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browsefox.purbrowse64.exe.pendingoverwrite

Browse Fox

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file browsefox.purbrowse64.exe.pendingoverwrite by Browse Fox has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. 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:
Browse Fox  (signed and verified)

MD5:
0e3c6826cad6124ac80c3de789514132

SHA-1:
c029a8f6def2488d0dcda1a5a56ed77bac7a57dc

SHA-256:
42128c05f459d159b34e0fe2af689628fac0a719fa73682dcdd41f553c3cf717

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
4/26/2024 1:52:41 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.BrowseFox (M)
16.1.12.22

File size:
280.3 KB (287,008 bytes)

Common path:
C:\Program Files\browsefox\bin\browsefox.purbrowse64.exe.pendingoverwrite

Digital Signature
Signed by:
Browse Fox

Authority:
VeriSign, Inc.

Valid from:
7/30/2013 1:00:00 AM

Valid to:
7/31/2014 12:59:59 AM

Subject:
CN=Browse Fox, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Browse Fox, 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:
3DA9F504A9E9628C2224F40C9EA90C86

File PE Metadata
Compilation timestamp:
4/8/2014 3:22:58 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows Console

Linker version:
10.0

CTPH (ssdeep):
6144:EICH0pAvY1Q5vQhQc4BHi4zQqATmr7D647YGTB95k2asmNoNk:NCH0pQhQm7EWJ7YGTPW3si

Entry address:
0x20140

Entry point:
48, 83, EC, 28, E8, 53, 77, 00, 00, 48, 83, C4, 28, E9, 76, FE, FF, FF, CC, CC, 48, 89, 5C, 24, 10, 48, 89, 7C, 24, 18, 55, 48, 8B, EC, 48, 83, EC, 60, 48, 8B, FA, 48, 8B, D9, 48, 8D, 4D, C0, 48, 8D, 15, 49, 05, 01, 00, 41, B8, 40, 00, 00, 00, E8, 8E, E4, FF, FF, 48, 8D, 55, 10, 48, 8B, CF, 48, 89, 5D, E8, 48, 89, 7D, F0, E8, 0E, 99, 00, 00, 4C, 8B, D8, 48, 89, 45, 10, 48, 89, 45, F8, 48, 85, FF, 74, 1B, F6, 07, 08, B9, 00, 40, 99, 01, 74, 05, 89, 4D, E0, EB, 0C, 8B, 45, E0, 4D, 85, DB, 0F, 44, C1, 89, 45...
 
[+]

Entropy:
6.3008

Code size:
185 KB (189,440 bytes)

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