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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 31 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:
1.0.5578.32414

MD5:
c2c8ae16b8b1f4647f69c476f111da98

SHA-1:
be65f3de2ea86e9675df1d7f2335d271f6c46528

SHA-256:
184b451e231038f598b2f8ce678e453054a5fd4f307568ff3d00b0dab4913ab3

Scanner detections:
31 / 68

Status:
Adware

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

Analysis date:
4/30/2024 9:36:40 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CR
665

Agnitum Outpost
PUA.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.BrowseFox
2015.04.11

Avira AntiVirus
ADWARE/BrowseFox.aoj
3.6.1.96

avast!
Win32:BrowseFox-EU [PUP]
2014.9-150411

AVG
Adware AdPlugin
2016.0.3143

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15411

Bitdefender
Adware.SwiftBrowse.CR
1.0.20.505

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Agent-41785
0.98/20425

Dr.Web
Trojan.Yontoo.1734
9.0.1.0101

Emsisoft Anti-Malware
Adware.SwiftBrowse.CR
8.15.04.11.01

ESET NOD32
Win32/BrowseFox.V potentially unwanted application
9.7.0.302.0

F-Prot
W32/S-11fc74d1
v6.4.7.1.166

F-Secure
Adware.SwiftBrowse.CR
11.2015-11-04_7

G Data
Adware.SwiftBrowse.CR
15.4.25

herdProtect (fuzzy)
variant of maintainer.bak (Adware)
2015.7.13.16

IKARUS anti.virus
PUA.BrowseFox
t3scan.1.8.9.0

K7 AntiVirus
Unwanted-Program
13.202.15557

Kaspersky
not-a-virus:AdWare.Win64.Agent
15.0.0.543

Malwarebytes
PUP.Optional.Browsefox
v2015.04.11.01

McAfee
Program.BrowseFox-FXS
5600.6705

MicroWorld eScan
Adware.SwiftBrowse.CR
16.0.0.303

NANO AntiVirus
Trojan.Win32.Yontoo.dpmcsm
0.30.10.952

Norman
Adware.SwiftBrowse.CR
11.20150411

nProtect
Adware.SwiftBrowse.CR
15.04.10.01

Reason Heuristics
PUP.Service.EnterDigital
15.4.10.21

Sophos
PUA 'Browse Fox'
5.12

Vba32 AntiVirus
AdWare.SwiftBrowse
3.12.26.3

VIPRE Antivirus
Threat.4741131
39486

Zillya! Antivirus
Adware.Agent.Win32.52012
2.0.0.2134

File size:
125.2 KB (128,240 bytes)

Product version:
1.0.5578.32414

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
EnterDigital

Authority:
VeriSign, Inc.

Valid from:
9/2/2014 3:00:00 AM

Valid to:
9/3/2015 2:59:59 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:
4/11/2015 4:00:34 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:HD1Ll2ZpujSiZF4gmsym2UG0IHhxDOCdV5:HBVDFHxKuCf5

Entry address:
0x9872

Entry point:
E8, 75, 62, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A1, 68, C2, 41, 00, 33, C5, 89, 45, FC, 83, 7D, 08, FF, 57, 74, 09, FF, 75, 08, E8, 59, 50, 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...
 
[+]

Entropy:
6.2061

Code size:
72.5 KB (74,240 bytes)

Service
Display name:
MaintainerSvc6.37.565328

Type:
Win32OwnProcess

Depends on:
RPCSS


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