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upperfind.purbrowse.exe

UpperFind

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

MD5:
856d3c753951d34e039d9fd3677c282f

SHA-1:
c5f373fee0a950dacce789dc52b382a04969fd72

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
5/20/2024 1:26:42 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.6.14

File size:
289.4 KB (296,360 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\upperfind\bin\upperfind.purbrowse.exe

Digital Signature
Signed by:
UpperFind

Authority:
Symantec Corporation

Valid from:
7/16/2015 7:00:00 AM

Valid to:
9/14/2016 6:59:59 AM

Subject:
CN=UpperFind, O=UpperFind, L=Santa Monica, S=California, C=US

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
30FD71FDC67AB01DA120C1E3EFFD9828

File PE Metadata
Compilation timestamp:
11/25/2015 6:13:57 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
10.0

Entry address:
0x2163E

Entry point:
E8, 45, 84, 00, 00, E9, 95, FE, FF, FF, 8B, FF, 55, 8B, EC, 8B, 45, 08, 33, C9, 3B, 04, CD, 88, 34, 44, 00, 74, 13, 41, 83, F9, 2D, 72, F1, 8D, 48, ED, 83, F9, 11, 77, 0E, 6A, 0D, 58, 5D, C3, 8B, 04, CD, 8C, 34, 44, 00, 5D, C3, 05, 44, FF, FF, FF, 6A, 0E, 59, 3B, C8, 1B, C0, 23, C1, 83, C0, 08, 5D, C3, E8, F4, 51, 00, 00, 85, C0, 75, 06, B8, F0, 35, 44, 00, C3, 83, C0, 08, C3, E8, E1, 51, 00, 00, 85, C0, 75, 06, B8, F4, 35, 44, 00, C3, 83, C0, 0C, C3, 8B, FF, 55, 8B, EC, 56, E8, E2, FF, FF, FF, 8B, 4D, 08...
 
[+]

Code size:
211 KB (216,064 bytes)

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