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maintainer.exe

EnterDigital

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application maintainer.exe by EnterDigital has been detected as adware by 25 anti-malware scanners. It runs as a separate (within the context of its own process) windows Service named “MaintainerSvc6.37.565328”. 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:
1.0.5417.30183

MD5:
090e8835e4ad2db31179e7127a7f1135

SHA-1:
b94f7d886b512f8cbc35b329d47d76b3898e0900

SHA-256:
201b9e47efe814d283f52dfe914d13b6cd7bf58cfa882ecac06637d6010d24be

Scanner detections:
25 / 68

Status:
Adware

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

Analysis date:
4/24/2024 3:16:44 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CF
826

AhnLab V3 Security
Adware/Win32.SwiftBrowse
2014.10.30

Avira AntiVirus
Adware/Kranet.123304.1
7.11.182.78

avast!
Win32:Adware-BYZ [PUP]
141025-0

AVG
Megabrowse
2015.0.3304

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.14111

Bitdefender
Adware.SwiftBrowse.CF
1.0.20.1525

Clam AntiVirus
Win.Adware.Agent-22685
0.98/21411

Dr.Web
Trojan.BPlug.281
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Adware.SwiftBrowse
14.11.01

ESET NOD32
Win32/BrowseFox
8.10643

Fortinet FortiGate
Adware/Kranet
11/1/2014

F-Secure
Adware.SwiftBrowse.CF
11.2014-01-11_7

G Data
Adware.SwiftBrowse.CF
14.11.24

Kaspersky
not-a-virus:AdWare.Win32.Kranet
14.0.0.3015

McAfee
Artemis!E3F2E87BE816
5600.6960

MicroWorld eScan
Adware.SwiftBrowse.CF
15.0.0.915

NANO AntiVirus
Riskware.Win32.Kranet.dgiwfc
0.28.6.62995

nProtect
Adware.SwiftBrowse.CF
14.10.30.01

Qihoo 360 Security
Win32/Virus.Adware.708
1.0.0.1015

Reason Heuristics
PUP.Service.EnterDigital.K
14.11.3.21

Sophos
Browse Fox
4.98

Vba32 AntiVirus
AdWare.Kranet
3.12.26.3

VIPRE Antivirus
Yontoo
34362

Zillya! Antivirus
Adware.Kranet.Win32.476
2.0.0.1972

File size:
120.7 KB (123,632 bytes)

Product version:
1.0.5417.30183

File type:
Executable application (Win32 EXE)

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

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:
11/1/2014 12:46:12 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:sK35/9oxfTk+lvn6fPQI0ypxCOWXbZvGd:sKCLPB+LWLZvW

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)

Service
Display name:
MaintainerSvc6.37.565328

Type:
Win32OwnProcess

Depends on:
RPCSS


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