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updater.bak

Great Find

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file updater.bak by Great Find has been detected as adware by 15 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:
Great Find  (signed and verified)

Version:
1.0.5719.19297

MD5:
196b6a66cc5f2fdca242c5f52e59cecf

SHA-1:
b23fb4717696de97854ca35d3b618ecdba36a111

SHA-256:
5c949dfc91f410109fb49db6e588a5713ddde348eff24b1131cef6023e8f5ad3

Scanner detections:
15 / 68

Status:
Adware

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

Analysis date:
4/25/2024 5:32:35 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.BrowseFox
2015.08.30

Avira AntiVirus
ADWARE/BrowseFox.Gen
8.3.2.2

Arcabit
PUP.Adware.BrowseFox.ebl
1.0.0.425

AVG
Generic
2016.0.3002

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15830

Dr.Web
Trojan.Yontoo.2053
9.0.1.0242

ESET NOD32
Win32/BrowseFox.AM potentially unwanted (variant)
9.12171

G Data
Win32.Application.BrowseFox
15.8.25

K7 AntiVirus
Unwanted-Program
13.2017054

Malwarebytes
PUP.Optional.GreatFind.A
v2015.08.30.01

McAfee
BrowseFox.k
5600.6658

NANO AntiVirus
Riskware.Win32.Yotoon.dvinwq
0.30.24.3283

Panda Antivirus
Trj/Genetic.gen
15.08.30.01

Reason Heuristics
PUP.Yontoo.GreatFind (M)
15.8.30.1

Sophos
Browse Fox (PUA)
4.98

File size:
685.2 KB (701,664 bytes)

Product version:
1.0.5719.19297

Language:
English (United States)

Common path:
C:\Program Files\common files\d64c6aa4-9b30-4b06-8859-0cfa31bd50dc\updater.bak

Digital Signature
Signed by:
Great Find

Authority:
VeriSign, Inc.

Valid from:
6/8/2015 1:00:00 AM

Valid to:
6/8/2016 12:59:59 AM

Subject:
CN=Great Find, O=Great Find, 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:
7E856499DE45F8F4E6964582D37E3977

File PE Metadata
Compilation timestamp:
8/29/2015 6:43:24 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:8HbgQ5zQYZZMQ2jiPDjKx72wifTBHNgWPm/yZo6uvB+RIeP3zA889iD3kI:81ZZ/2j8HKcD7Jm3yZc884D3kI

Entry address:
0x31C9B

Entry point:
E8, 3B, EB, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 7F, 0F, B6, 44, 24, 08, 0F, BA, 25, C0, 50, 4A, 00, 01, 73, 0D, 8B, 4C, 24, 0C, 57, 8B, 7C, 24, 08, F3, AA, EB, 5D, 8B, 54, 24, 0C, 81, FA, 80, 00, 00, 00, 7C, 0E, 0F, BA, 25, 94, 28, 4A, 00, 01, 0F, 82, 6F, EC, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0, 10, 03, C1...
 
[+]

Code size:
402.5 KB (412,160 bytes)

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