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maintainer.exe

ResultsShare

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application maintainer.exe by ResultsShare has been detected as adware by 22 anti-malware scanners. It runs as a separate (within the context of its own process) windows Service named “MaintainerSvc1.92.5302915”. 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:
ResultsShare  (signed and verified)

Version:
1.0.5440.12167

MD5:
925a496fa724d10edd13b5edb0147ad9

SHA-1:
1266838f3f99ddc9433b08893088b0b084c8d5e2

Scanner detections:
22 / 68

Status:
Adware

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

Analysis date:
4/18/2024 10:54:06 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.SwiftBrowse.1
803

AhnLab V3 Security
Adware/Win32.SwiftBrowse
2014.11.24

Avira AntiVirus
ADWARE/BrowseFox.Gen7
7.11.188.90

avast!
Win32:Adware-BYZ [PUP]
2014.9-141123

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141123

Bitdefender
Gen:Variant.Adware.SwiftBrowse.1
1.0.20.1635

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

Comodo Security
Application.Win32.BrowseFox.B
20174

Dr.Web
Trojan.BPlug.281
9.0.1.0327

Emsisoft Anti-Malware
Gen:Variant.Adware.SwiftBrowse
8.14.11.23.12

ESET NOD32
Win32/BrowseFox
8.10768

F-Prot
W32/A-de841313
v6.4.7.1.166

F-Secure
Gen:Variant.Adware.SwiftBrowse.1
11.2014-23-11_1

G Data
Gen:Variant.Adware.SwiftBrowse
14.11.24

K7 AntiVirus
Trojan
13.185.14098

Kaspersky
not-a-virus:AdWare.Win32.Yotoon
14.0.0.2902

MicroWorld eScan
Gen:Variant.Adware.SwiftBrowse.1
15.0.0.981

NANO AntiVirus
Riskware.Win32.Kranet.dgiwfc
0.28.6.63474

Panda Antivirus
Trj/CI.A
14.11.23.12

Reason Heuristics
PUP.Service.ResultsShare.K
14.11.29.17

Vba32 AntiVirus
AdWare.Kranet
3.12.26.3

Zillya! Antivirus
Adware.Kranet.Win32.476
2.0.0.1991

File size:
120.7 KB (123,632 bytes)

Product version:
1.0.5440.12167

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Documents and Settings\{user}\Application data\ecbaef90-5696-41e1-a1c3-3e8112ce2840\maintainer.exe

Digital Signature
Signed by:
ResultsShare

Authority:
VeriSign, Inc.

Valid from:
11/4/2014 4:00:00 PM

Valid to:
11/5/2015 3:59:59 PM

Subject:
CN=ResultsShare, O=ResultsShare, 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:
461D00BB4B899D87DD5DA9B7E2EB2831

File PE Metadata
Compilation timestamp:
11/23/2014 6:45:40 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
1536:r3eRgxyOpGX5sfnC6P2dV59IikYYf9J892bbY+m2bcQ/Wm1sWjcdZPQI0ypxCO8v:bK35/9oxfTk+lvn6ZPQI0ypxCOJ3bZv0

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...
 
[+]

Entropy:
6.1814

Code size:
68.5 KB (70,144 bytes)

Service
Display name:
MaintainerSvc1.92.5302915

Type:
Win32OwnProcess

Depends on:
RPCSS


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