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extensionupdaterservice.exe

OOO Antaris

The application extensionupdaterservice.exe by OOO Antaris 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 VKSmile”.
Publisher:
OOO Antaris  (signed and verified)

MD5:
72a902c9cad0273edb50ae2ec64358bb

SHA-1:
0952a8df0bc67182e3c65b53cb99682503cd9423

SHA-256:
7bd6daad84b37c8f668ee628f81ec264117d6eadfb984c28765ce439ead3f437

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:
11/27/2024 3:45:50 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OOOAntaris (M)
16.1.31.19

File size:
119 KB (121,880 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\vksmile\basement\extensionupdaterservice.exe

Digital Signature
Signed by:
OOO Antaris

Authority:
COMODO CA Limited

Valid from:
7/1/2014 2:00:00 AM

Valid to:
7/2/2015 1:59:59 AM

Subject:
CN=OOO Antaris, O=OOO Antaris, STREET="Perevedenovskij, L 2, str. 3, k. 3", L=Moscow, S=Russia, PostalCode=105082, C=RU

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00C7EFC78227E2EB28BFAA5AA257FA0F0C

File PE Metadata
Compilation timestamp:
7/3/2014 8:08:07 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:vE7lTWri+QcIJ0ug8y+V/yPubscJM1JlM2/Rxw:vE2jHIJ078y+V/ZbTaZM2ZS

Entry address:
0x6B7C

Entry point:
E8, 76, 59, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, 7D, 08, 00, 74, 2D, FF, 75, 08, 6A, 00, FF, 35, 54, CF, 41, 00, FF, 15, 8C, 60, 41, 00, 85, C0, 75, 18, 56, E8, A1, 12, 00, 00, 8B, F0, FF, 15, 64, 60, 41, 00, 50, E8, 51, 12, 00, 00, 59, 89, 06, 5E, 5D, C3, 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, C4, E2, 41, 00, 00, 74, 05, E9, A6, 59, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B...
 
[+]

Code size:
81 KB (82,944 bytes)

Service
Display name:
Update Service for VKSmile

Type:
Win32OwnProcess


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