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{4a606d9a-89cd-45d7-8e6b-a23ca80288f9}gw64.sys

platamoose

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {4a606d9a-89cd-45d7-8e6b-a23ca80288f9}gw64.sys by platamoose has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a Windows 64-bit kernel mode device driver named “{4a606d9a-89cd-45d7-8e6b-a23ca80288f9}Gw64”.
Publisher:
StdLib  (signed by platamoose)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
37061ff2a82a42be3110ea6b45a7a31e

SHA-1:
c6422bce11a2b966e44a82cc188fd82f10fbdf7a

SHA-256:
285425a6e70f0225effadd18f6dc8dc8938829d7065853a2708957c2a8cf5282

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:
5/21/2024 8:10:39 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
16.11.30.21

File size:
47.6 KB (48,728 bytes)

Product version:
1.4.4.6

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win64 SYS)

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\{4a606d9a-89cd-45d7-8e6b-a23ca80288f9}gw64.sys

Digital Signature
Signed by:
platamoose

Authority:
DigiCert Inc

Valid from:
6/9/2014 2:00:00 AM

Valid to:
6/17/2015 2:00:00 PM

Subject:
CN=platamoose, O=platamoose, L=Santa Monica, S=California, C=US

Issuer:
CN=DigiCert Assured ID Code Signing CA-1, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
056AAEB43A8F6D3F3C94473962C61E96

File PE Metadata
Compilation timestamp:
9/22/2014 9:01:54 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:lp7G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD3ZF82MheX:7FID6EGnLA8AFJTNEVmDZOheX

Entry address:
0xC064

Entry point:
48, 83, EC, 28, 4C, 8B, C2, 4C, 8B, C9, E8, 95, FF, FF, FF, 49, 8B, D0, 49, 8B, C9, 48, 83, C4, 28, E9, E2, 50, FF, FF, CC, CC, 78, C2, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 54, C6, 00, 00, A0, 91, 00, 00, 28, C1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, DA, CA, 00, 00, 50, 90, 00, 00, D8, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, D2, CB, 00, 00, 00, 90, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, B6, CB, 00, 00, 00, 00, 00, 00, A2, CB, 00, 00...
 
[+]

Code size:
34.5 KB (35,328 bytes)

Driver
Display name:
{4a606d9a-89cd-45d7-8e6b-a23ca80288f9}Gw64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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