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{2471d35a-33d6-49f2-89e6-fd3050d37330}w64.sys

DoughGo

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {2471d35a-33d6-49f2-89e6-fd3050d37330}w64.sys by DoughGo 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 “{2471d35a-33d6-49f2-89e6-fd3050d37330}w64”.
Publisher:
StdLib  (signed by DoughGo)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
ad081c8f97262e80edb6942a1296e1bf

SHA-1:
dbb6a5ad6efa2ac9f8756f1ff6a3c4e7f65f4faf

SHA-256:
7bd344d2c63d1484fa699624a109e0718c4b25fbd1b4a6964375cf0eeef56e3a

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:
4/26/2024 12:07:16 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.DoughGo (M)
16.2.4.17

File size:
47.7 KB (48,824 bytes)

Product version:
1.4.4.6

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win64 SYS)

Common path:
C:\Windows\System32\drivers\{2471d35a-33d6-49f2-89e6-fd3050d37330}w64.sys

Digital Signature
Signed by:
DoughGo

Authority:
VeriSign, Inc.

Valid from:
1/9/2014 4:00:00 AM

Valid to:
1/10/2015 3:59:59 AM

Subject:
CN=DoughGo, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=DoughGo, 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:
43D6FB9D3D742CDE988B02EC2BD25188

File PE Metadata
Compilation timestamp:
11/28/2014 10:28:33 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:lG7G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD3AA:4FID6EGnLA8AFJTNEVmD7

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...
 
[+]

Entropy:
6.3942

Code size:
34.5 KB (35,328 bytes)

Driver
Display name:
{2471d35a-33d6-49f2-89e6-fd3050d37330}w64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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