:
65.5 KB (67,072 bytes)

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