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updatecheck.exe

Coupoon

Part of an Adpeak program that shows ads in the browser without providing information about the ad's origin. Ads are injected as banners or text-links in random web pages. The application updatecheck.exe by Coupoon 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 “UpdateCheck”.
Publisher:
Coupoon  (signed and verified)

MD5:
a9a44226715526bac2b78852f1e5eee2

SHA-1:
1f57da80dab670fb3457af5160629ef153c220da

SHA-256:
b0eaa7a057cacc033af6c3d4aae58b531128ddbf795cb0668a548abc7afcf4e1

Scanner detections:
4 / 68

Status:
Adware

Analysis date:
11/27/2024 2:55:36 AM UTC  (today)

Scan engine
Detection
Engine version

McAfee
Artemis!A9A442267155
5600.6781

Reason Heuristics
PUP.AdPeak.Coupoon
15.5.8.23

Sophos
Mal/FakeAV-QN
4.98

Trend Micro House Call
Suspicious_GEN.F47V0427
7.2.119

File size:
51.8 KB (53,040 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\coupoon\updatecheck.exe

Digital Signature
Signed by:
Coupoon

Authority:
GlobalSign nv-sa

Valid from:
11/21/2014 3:35:57 PM

Valid to:
11/22/2015 3:35:57 PM

Subject:
E=support@coupoon.org, CN=Coupoon, O=Coupoon, L=Tallahassee, S=FL, C=US

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121400C47EC899C3BA485785E2CAB2D79C3

File PE Metadata
Compilation timestamp:
4/27/2015 7:09:15 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

CTPH (ssdeep):
768:2dEdcETGfa0vo4rvvH7OHIMCEonWSsqG/z3amh52ONxh6:8o7TGS0vpOHIOJ3cONe

Entry address:
0x5DE5

Entry point:
E8, CC, 03, 00, 00, E9, 9E, FD, FF, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, 08, A2, 40, 00, 89, 0D, 04, A2, 40, 00, 89, 15, 00, A2, 40, 00, 89, 1D, FC, A1, 40, 00, 89, 35, F8, A1, 40, 00, 89, 3D, F4, A1, 40, 00, 66, 8C, 15, 20, A2, 40, 00, 66, 8C, 0D, 14, A2, 40, 00, 66, 8C, 1D, F0, A1, 40, 00, 66, 8C, 05, EC, A1, 40, 00, 66, 8C, 25, E8, A1, 40, 00, 66, 8C, 2D, E4, A1, 40, 00, 9C, 8F, 05, 18, A2, 40, 00, 8B, 45, 00, A3, 0C, A2, 40, 00, 8B, 45, 04, A3, 10, A2, 40, 00, 8D, 45, 08, A3, 1C, A2, 40, 00, 8B...
 
[+]

Entropy:
5.4309

Code size:
24 KB (24,576 bytes)

Service
Display name:
UpdateCheck

Type:
Win32OwnProcess


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

TCP (HTTP):
Connects to 162-144-110-234.unifiedlayer.com  (162.144.110.234:80)

TCP (HTTP):
Connects to ec2-54-237-124-140.compute-1.amazonaws.com  (54.237.124.140:80)

TCP (HTTP):
Connects to s3-1-w.amazonaws.com  (54.231.16.169:80)

TCP (HTTP):
Connects to m-prd-umpxl-shared-mr3-blue-a.evip.aol.com  (152.163.64.2:80)

TCP (HTTP):
Connects to m-prd-req-adcom-mtc-b.evip.aol.com  (149.174.28.138:80)

TCP (HTTP):
Connects to ec2-54-158-108-201.compute-1.amazonaws.com  (54.158.108.201:80)

TCP (HTTP):
Connects to ec2-54-146-221-202.compute-1.amazonaws.com  (54.146.221.202:80)

TCP (HTTP):
Connects to cservu-21.btrll.com  (162.208.21.166:80)

TCP (HTTP SSL):
Connects to ad.amgdgt.com  (207.171.14.243:443)

TCP (HTTP):
Connects to 68.vip.netscaler5-6.dc6.vclk.net  (8.18.45.68:80)

TCP (HTTP SSL):
Connects to 34.f4.c1ad.ip4.static.sl-reverse.com  (173.193.244.52:443)

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