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maintainer.bak

EnterDigital

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file maintainer.bak by EnterDigital has been detected as adware by 30 anti-malware scanners. 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:
EnterDigital  (signed and verified)

Version:
1.0.5502.17495

MD5:
e67c36f7e9573fc7121b11f95faa5ab0

SHA-1:
66aae742ee0173b812a04bb5b7bf16df71ad3695

SHA-256:
a4c73d13615f570ff029324ebc7eacf388ee0141dbb810be97098c16e9c38ee5

Scanner detections:
30 / 68

Status:
Adware

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

Analysis date:
4/16/2024 1:57:45 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CR
737

AhnLab V3 Security
Adware/Win32.SwiftBrowse
2015.01.25

Avira AntiVirus
Adware/BrowseFox.aoj
7.11.204.248

avast!
Win32:Adware-BYZ [PUP]
2014.9-150128

AVG
Generic6
2016.0.3215

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15128

Bitdefender
Adware.SwiftBrowse.CR
1.0.20.140

Bkav FE
W32.EnterDigital.Maintainer.Adware
1.3.0.6379

Clam AntiVirus
Win.Adware.Agent-22685
0.98/21511

Comodo Security
Application.Win32.BrowseFox.B
20829

Dr.Web
Trojan.BPlug.281
9.0.1.028

Emsisoft Anti-Malware
Adware.SwiftBrowse.CR
8.15.01.28.01

ESET NOD32
Win32/BrowseFox
9.11067

F-Prot
W32/A-de841313
v6.4.7.1.166

F-Secure
Adware.SwiftBrowse.CR
11.2015-28-01_4

G Data
Adware.SwiftBrowse.CR
15.1.24

IKARUS anti.virus
AdWare.SwiftBrowse
t3scan.1.8.6.0

K7 AntiVirus
Trojan
13.192.14744

Kaspersky
not-a-virus:AdWare.Win32.Yotoon
14.0.0.2572

Malwarebytes
PUP.Optional.SwiftBrowse
v2015.01.28.01

McAfee
BrowseFox-FTR
5600.6871

MicroWorld eScan
Adware.SwiftBrowse.CR
16.0.0.84

NANO AntiVirus
Riskware.Win32.Kranet.dgiwfc
0.30.0.64812

nProtect
Trojan-Clicker/W32.Yotoon.123632
15.01.23.01

Qihoo 360 Security
HEUR/QVM10.1.Malware.Gen
1.0.0.1015

Quick Heal
AdWare.Yotoon.A5
1.15.14.00

Reason Heuristics
PUP.EnterDigital
15.1.28.13

SUPERAntiSpyware
Adware.SwiftBrowse
10088

Vba32 AntiVirus
AdWare.Yotoon
3.12.26.3

Zillya! Antivirus
Adware.Kranet.Win32.476
2.0.0.2044

File size:
120.7 KB (123,632 bytes)

Product version:
1.0.5502.17495

Language:
English (United States)

Common path:
C:\ProgramData\7bb6df21-8ca8-4eec-965d-8cd2261544c7\maintainer.bak

Digital Signature
Signed by:
EnterDigital

Authority:
VeriSign, Inc.

Valid from:
9/2/2014 2:00:00 AM

Valid to:
9/3/2015 1:59:59 AM

Subject:
CN=EnterDigital, O=EnterDigital, 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:
1E3B5C4453E4282F35D4B16FE677D245

File PE Metadata
Compilation timestamp:
1/24/2015 6:43:17 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
1536:y3eRgxyOpGX5sfnC6P2dV59IikYYf9J892bbY+mGbcQ/Wm1sWjcd9PQI0ypxCO8U:WK35/9oxfTk+Vvn69PQI0ypxCO6XbZvY

Entry address:
0x8A72

Entry point:
E8, 95, 57, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A1, 68, B2, 41, 00, 33, C5, 89, 45, FC, 83, 7D, 08, FF, 57, 74, 09, FF, 75, 08, E8, 79, 45, 00, 00, 59, 83, A5, E0, FC, FF, FF, 00, 6A, 4C, 8D, 85, E4, FC, FF, FF, 6A, 00, 50, E8, 7A, F3, FF, FF, 8D, 85, E0, FC, FF, FF, 89, 85, D8, FC, FF, FF, 8D, 85, 30, FD, FF, FF, 83, C4, 0C, 89, 85, DC, FC, FF, FF, 89, 85, E0, FD, FF, FF, 89, 8D, DC, FD, FF, FF, 89, 95, D8, FD, FF, FF, 89, 9D, D4, FD, FF, FF, 89, B5, D0, FD, FF, FF, 89, BD, CC...
 
[+]

Code size:
68.5 KB (70,144 bytes)

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