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{77288bc4-30b5-49f8-88e2-b9b5110ed762}w64.sys

glindorus

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {77288bc4-30b5-49f8-88e2-b9b5110ed762}w64.sys by glindorus has been detected as adware by 17 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{77288bc4-30b5-49f8-88e2-b9b5110ed762}w64”. 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 glindorus)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
aec2d535221b7a110b60d3fce5288216

SHA-1:
3bdddd33f0e5ae42730cae06ea8796208753d532

SHA-256:
4306f9a63526ce9d1815d40c53aa52ef9a0ddf31c533bfcdc3f98267a3aaffa0

Scanner detections:
17 / 68

Status:
Adware

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

Analysis date:
4/18/2024 4:30:38 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CH
5850519

Agnitum Outpost
Riskware.Agent
7.1.1

Avira AntiVirus
Adware/BrowseFox.aos
7.11.189.64

AVG
Skodna.glindorus
2015.0.3277

Bitdefender
Adware.SwiftBrowse.CH
1.0.20.1660

Clam AntiVirus
Win.Adware.Swiftbrowse-497
0.98/21511

Dr.Web
hacktool program Tool.NetFilter.313
9.0.1.05190

Emsisoft Anti-Malware
Adware.SwiftBrowse.CH
9.0.0.4570

ESET NOD32
Win64/BrowseFox.CG potentially unwanted application
7.0.302.0

F-Prot
W64/A-59c9c70a
v6.4.7.1.166

F-Secure
Adware.SwiftBrowse.CH
11.2014-28-11_6

G Data
Adware.SwiftBrowse.CH
14.11.24

MicroWorld eScan
Adware.SwiftBrowse.CH
15.0.0.996

nProtect
Adware.SwiftBrowse.CH
14.11.27.01

Reason Heuristics
PUP.glindorus.m
14.11.28.0

VIPRE Antivirus
Threat.4150696
35088

Zillya! Antivirus
Adware.Yotoon.Win64.14
2.0.0.1995

File size:
47.7 KB (48,824 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\{77288bc4-30b5-49f8-88e2-b9b5110ed762}w64.sys

Digital Signature
Signed by:
glindorus

Authority:
VeriSign, Inc.

Valid from:
9/19/2013 8:00:00 AM

Valid to:
9/20/2015 7:59:59 AM

Subject:
CN=glindorus, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=glindorus, L=San Diego, 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:
38CA8426D3AC22743D3790B6CAB486B4

File PE Metadata
Compilation timestamp:
11/28/2014 12:33:04 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:lU7G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD3b3A0:WFID6EGnLA8AFJTNEVmDU0

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...
 
[+]

Entropy:
6.3933

Code size:
34.5 KB (35,328 bytes)

Driver
Display name:
{77288bc4-30b5-49f8-88e2-b9b5110ed762}w64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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