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extensionupdaterservice.exe

Ivan Malygin

The application extensionupdaterservice.exe by Ivan Malygin 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 Service for VK Downloader”.
Publisher:
Ivan Malygin  (signed and verified)

MD5:
899a244d45c107e7408171ed9a8744c0

SHA-1:
bdc838a00bfd57a4d5325e5699ea23d0ec47f196

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/27/2024 7:27:12 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.1.28.15

File size:
134.4 KB (137,592 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\vk downloader\basement\extensionupdaterservice.exe

Digital Signature
Signed by:
Ivan Malygin

Authority:
Thawte, Inc.

Valid from:
11/24/2014 4:00:00 AM

Valid to:
11/20/2015 3:59:59 AM

Subject:
CN=Ivan Malygin, OU=Individual Developer, O=No Organization Affiliation, L=Moscow, S=Moscow, C=RU

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
40EB557150093D94F37AD68867A18354

File PE Metadata
Compilation timestamp:
12/6/2014 10:26:38 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

Entry address:
0x85F4

Entry point:
E8, 24, 76, 00, 00, E9, 89, FE, FF, FF, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 69, 33, C0, 8A, 44, 24, 08, 84, C0, 75, 16, 81, FA, 80, 00, 00, 00, 72, 0E, 83, 3D, F4, 09, 42, 00, 00, 74, 05, E9, 8C, 76, 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, 03, C1, 8B, CA, 83, E2, 03, C1, E9, 02, 74, 06, F3, AB, 85, D2, 74, 0A, 88, 07, 83, C7, 01, 83, EA, 01, 75, F6, 8B, 44, 24, 08, 5F...
 
[+]

Code size:
89 KB (91,136 bytes)

Service
Display name:
Update Service for VK Downloader

Type:
Win32OwnProcess


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