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catwsprx.exe

CatWSPrx.exe

ArcadeYum LLC

The application catwsprx.exe by ArcadeYum has been detected as adware by 4 anti-malware scanners. It runs as a separate (within the context of its own process) windows Service named “CatWSPrx”. While running, it connects to the Internet address www.optimum.net on port 443.
Publisher:
Catalytix Web Services  (signed by ArcadeYum LLC)

Product:
CatWSPrx.exe

Version:
2.3.3.1

MD5:
38f46bf1484c62057174ccd530dbba43

SHA-1:
813db87f52810eb06618003ebbfc3834256ce7ca

SHA-256:
15d0f6bd091989396a8fc3ad8789343939a175ae57e66d8582ec95713e6c8456

Scanner detections:
4 / 68

Status:
Adware

Analysis date:
4/26/2024 12:16:13 AM UTC  (today)

Scan engine
Detection
Engine version

Qihoo 360 Security
HEUR/QVM10.1.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.Service.EpicPlay
15.3.14.21

Trend Micro House Call
Suspicious_GEN.F47V0305
7.2.73

VIPRE Antivirus
GameVance
38336

File size:
1.4 MB (1,463,848 bytes)

Product version:
2.3.3.1

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\arcadeyum\cat\catwsprx.exe

Digital Signature
Signed by:
ArcadeYum LLC

Authority:
Thawte, Inc.

Valid from:
10/21/2013 8:00:00 PM

Valid to:
10/22/2015 7:59:59 PM

Subject:
CN=ArcadeYum LLC, O=ArcadeYum LLC, L=Newport Beach, S=California, C=US

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

Serial number:
62488C7510646DB5D8FCC01366E49B6D

File PE Metadata
Compilation timestamp:
2/25/2015 8:24:04 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

CTPH (ssdeep):
24576:ga+XTHKcQHx6dMZZnq8gYUGwe5bxmPCcdVMeILkzDpHp81pDT2ks+bCSH0HYrdjv:ghTrQcdOnqeUGj5bxmPCcdFqkdwDQJ7o

Entry address:
0x440A

Entry point:
E8, F6, 35, 00, 00, E9, 7B, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 53, 56, 8B, 4C, 24, 0C, 8B, 54, 24, 10, 8B, 5C, 24, 14, F7, C3, FF, FF, FF, FF, 74, 51, 2B, CA, F7, C2, 03, 00, 00, 00, 74, 18, 0F, B6, 04, 0A, 3A, 02, 75, 48, 85, C0, 0F, 44, D8, 42, 83, EB, 01, 76, 34, F6, C2, 03, 75, E8, 8D, 04, 0A, 25, FF, 0F, 00, 00, 3D, FC, 0F, 00, 00, 77, D9, 8B, 04, 0A, 3B, 02, 75, D2, 83, EB, 04, 76, 14, 8D, B0, FF, FE, FE, FE, 83, C2, 04, F7, D0, 23, C6, A9, 80, 80, 80, 80, 74, D1, 33, C0, 5E...
 
[+]

Entropy:
7.9690  (probably packed)

Code size:
66 KB (67,584 bytes)

Service
Display name:
CatWSPrx

Description:
Catalytix Web Services

Type:
Win32OwnProcess

Depends on:
RPCSS


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

TCP (HTTP SSL):
Connects to ec2-52-37-201-150.us-west-2.compute.amazonaws.com  (52.37.201.150:443)

TCP (HTTP):
Connects to ec2-23-23-80-186.compute-1.amazonaws.com  (23.23.80.186:80)

TCP (HTTP SSL):
Connects to ec2-54-149-95-48.us-west-2.compute.amazonaws.com  (54.149.95.48:443)

TCP (HTTP SSL):
Connects to ec2-52-26-144-112.us-west-2.compute.amazonaws.com  (52.26.144.112:443)

TCP (HTTP SSL):
Connects to ec2-35-163-182-235.us-west-2.compute.amazonaws.com  (35.163.182.235:443)

TCP (HTTP SSL):
Connects to optimum.net.ssl.d1.sc.omtrdc.net  (66.235.144.11:443)

TCP (HTTP SSL):
Connects to www.optimum.net  (167.206.237.230:443)

TCP (HTTP SSL):
Connects to m-prd-pxl-shared-mr1-blue-a.evip.aol.com  (152.163.50.2:443)

TCP (HTTP SSL):
Connects to qu-in-f155.1e100.net  (209.85.201.155:443)

TCP (HTTP SSL):
Connects to m-prd-pxl-shared-mr3-blue-a.evip.aol.com  (152.163.64.1:443)

TCP (HTTP SSL):
Connects to ec2-54-209-35-6.compute-1.amazonaws.com  (54.209.35.6:443)

TCP (HTTP SSL):
Connects to ec2-52-44-215-252.compute-1.amazonaws.com  (52.44.215.252:443)

TCP (HTTP SSL):
Connects to a23-208-106-113.deploy.static.akamaitechnologies.com  (23.208.106.113:443)

TCP (HTTP SSL):
Connects to a23-206-225-11.deploy.static.akamaitechnologies.com  (23.206.225.11:443)

TCP (HTTP):
Connects to a104-97-68-180.deploy.static.akamaitechnologies.com  (104.97.68.180:80)

TCP (HTTP):
Connects to a104-121-92-24.deploy.static.akamaitechnologies.com  (104.121.92.24:80)

TCP (HTTP SSL):
Connects to a-0001.a-msedge.net  (204.79.197.200:443)

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