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maintainer.bak

FindRight

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file maintainer.bak by FindRight has been detected as adware by 34 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:
FindRight  (signed and verified)

Version:
1.0.5424.13519

MD5:
274dbf5de8579a4562ea5a89be3536c1

SHA-1:
32ce98c3a6aefbc77ed25ac3b5a05383cc21a4a7

SHA-256:
3dd2ee13f9398f43939fdb6e5dac38330daf3a1008ba3f8b11795af7c8f5cdfb

Scanner detections:
34 / 68

Status:
Adware

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

Analysis date:
4/19/2024 2:46:21 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.SwiftBrowse.1
741

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
Adware/Win32.SwiftBrowse
2014.12.12

Avira AntiVirus
ADWARE/BrowseFox.Gen7
7.11.194.166

avast!
Win32:Adware-BYZ [PUP]
2014.9-150124

AVG
Generic
2016.0.3219

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15124

Bitdefender
Gen:Variant.Adware.SwiftBrowse.1
1.0.20.120

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

Comodo Security
ApplicUnwnt
20338

Dr.Web
Trojan.BPlug.281
9.0.1.024

Emsisoft Anti-Malware
Gen:Variant.Adware.SwiftBrowse
8.15.01.24.10

ESET NOD32
Win32/BrowseFox
9.10863

Fortinet FortiGate
Riskware/BrowseFox
1/24/2015

F-Prot
W32/A-de841313
v6.4.7.1.166

F-Secure
Gen:Variant.Adware.SwiftBrowse.1
11.2015-24-01_7

G Data
Gen:Variant.Adware.SwiftBrowse
15.1.24

IKARUS anti.virus
AdWare.SwiftBrowse
t3scan.1.8.5.0

K7 AntiVirus
Trojan
13.186.14309

Malwarebytes
PUP.Optional.SwiftBrowse
v2015.01.24.10

McAfee
Artemis!274DBF5DE857
5600.6875

MicroWorld eScan
Gen:Variant.Adware.SwiftBrowse.1
16.0.0.72

NANO AntiVirus
Riskware.Win32.Kranet.dgiwfc
0.28.6.63850

nProtect
Trojan-Clicker/W32.Yotoon.123632
14.12.11.01

Panda Antivirus
Trj/CI.A
15.01.24.10

Qihoo 360 Security
Win32/Virus.Adware.708
1.0.0.1015

Quick Heal
AdWare.Yotoon.A5
1.15.14.00

Reason Heuristics
PUP.Yontoo
15.1.24.22

Sophos
Generic PUA DC
4.98

SUPERAntiSpyware
Adware.SwiftBrowse
10095

Trend Micro House Call
TROJ_GEN.R0C2C0EKN14
7.2.24

Trend Micro
TROJ_GEN.R0C2C0EKN14
10.465.24

Vba32 AntiVirus
AdWare.Yotoon
3.12.26.3

VIPRE Antivirus
Yontoo
35638

File size:
120.7 KB (123,632 bytes)

Product version:
1.0.5424.13519

Language:
English (United States)

Common path:
C:\ProgramData\75acca2f-18f9-4ee2-81a2-0d40cd9a3cbd\maintainer.bak

Digital Signature
Signed by:
FindRight

Authority:
VeriSign, Inc.

Valid from:
10/14/2014 7:00:00 PM

Valid to:
11/27/2014 5:59:59 PM

Subject:
CN=FindRight, O=FindRight, 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:
76F7F7DE4BBF5F66DA7DFF82D7B8BE2B

File PE Metadata
Compilation timestamp:
11/7/2014 9:30:46 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:4K35/9oxfTk+Tvn6oPQI0ypxCOXXbZv04:4KCLPzBLXLZv04

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:
6.1811

Code size:
68.5 KB (70,144 bytes)

Remove maintainer.bak - Powered by Reason Core Security
herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.