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 ItsResultsHub”.
Publisher:
Discovery App  (signed and verified)

Version:
1.0.5702.19246

MD5:
563ae5ac88bb0f0c6d21cba46849aefc

SHA-1:
3f73fa0e1dc4f799575803067fed4c9b95c76a56

SHA-256:
80cec47b3a00afb9ccf385f8593f3e6d41f681f27011b34295a75126eb570835

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:
7/7/2020 3:41:21 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.16.7

File size:
1 MB (1,083,152 bytes)

Product version:
1.0.5702.19246

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\common files\ff8de6dd-320f-4157-95aa-b9e38361078a\updater.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
3/24/2015 8:00:00 PM

Valid to:
3/24/2016 7:59:59 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:
8/12/2015 1:41:40 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x54C5D

Entry point:
E8, 80, 61, 01, 00, E9, 39, FE, FF, FF, 55, 8B, EC, 56, 8B, 75, 08, 83, 3C, F5, 30, A5, 4F, 00, 00, 75, 13, 56, E8, 91, 00, 00, 00, 59, 85, C0, 75, 08, 6A, 11, E8, DC, 8A, 00, 00, 59, FF, 34, F5, 30, A5, 4F, 00, FF, 15, AC, E1, 4A, 00, 5E, 5D, C3, E8, 62, 5A, 00, 00, 85, C0, 75, 0B, FF, 74, 24, 04, 50, FF, 15, 5C, E3, 4A, 00, 68, FF, 00, 00, 00, E8, 8A, 89, 00, 00, 59, C3, 56, 57, BE, 30, A5, 4F, 00, 8B, FE, 53, 8B, 1F, 85, DB, 74, 17, 83, 7F, 04, 01, 74, 11, 53, FF, 15, E4, E1, 4A, 00, 53, E8, 0A, 7C, FF...
 
[+]

Code size:
692 KB (708,608 bytes)

Service
Display name:
Update Mgr ItsResultsHub

Type:
Win32OwnProcess

Depends on:
RPCSS


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