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{11e16680-3a18-4ccb-8425-310994e50764}t64.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}t64.sys by SmarterPower has been detected as adware by 8 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{11e16680-3a18-4ccb-8425-310994e50764}t64”. 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:
1.4.3.1 built by: WinDDK

MD5:
f2ee4635ad609e3394ee3e4dfb9fe369

SHA-1:
7f52bc8018cc568baa98e2e9e2206c7b20295d05

SHA-256:
f622c221e9c9bf556ea814711390d26505cf197d3bec4e356dee2cb38e6c6f00

Scanner detections:
8 / 68

Status:
Adware

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

Analysis date:
4/29/2024 9:36:38 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.SwiftBrowse
7.1.1

AVG
Generic
2015.0.3297

Clam AntiVirus
Win.Adware.Netfilter-183
0.98/21411

ESET NOD32
Win64/BrowseFox (variant)
8.10687

IKARUS anti.virus
PUA.BrowseFox
t3scan.1.8.3.0

Reason Heuristics
PUP.SmarterPower.m
14.11.7.13

Sophos
Browse Fox
4.98

VIPRE Antivirus
Threat.4150696
34232

File size:
59.6 KB (61,080 bytes)

Product version:
1.4.3.1

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}t64.sys

Digital Signature
Signed by:
SmarterPower

Authority:
VeriSign, Inc.

Valid from:
8/4/2014 5:00:00 PM

Valid to:
8/5/2015 4:59:59 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 12:01:45 PM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
1536:vfjq7nqsXk7cfk20kQo9tSRw2wdTlwzHptJTqwmh:nj4qsXk78UkdQw2wdpwzHpzTqf

Entry address:
0x11064

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, AA, A7, FF, FF, CC, CC, D0, 10, 01, 00, 00, 00, 00, 00, 00, 00, 00, 00, 38, 15, 01, 00, 10, D0, 00, 00, C0, 10, 01, 00, 00, 00, 00, 00, 00, 00, 00, 00, 5A, 15, 01, 00, 00, D0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 46, 15, 01, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 34, 12, 01, 00, 00, 00, 00, 00, 48, 12, 01, 00, 00, 00, 00, 00, 66, 12, 01, 00...
 
[+]

Entropy:
6.3831

Code size:
46 KB (47,104 bytes)

Driver
Display name:
{11e16680-3a18-4ccb-8425-310994e50764}t64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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