{7afe3a9e-a637-49a8-9084-bf73405b41b6}gw.sys

RockResult

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {7afe3a9e-a637-49a8-9084-bf73405b41b6}gw.sys by RockResult has been detected as adware by 14 anti-malware scanners. It runs as a Windows kernel mode device driver named “{7afe3a9e-a637-49a8-9084-bf73405b41b6}Gw”. 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 RockResult)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
a59d0b5986178da8220bda2365fa2a06

SHA-1:
4c440b82bccc5a1da14d494157f4909916628e2b

SHA-256:
cf9956f8bc20aa0aded2d04fdaeb23b125ab614ee9162a4a221e28a8509ff603

Scanner detections:
14 / 68

Status:
Adware

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

Analysis date:
4/23/2024 9:11:35 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.BrowseFox
7.1.1

Avira AntiVirus
Adware/BrowseFox.A.1227
7.11.182.78

AVG
Generic
2015.0.3306

Baidu Antivirus
Adware.Win64.BrowseFox
4.0.3.141030

Clam AntiVirus
Win.Adware.Netfilter-134
0.98/21411

Dr.Web
hacktool program Tool.NetFilter.313
9.0.1.05190

ESET NOD32
Win64/BrowseFox.AF (variant)
8.10644

F-Prot
W32/A-248e95ab
v6.4.7.1.166

NANO AntiVirus
Riskware.Win32.NetFilter.dgkdox
0.28.6.62995

Qihoo 360 Security
Win32/Virus.Adware.618
1.0.0.1015

Reason Heuristics
PUP.RockResult.l
14.10.28.10

Vba32 AntiVirus
AdWare.Win64.Yotoon
3.12.26.3

VIPRE Antivirus
Threat.4150696
34232

Zillya! Antivirus
Backdoor.CPEX.Win32.29350
2.0.0.1972

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\{7afe3a9e-a637-49a8-9084-bf73405b41b6}gw.sys

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
10/8/2014 2:00:00 AM

Valid to:
10/9/2015 1:59:59 AM

Subject:
CN=RockResult, O=RockResult, 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:
718E986BCC6BAC0F11E352C43C67B5DD

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

OS version:
6.1

OS bitness:
Win32

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:ON0457WBZwpHs63E+X7BIrTsCEziDH+JgrVJddTPf:yhUcpH/0+LCf7EziDHhdVf

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:
{7afe3a9e-a637-49a8-9084-bf73405b41b6}Gw

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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