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{11e16680-3a18-4ccb-8425-310994e50764}gw64.sys

SmarterPower

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {11e16680-3a18-4ccb-8425-310994e50764}gw64.sys by SmarterPower has been detected as adware by 13 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{11e16680-3a18-4ccb-8425-310994e50764}Gw64”. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
StdLib  (signed by SmarterPower)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
1b23a36fb8a755369e0d3b57d5f2fe26

SHA-1:
f243eae1619ccf15137abb24a4ef3f0d9b39c8e3

SHA-256:
63d1b9463ba678b1b9050368f32f7ec699366c86a631bcd65fa5dfead2b6af97

Scanner detections:
13 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
4/16/2024 4:52:37 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CE
826

Agnitum Outpost
Riskware.Agent
7.1.1

AVG
Generic
2015.0.3304

Baidu Antivirus
Adware.Win64.BrowseFox
4.0.3.14111

Bitdefender
Adware.SwiftBrowse.CE
1.0.20.1525

Dr.Web
Tool.NetFilter.313
9.0.1.0305

Emsisoft Anti-Malware
Adware.SwiftBrowse.CE
8.14.11.01.07

ESET NOD32
Win64/BrowseFox (variant)
8.10555

G Data
Adware.SwiftBrowse.CE
14.11.24

MicroWorld eScan
Adware.SwiftBrowse.CE
15.0.0.915

Reason Heuristics
PUP.SmarterPower.n
14.11.1.7

Sophos
Browse Fox
4.98

VIPRE Antivirus
Yontoo
33886

File size:
47.6 KB (48,792 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\{11e16680-3a18-4ccb-8425-310994e50764}gw64.sys

Digital Signature
Signed by:
SmarterPower

Authority:
VeriSign, Inc.

Valid from:
8/4/2014 8:00:00 PM

Valid to:
8/5/2015 7:59:59 PM

Subject:
CN=SmarterPower, O=SmarterPower, L=Santa Monica, 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:
38D7C83A73CB4E3AC85648608E3170D8

File PE Metadata
Compilation timestamp:
9/22/2014 3:01:54 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:lH7G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD3IUznfN:9FID6EGnLA8AFJTNEVmDI

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:
6.3928

Code size:
34.5 KB (35,328 bytes)

Driver
Display name:
{11e16680-3a18-4ccb-8425-310994e50764}Gw64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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