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updater.exe

App Bud

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application updater.exe by App Bud 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 “UpdaterSvcAppBud”.
Publisher:
App Bud  (signed and verified)

Version:
1.0.0.4

MD5:
1d71986ba375112b0d0b1fab7f152ddd

SHA-1:
f017efc9b60c630d3b6606cfd18e68e19474b7dd

SHA-256:
ac6f17a8aadcda0e82c723a121573a35e319310a506475539b2a8ba20f5ec1f4

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:
5/17/2024 11:57:09 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
16.10.10.6

File size:
132.8 KB (135,960 bytes)

Product version:
1.0.0.4

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\app bud\updater.exe

Digital Signature
Signed by:
App Bud

Authority:
DigiCert Inc

Valid from:
6/8/2014 8:00:00 PM

Valid to:
6/17/2015 8:00:00 AM

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

Issuer:
CN=DigiCert Assured ID Code Signing CA-1, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
07591B091A65F99B8121AB657546815A

File PE Metadata
Compilation timestamp:
7/9/2014 2:16:55 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
1536:DAZDAYrRXnn5N6T7pp1IMTuTjw/lj2ttUBm1j9AG4fRcZ+IH1nT0sWjcde5fIVTd:DAJVJ6eCBgWG4fE7V3e5IVTHxiq85W9

Entry address:
0x9CFB

Entry point:
E8, 01, 70, 00, 00, E9, 7F, FE, FF, FF, 6A, 08, 68, F8, B2, 41, 00, E8, 8F, 00, 00, 00, FF, 35, F4, E6, 41, 00, FF, 15, 88, 51, 41, 00, 85, C0, 74, 16, 83, 65, FC, 00, FF, D0, EB, 07, 33, C0, 40, C3, 8B, 65, E8, C7, 45, FC, FE, FF, FF, FF, E8, 01, 00, 00, 00, CC, 6A, 08, 68, D8, B2, 41, 00, E8, 57, 00, 00, 00, E8, 26, 3E, 00, 00, 8B, 40, 78, 85, C0, 74, 16, 83, 65, FC, 00, FF, D0, EB, 07, 33, C0, 40, C3, 8B, 65, E8, C7, 45, FC, FE, FF, FF, FF, E8, 13, 71, 00, 00, CC, E8, FE, 3D, 00, 00, 8B, 40, 7C, 85, C0...
 
[+]

Code size:
79.5 KB (81,408 bytes)

Service
Display name:
UpdaterSvcAppBud

Type:
Win32OwnProcess

Depends on:
RPCSS


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