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maintainer.bak

techgile

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file maintainer.bak by techgile has been detected as adware by 27 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:
techgile  (signed and verified)

Version:
1.0.5466.6141

MD5:
b5b8230f7ce72ba472aadf532730bcb8

SHA-1:
02644a754e82ebe4b0e1740264212950cde3af0a

SHA-256:
60c49cbdf577387bcd737c214bb14c01cbac5212a9a1d73511792cfb4511f4bc

Scanner detections:
27 / 68

Status:
Adware

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

Analysis date:
4/18/2024 3:16:21 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.SwiftBrowse.1
775

AhnLab V3 Security
Adware/Win32.SwiftBrowse
2014.12.19

Avira AntiVirus
Adware/BrowseFox.apr
7.11.196.210

avast!
Win32:Adware-BYZ [PUP]
2014.9-141222

AVG
Generic6
2015.0.3253

Bitdefender
Gen:Variant.Adware.SwiftBrowse.1
1.0.20.1780

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

Comodo Security
Application.Win32.BrowseFox.B
20413

Dr.Web
Trojan.BPlug.437
9.0.1.0356

Emsisoft Anti-Malware
Gen:Variant.Adware.SwiftBrowse
8.14.12.22.04

ESET NOD32
Win32/BrowseFox
8.10902

F-Prot
W32/A-de841313
v6.4.7.1.166

G Data
Gen:Variant.Adware.SwiftBrowse
14.12.24

IKARUS anti.virus
AdWare.SwiftBrowse
t3scan.1.8.5.0

K7 AntiVirus
Trojan
13.188.14380

Kaspersky
not-a-virus:AdWare.Win32.Yotoon
14.0.0.2759

Malwarebytes
PUP.Optional.SwiftBrowse
v2014.12.22.04

McAfee
BrowseFox-FTR
5600.6909

MicroWorld eScan
Gen:Variant.Adware.SwiftBrowse.1
15.0.0.1068

NANO AntiVirus
Riskware.Win32.Kranet.dgiwfc
0.28.6.64267

nProtect
Trojan-Clicker/W32.Yotoon.123632
14.12.19.01

Quick Heal
AdWare.Yotoon.A5
12.14.14.00

Reason Heuristics
PUP.techgile.N
14.12.22.4

SUPERAntiSpyware
Adware.SwiftBrowse
10163

Vba32 AntiVirus
AdWare.Yotoon
3.12.26.3

VIPRE Antivirus
Yontoo
35864

Zillya! Antivirus
Adware.Kranet.Win32.476
2.0.0.2008

File size:
120.7 KB (123,632 bytes)

Product version:
1.0.5466.6141

Language:
English (United States)

Common path:
C:\ProgramData\685d26dc-c30a-434b-bda2-3004e8743669\maintainer.bak

Digital Signature
Signed by:
techgile

Authority:
VeriSign, Inc.

Valid from:
9/4/2014 1:00:00 AM

Valid to:
9/5/2015 12:59:59 AM

Subject:
CN=techgile, O=techgile, L=Santa Monica, 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:
73F8CC58517F3D5D8C50DFEA9B1C4816

File PE Metadata
Compilation timestamp:
12/19/2014 11:24:47 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:gK35/9oxfTk+Rvn6jPQI0ypxCOKXbZvIgz:gKCLPluLKLZvZ

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:
6.1797

Code size:
68.5 KB (70,144 bytes)

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