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maintainer.exe

Gadgetprise

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application maintainer.exe by Gadgetprise 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 “MaintainerSvc1.20.7247763”.
Publisher:
Gadgetprise  (signed and verified)

Version:
1.0.5461.29846

MD5:
76945042cbe31bb6cb7ca466690b97a2

SHA-1:
3a1f75e91ea35ba9b4375262dd62e5fed99f6e81

SHA-256:
7d3beb6c812ecc97148aa801779a4b3e5efaf1e41ee9d757a7f53c2913c1ef6c

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:
11/23/2024 10:05:49 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.2.15.1

File size:
120.7 KB (123,632 bytes)

Product version:
1.0.5461.29846

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\ProgramData\d2446020-ddff-402b-b064-199d2ce66b2b\maintainer.exe

Digital Signature
Signed by:
Gadgetprise

Authority:
VeriSign, Inc.

Valid from:
11/4/2014 6:00:00 PM

Valid to:
11/5/2015 5:59:59 PM

Subject:
CN=Gadgetprise, O=Gadgetprise, 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:
4157647106EE6780287417913D25F0F3

File PE Metadata
Compilation timestamp:
12/14/2014 6:34:58 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x8A72

Entry point:
E8, 95, 57, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A1, 68, B2, 41, 00, 33, C5, 89, 45, FC, 83, 7D, 08, FF, 57, 74, 09, FF, 75, 08, E8, 79, 45, 00, 00, 59, 83, A5, E0, FC, FF, FF, 00, 6A, 4C, 8D, 85, E4, FC, FF, FF, 6A, 00, 50, E8, 7A, F3, FF, FF, 8D, 85, E0, FC, FF, FF, 89, 85, D8, FC, FF, FF, 8D, 85, 30, FD, FF, FF, 83, C4, 0C, 89, 85, DC, FC, FF, FF, 89, 85, E0, FD, FF, FF, 89, 8D, DC, FD, FF, FF, 89, 95, D8, FD, FF, FF, 89, 9D, D4, FD, FF, FF, 89, B5, D0, FD, FF, FF, 89, BD, CC...
 
[+]

Code size:
68.5 KB (70,144 bytes)

Service
Display name:
MaintainerSvc1.20.7247763

Type:
Win32OwnProcess

Depends on:
RPCSS


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