plugincontainer.bak

Web United

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

Version:
1.0.5667.17747

MD5:
fa1a86700acc3a4df6ea3d6b212a542a

SHA-1:
fc3583f297010c813b5909e72fc3a98c4a96883a

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:
8/11/2020 9:49:27 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.10.18

File size:
637.3 KB (652,552 bytes)

Product version:
1.0.5667.17747

Language:
English (United States)

Common path:
C:\Documents and Settings\{user}\Application data\dbf593b3-8a1d-418e-aa4d-3a3ecb7e1709\plugincontainer.bak

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
12/12/2014 1:00:00 AM

Valid to:
12/13/2015 12:59:59 AM

Subject:
CN=Web United, O=Web United, 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:
067F6E1F1D47FD4673122535E58BAC13

File PE Metadata
Compilation timestamp:
7/8/2015 5:51:44 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x2EC28

Entry point:
E8, FE, EF, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 83, EC, 20, 56, 57, 6A, 08, 59, BE, 14, 39, 46, 00, 8D, 7D, E0, F3, A5, 8B, 75, 0C, 8B, 7D, 08, 85, F6, 74, 13, F6, 06, 10, 74, 0E, 8B, 0F, 83, E9, 04, 51, 8B, 01, 8B, 70, 18, FF, 50, 20, 89, 7D, F8, 89, 75, FC, 85, F6, 74, 0C, F6, 06, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, 20, 21, 46, 00, 5F, 5E, 8B, E5, 5D, C2, 08, 00, 8B, 4D, F4, 64, 89, 0D, 00, 00, 00, 00, 59, 5F, 5F, 5E, 5B, 8B, E5, 5D, 51...
 
[+]

Entropy:
6.4691

Code size:
388 KB (397,312 bytes)

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