updater.exe

Discovery App

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application updater.exe by Discovery App has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a separate (within the context of its own process) windows Service named “Update Mgr SeeResultsHub”.
Publisher:
Discovery App  (signed and verified)

Version:
1.0.5845.8055

MD5:
ce619b7cc9981527ae9a5ecbf7fd61b5

SHA-1:
f490189f28875f6ae1008adbf905bba90cc28e62

SHA-256:
8868924cc2597c8e2cf3c2c2481213a531e5d1832c39bd8d612f881f3eab4d1e

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:
8/13/2020 4:21:25 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.14.22

File size:
628.8 KB (643,856 bytes)

Product version:
1.0.5845.8055

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\common files\3a65b31f-fd78-451b-b99b-7557d173b95d\updater.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
3/25/2015 12:00:00 AM

Valid to:
3/24/2016 11:59:59 PM

Subject:
CN=Discovery App, O=Discovery 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:
510E3F5ACE52C22C76DC87DB7D1FCCE8

File PE Metadata
Compilation timestamp:
1/2/2016 12:28:44 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x454B9

Entry point:
E8, BD, E9, 00, 00, E9, 7F, FE, FF, FF, CC, CC, 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, 70, 49, 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, 48, 49, 00, 01, 0F, 82, EF, EA, 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...
 
[+]

Entropy:
6.6422

Code size:
479 KB (490,496 bytes)

Service
Display name:
Update Mgr SeeResultsHub

Type:
Win32OwnProcess

Depends on:
RPCSS


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