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{6ccfd995-07be-49cf-8ad6-1422dc08761a}gw64.sys

snipsmart

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {6ccfd995-07be-49cf-8ad6-1422dc08761a}gw64.sys by snipsmart has been detected as adware by 27 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{6ccfd995-07be-49cf-8ad6-1422dc08761a}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 snipsmart)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
f320662dff98abb31681ae0441d65eaf

SHA-1:
d5205990e805936a61c7da00e02561362a45196d

SHA-256:
8ff12b950b40b5a07c54b981344ee026fb3730b49e1952577761e8e43ce7da4a

Scanner detections:
27 / 68

Status:
Adware

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

Analysis date:
4/25/2024 10:47:56 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.BV
864

Agnitum Outpost
Riskware.NetFilter
7.1.1

AhnLab V3 Security
Trojan/Win64.SwiftBrowse
2014.09.24

avast!
Win64:Malware-gen
2014.9-140923

AVG
Generic
2015.0.3342

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.14923

Bitdefender
Adware.SwiftBrowse.BV
1.0.20.1330

Clam AntiVirus
Win.Adware.Swiftbrowse-284
0.98/21411

Comodo Security
UnclassifiedMalware
18740

Dr.Web
hacktool program Tool.NetFilter.313
9.0.1.0266

Emsisoft Anti-Malware
Adware.SwiftBrowse.BV
8.14.09.23.12

ESET NOD32
Win64/BrowseFox.AG (variant)
8.10556

F-Prot
W64/A-abca7297
v6.4.7.1.166

F-Secure
Adware.SwiftBrowse.BV
11.2014-23-09_3

G Data
Adware.SwiftBrowse.BV
14.9.24

herdProtect (fuzzy)
variant of {6ccfd995-07be-49cf-8ad6-1422dc08761a}w64.sys (Adware)
2014.12.5.16

IKARUS anti.virus
PUA.RiskWare.NetFilter
t3scan.1.7.8.0

Malwarebytes
PUP.Optional.NetFilter
v2014.09.23.12

McAfee
Artemis!5339DF6AA46D
5600.6998

MicroWorld eScan
Adware.SwiftBrowse.BV
15.0.0.798

nProtect
Adware.SwiftBrowse.BV
14.09.23.01

Qihoo 360 Security
Win32/Trojan.RiskWare.a25
1.0.0.1015

Reason Heuristics
PUP.snipsmart.n
14.9.23.12

Sophos
BrowseSmart
4.98

Trend Micro House Call
TROJ_GEN.F47V0523
7.2.266

VIPRE Antivirus
Trojan.Win32.Generic
33382

Zillya! Antivirus
Adware.Yotoon.Win64.3
2.0.0.1915

File size:
47.6 KB (48,784 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\{6ccfd995-07be-49cf-8ad6-1422dc08761a}gw64.sys

Digital Signature
Signed by:
snipsmart

Authority:
VeriSign, Inc.

Valid from:
8/5/2014 2:00:00 AM

Valid to:
8/6/2015 1:59:59 AM

Subject:
CN=snipsmart, O=snipsmart, 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:
44017A0654590E4048857CE5A4A44F1A

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

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:ls7G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD36mlih:2FID6EGnLA8AFJTNEVmD6Kih

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...
 
[+]

Code size:
34.5 KB (35,328 bytes)

Driver
Display name:
{6ccfd995-07be-49cf-8ad6-1422dc08761a}Gw64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.