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{6c5e4f16-dc67-4cab-bc96-83d77ccc9c15}w64.sys

PlumoWeb

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file {6c5e4f16-dc67-4cab-bc96-83d77ccc9c15}w64.sys by PlumoWeb has been detected as adware by 21 anti-malware scanners. It runs as a Windows 64-bit kernel mode device driver named “{6c5e4f16-dc67-4cab-bc96-83d77ccc9c15}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 PlumoWeb)

Product:
StdLib

Version:
1.4.4.6 built by: WinDDK

MD5:
2d3a0be68a3895b4b14fb1eeb040177a

SHA-1:
32844cdd5a07a17db7d873461a176e512e8c04fd

SHA-256:
92efc2041b1c2f75d66c4137def6a93d8b530239a575c3cbf284f953c417664b

Scanner detections:
21 / 68

Status:
Adware

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

Analysis date:
4/24/2024 9:44:26 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CH
707

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
Win-PUP/BrowseFox.Gen
2015.01.25

Avira AntiVirus
Adware/BrowseFox.apq
7.11.204.248

AVG
Generic
2016.0.3185

Bitdefender
Adware.SwiftBrowse.CH
1.0.20.290

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

Dr.Web
Tool.NetFilter.313
9.0.1.058

Emsisoft Anti-Malware
Adware.SwiftBrowse.CH
8.15.02.27.08

ESET NOD32
Win64/BrowseFox.BM (variant)
9.11067

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

F-Secure
Adware.SwiftBrowse.CH
11.2015-27-02_6

G Data
Adware.SwiftBrowse.CH
15.2.24

K7 AntiVirus
Adware
13.192.14744

MicroWorld eScan
Adware.SwiftBrowse.CH
16.0.0.174

nProtect
Adware.SwiftBrowse.CH
15.01.23.01

Reason Heuristics
PUP.Yontoo
15.2.27.20

Trend Micro House Call
HS_BROWSEFOX.SM
7.2.58

Trend Micro
HS_BROWSEFOX.SM
10.465.27

VIPRE Antivirus
Trojan.Win32.Generic
36936

Zillya! Antivirus
Adware.Yotoon.Win64.14
2.0.0.2044

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\{6c5e4f16-dc67-4cab-bc96-83d77ccc9c15}w64.sys

Digital Signature
Signed by:
PlumoWeb

Authority:
VeriSign, Inc.

Valid from:
8/4/2014 5:00:00 PM

Valid to:
8/5/2015 4:59:59 PM

Subject:
CN=PlumoWeb, O=PlumoWeb, 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:
792D14E276E932D00A4F272C4ED5B70E

File PE Metadata
Compilation timestamp:
1/24/2015 2:28:03 AM

OS version:
6.1

OS bitness:
Win64

Subsystem:
Native (none required)

Linker version:
9.0

CTPH (ssdeep):
768:lr7G2EjsnyXeOUEGG0LA8tWFZuL470h6aqxcCT2kvsVRwlZD3B:NFID6EGnLA8AFJTNEVmD

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:
6.3925

Code size:
34.5 KB (35,328 bytes)

Driver
Display name:
{6c5e4f16-dc67-4cab-bc96-83d77ccc9c15}w64

Type:
Kernel device driver (KernelDriver)

Group:
PNP_TDI


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