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appstein.browseradapter64.exe

Appstein

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application appstein.browseradapter64.exe by Appstein has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Appstein  (signed and verified)

MD5:
ac859b100c33db0972c112e776f760d7

SHA-1:
1a6b6fc101fea9ab5d547e7be790dfd3fb28d1cf

SHA-256:
65e8ee2285ad4329df0cbda5cb69fed9bee0ac00f331350ef072d6555cbf43e3

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:
5/11/2024 7:24:41 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Yontoo (M)
17.3.7.8

File size:
112.3 KB (114,968 bytes)

File type:
Executable application (Win64 EXE)

Common path:
C:\Program Files\appstein\bin\appstein.browseradapter64.exe

Digital Signature
Signed by:
Appstein

Authority:
VeriSign, Inc.

Valid from:
5/2/2014 5:30:00 AM

Valid to:
5/3/2015 5:29:59 AM

Subject:
CN=Appstein, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Appstein, 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:
06773AB7EC074782D28F824F3C5632C1

File PE Metadata
Compilation timestamp:
11/4/2014 4:58:44 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x3D1C

Entry point:
48, 83, EC, 28, E8, C3, 26, 00, 00, 48, 83, C4, 28, E9, 52, FE, FF, FF, CC, CC, E9, EB, 05, 00, 00, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 66, 66, 0F, 1F, 84, 00, 00, 00, 00, 00, 48, 3B, 0D, 39, 53, 01, 00, 75, 11, 48, C1, C1, 10, 66, F7, C1, FF, FF, 75, 02, F3, C3, 48, C1, C9, 10, E9, 2D, 27, 00, 00, CC, 40, 53, 48, 83, EC, 40, 48, 8B, D9, EB, 0F, 48, 8B, CB, E8, 6D, 28, 00, 00, 85, C0, 74, 13, 48, 8B, CB, E8, 95, 07, 00, 00, 48, 85, C0, 74, E7, 48, 83, C4, 40, 5B, C3, 8B, 05...
 
[+]

Entropy:
6.2133

Code size:
70.5 KB (72,192 bytes)

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