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winoptfilter_.exe

Window Optimizer

LLC

The application winoptfilter_.exe by LLC has been detected as adware by 2 anti-malware scanners. While running, it connects to the Internet address 213.2.245.173.in-addr.arpa on port 80 using the HTTP protocol.
Publisher:
Digital Light Co.  (signed by LLC )

Product:
Window Optimizer

Version:
2.9.1.2

MD5:
9d9998d30a8397e7389947901a727642

SHA-1:
8e4fc18443d866b4e25de04e094a6283e5734293

SHA-256:
166748fed60901b41f77b3169023d846cdbbd78f108ad64682d61ec2d85dc59f

Scanner detections:
2 / 68

Status:
Adware

Analysis date:
5/9/2024 8:12:19 AM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/Yelloader.A potentially unwanted (variant)
9.12430

Reason Heuristics
PUP.Amonitize.DigitalLightCo (M)
15.10.19.16

File size:
580.1 KB (594,048 bytes)

Product version:
2.9.1.2

Copyright:
Copyright (C) 2015

Original file name:
Window Optimizer

File type:
Executable application (Win32 EXE)

Language:
Russian (Russia)

Common path:
C:\Program Files\winoptfilter\winoptfilter_.exe

Digital Signature
Signed by:
LLC

Authority:
COMODO CA Limited

Valid from:
9/30/2015 8:00:00 PM

Valid to:
9/30/2016 7:59:59 PM

Subject:
CN="LLC ""AZ SOFT""", O="LLC ""AZ SOFT""", STREET="Vulytsya Dalnytska, Budynok 23/4, Ofis 310", L=Odesa, S=Odeska, PostalCode=65005, C=UA

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

Serial number:
3CCA67117AE7C5BE2F99ECBA3ECC9F69

File PE Metadata
Compilation timestamp:
10/16/2015 7:39:26 AM

OS version:
6.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:Jv13Nnf/8D42sFy+F6DeXP8H4geIx2j2VbcrW8UxAC/FF1jVc:JnsOFy4n9geqg2twW88z1+

Entry address:
0x39C88

Entry point:
E8, 96, B3, 00, 00, E9, 7F, FE, FF, FF, E9, 5D, 06, 00, 00, 3B, 0D, 74, 76, 48, 00, 75, 02, F3, C3, E9, 8B, 17, 00, 00, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 57, 56, 8B, 74, 24, 10, 8B, 4C, 24, 14, 8B, 7C, 24, 0C, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, 68, 03, 00, 00, 0F, BA, 25, E8, D8, 48, 00, 01, 73, 07, F3, A4, E9, 17, 03, 00, 00, 81, F9, 80, 00, 00, 00, 0F, 82, CE, 01, 00, 00, 8B, C7, 33, C6, A9, 0F, 00, 00, 00, 75, 0E, 0F, BA, 25, 70, 79, 48, 00, 01, 0F, 82, DA, 04, 00, 00, 0F, BA...
 
[+]

Entropy:
6.6007

Code size:
438 KB (448,512 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to tg2-den.search.spotxchange.com  (198.54.12.97:80)

TCP (HTTP):
Connects to s-prd-umpxl-adcom_nwa_blue.evip.aol.com  (149.174.67.73:80)

TCP (HTTP):
Connects to server-54-230-163-216.jax1.r.cloudfront.net  (54.230.163.216:80)

TCP (HTTP SSL):
Connects to server-54-230-118-114.sfo9.r.cloudfront.net  (54.230.118.114:443)

TCP (HTTP SSL):
Connects to server-54-230-116-119.sfo9.r.cloudfront.net  (54.230.116.119:443)

TCP (HTTP):
Connects to server-54-192-140-5.sfo5.r.cloudfront.net  (54.192.140.5:80)

TCP (HTTP):
Connects to s3-1-w.amazonaws.com  (54.231.1.185:80)

TCP (HTTP SSL):
Connects to px-wdc102.quantserve.com.akadns.net  (70.42.104.39:443)

TCP (HTTP):
Connects to presentation-atl1.turn.com  (50.116.194.21:80)

TCP (HTTP):
Connects to nuq04s30-in-f34.1e100.net  (216.58.192.34:80)

TCP (HTTP):
Connects to map-e.pipelane.net  (204.2.197.201:80)

TCP (HTTP):
Connects to map2.hwcdn.net  (205.185.216.10:80)

TCP (HTTP):
Connects to float.2496.bm-impbus.prod.lax1.adnexus.net  (68.67.129.155:80)

TCP (HTTP):
Connects to float.1605.bm-impbus.prod.lax1.adnexus.net  (68.67.128.92:80)

TCP (HTTP):
Connects to eu-gmtdmp.gd1.mookie1.com  (95.131.122.232:80)

TCP (HTTP):
Connects to edge-liverail-shv-01-dfw1.facebook.com  (31.13.66.12:80)

TCP (HTTP):
Connects to ec2-54-84-148-104.compute-1.amazonaws.com  (54.84.148.104:80)

TCP (HTTP):
Connects to ec2-54-83-13-93.compute-1.amazonaws.com  (54.83.13.93:80)

TCP (HTTP):
Connects to ec2-54-77-165-129.eu-west-1.compute.amazonaws.com  (54.77.165.129:80)

TCP (HTTP):
Connects to ec2-54-68-71-176.us-west-2.compute.amazonaws.com  (54.68.71.176:80)

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