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{1de0dec0-675e-482f-a756-fd24c6796c8e}w.sys

NetCrawl

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {1de0dec0-675e-482f-a756-fd24c6796c8e}w.sys by NetCrawl has been detected as adware by 10 anti-malware scanners. It runs as a Windows kernel mode device driver named “{1de0dec0-675e-482f-a756-fd24c6796c8e}w”. 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 NetCrawl)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
c1a008af4bf46c63dfea85fa03ed3df8

SHA-1:
db7c4ff0abd92570f480c0ca419b34d4a24b6e1f

SHA-256:
df60f654081986cfb0ed50e51947c942be632e23c0ec9a90b0f37f6efffd8235

Scanner detections:
10 / 68

Status:
Adware

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

Analysis date:
4/26/2024 11:27:12 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.BrowseFox
7.1.1

Avira AntiVirus
Adware/BrowseFox.A.1227
7.11.181.152

AVG
PortalMore
2017.0.2832

Comodo Security
Application.Win32.RiskWare.NetFilter.D
19527

IKARUS anti.virus
AdWare.SwiftBrowse
t3scan.1.7.8.0

Qihoo 360 Security
Win32/Virus.Adware.c12
1.0.0.1015

Reason Heuristics
PUP.Yontoo.NetCrawl (M)
16.2.15.19

Vba32 AntiVirus
AdWare.Win64.Yotoon
3.12.26.3

VIPRE Antivirus
Threat.5061968
34232

Zillya! Antivirus
Adware.Yotoon.Win64.7
2.0.0.1921

File size:
42.1 KB (43,152 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\{1de0dec0-675e-482f-a756-fd24c6796c8e}w.sys

Digital Signature
Signed by:
NetCrawl

Authority:
VeriSign, Inc.

Valid from:
4/23/2015 2:00:00 AM

Valid to:
6/22/2016 1:59:59 AM

Subject:
CN=NetCrawl, O=NetCrawl, 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:
525D9FA332967C7E9FDF3294C6B5F41D

File PE Metadata
Compilation timestamp:
1/8/2016 7:21:03 AM

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:UN0457WBZwpHs63E+X7BIrTsCEziDH+JgrVJddHP5:MhUcpH/0+LCf7EziDHhdF

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:
{1de0dec0-675e-482f-a756-fd24c6796c8e}w

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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