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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 32 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:
1.0.5625.35301

MD5:
2c11208a6059560a4dd34ee12665a407

SHA-1:
b2daf6ceca93bcc55edc50ed182e94aab0d631ff

SHA-256:
96ae90f5056f652b8f1e5fcf79de4435abd46c999c479b33233cc6460004fd6a

Scanner detections:
32 / 68

Status:
Adware

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

Analysis date:
4/20/2024 2:52:37 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.SwiftBrowse.CR
617

Agnitum Outpost
PUA.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.BrowseFox
2015.05.28

Avira AntiVirus
ADWARE/BrowseFox.aoj
8.3.1.6

avast!
Win32:BrowseFox-JA [PUP]
2014.9-150528

AVG
AdPlugin
2016.0.3095

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15528

Bitdefender
Adware.SwiftBrowse.CR
1.0.20.740

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Agent-41785
0.98/21511

Comodo Security
Application.Win32.BrowseFox.AHJ
22250

Dr.Web
Trojan.Yontoo.1734
9.0.1.0148

Emsisoft Anti-Malware
Adware.SwiftBrowse.CR
8.15.05.28.05

ESET NOD32
Win32/BrowseFox.BB potentially unwanted (variant)
9.11697

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

F-Secure
Adware.SwiftBrowse.CR
11.2015-28-05_5

G Data
Adware.SwiftBrowse.CR
15.5.25

K7 AntiVirus
Adware
13.204.16053

Kaspersky
not-a-virus:AdWare.Win64.Agent
14.0.0.1971

Malwarebytes
PUP.Optional.BrowseFox
v2015.05.28.05

McAfee
BrowseFox-FXS
5600.6751

MicroWorld eScan
Adware.SwiftBrowse.CR
16.0.0.444

NANO AntiVirus
Trojan.Win32.Yontoo.dpmcsm
0.30.24.1636

nProtect
Adware.SwiftBrowse.CR
15.05.27.01

Qihoo 360 Security
Win32/Virus.Adware.4bb
1.0.0.1015

Quick Heal
PUA.Enterdigit.Gen
5.15.14.00

Reason Heuristics
PUP.EnterDigital
15.5.28.17

Rising Antivirus
PE:AdWare.Win32.BrowseFox.i!1075357760
23.00.65.15526

Sophos
Browse Fox
4.98

Vba32 AntiVirus
AdWare.Kranet
3.12.26.4

VIPRE Antivirus
Yontoo
40616

Zillya! Antivirus
Adware.Agent.Win32.52012
2.0.0.2192

File size:
125.2 KB (128,240 bytes)

Product version:
1.0.5625.35301

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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:
5/28/2015 4:36:48 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:5D1Ll2ZpujSiZF4gmsym2UG0IHhxDOsdVb:5BVDFHxKusfb

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...
 
[+]

Code size:
72.5 KB (74,240 bytes)

Service
Display name:
MaintainerSvc6.37.565328

Type:
Win32OwnProcess

Depends on:
RPCSS


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