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{01531192-f7ef-415f-a549-cfdb11836731}w.sys

Surftastic

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {01531192-f7ef-415f-a549-cfdb11836731}w.sys by Surftastic 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 kernel mode device driver named “{01531192-f7ef-415f-a549-cfdb11836731}w”.
Publisher:
StdLib  (signed by Surftastic)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
bac7326473496d3d57079f1bcc7fc8c9

SHA-1:
34ca1dfb5821bdd6a90ed11aee1bc40f4cb6343f

SHA-256:
467a6fe9567a9cf010a72926b3ca926c8b965a43e6ab5c7246680110b80fd8f3

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:
11/23/2024 8:19:32 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.14.14

File size:
41.8 KB (42,784 bytes)

Product version:
1.4.4.6

Copyright:
Copyright © 2013 StdLib

Original file name:
StdLib.sys

File type:
Driver (Win32 SYS)

Language:
English (United States)

Common path:
C:\Windows\System32\drivers\{01531192-f7ef-415f-a549-cfdb11836731}w.sys

Digital Signature
Signed by:
Surftastic

Authority:
COMODO CA Limited

Valid from:
5/6/2014 8:00:00 PM

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

Subject:
CN=Surftastic, O=Surftastic, STREET=10620 Treena Street Suite 230, L=San Diego, S=Ca, PostalCode=92131, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
1E51B1BC1DA0D725290BE84DCF88D4EB

File PE Metadata
Compilation timestamp:
9/22/2014 3:01:51 PM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

Entry address:
0xA03E

Entry point:
8B, FF, 55, 8B, EC, E8, BD, FF, FF, FF, 5D, E9, 20, 70, FF, FF, CC, CC, 94, A1, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, CE, A4, 00, 00, E0, 80, 00, 00, B4, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 24, A5, 00, 00, 00, 80, 00, 00, EC, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, A4, A9, 00, 00, 38, 80, 00, 00, C4, A0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 9C, AA, 00, 00, 10, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, FC, A4, 00, 00, 10, A5, 00, 00, E8, A4...
 
[+]

Code size:
28 KB (28,672 bytes)

Driver
Display name:
{01531192-f7ef-415f-a549-cfdb11836731}w

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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