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eduapp.purbrowse64.exe

Edu App

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application eduapp.purbrowse64.exe by Edu App 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:
Edu App  (signed and verified)

MD5:
25add243ac94113440e6f41882b8196f

SHA-1:
e071610a99acda6d4b827f35535d67330b8ef228

SHA-256:
92be5a628e956927fea8e58f0ff48b68a941c783176a635df0f52be9ad70d13c

Scanner detections:
15 / 68

Status:
Adware

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

Analysis date:
4/26/2024 10:32:08 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.BrowseFox
2015.05.29

Avira AntiVirus
ADWARE/BrowseFox.Gen7
8.3.1.6

avast!
Win64:BrowseFox-A [PUP]
2014.9-150528

AVG
AdPlugin
2016.0.3095

Baidu Antivirus
Adware.Win64.BrowseFox
4.0.3.15528

Bkav FE
W64.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Browsefox-845
0.98/21511

Dr.Web
Trojan.Yontoo.1808
9.0.1.0148

ESET NOD32
Win64/BrowseFox.A potentially unwanted (variant)
9.11700

F-Prot
W64/S-07ff9deb
v6.4.7.1.166

McAfee
BrowseFox-FYV
5600.6751

Qihoo 360 Security
Win32/Virus.Adware.708
1.0.0.1015

Reason Heuristics
PUP.Yontoo.EduApp
15.5.28.14

Zillya! Antivirus
Backdoor.PePatch.Win32.72311
2.0.0.2193

File size:
345.2 KB (353,512 bytes)

File type:
Executable application (Win64 EXE)

Common path:
C:\Program Files\edu app\bin\eduapp.purbrowse64.exe

Digital Signature
Signed by:
Edu App

Authority:
VeriSign, Inc.

Valid from:
3/18/2015 1:00:00 AM

Valid to:
3/18/2016 12:59:59 AM

Subject:
CN=Edu App, O=Edu App, 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:
2A116E4DDAE4EB2C28F70FBC481D3E94

File PE Metadata
Compilation timestamp:
5/28/2015 6:54:46 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows Console

Linker version:
10.0

CTPH (ssdeep):
6144:fujgdRI/91IkY5G68DYo1HI4Sdj696ToC9tVDVWQ7YeTBZO0RQ1dq:fBdRIFAGlDY2SkKr7YeTzB5

Entry address:
0x258F0

Entry point:
48, 83, EC, 28, E8, 77, 94, 00, 00, 48, 83, C4, 28, E9, 76, FE, FF, FF, CC, CC, 4C, 8D, 0D, 45, AD, 02, 00, 33, C0, 49, 8B, D1, 44, 8D, 40, 08, 3B, 0A, 74, 2B, FF, C0, 49, 03, D0, 83, F8, 2D, 72, F2, 8D, 41, ED, 83, F8, 11, 77, 06, B8, 0D, 00, 00, 00, C3, 81, C1, 44, FF, FF, FF, B8, 16, 00, 00, 00, 83, F9, 0E, 41, 0F, 46, C0, C3, 48, 98, 41, 8B, 44, C1, 04, C3, CC, 48, 83, EC, 28, E8, DB, 5E, 00, 00, 48, 85, C0, 75, 09, 48, 8D, 05, 57, AE, 02, 00, EB, 04, 48, 83, C0, 10, 48, 83, C4, 28, C3, 48, 83, EC, 28...
 
[+]

Code size:
233 KB (238,592 bytes)

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