35a3e3cb-c6e9-4fc1-a9e3-5117b67f1b36-1-7.exe

Browserapserv2.1

ColoColo Apps (Bright Circle Investments Ltd)

This adware is a web browser extension that will inject advertising in the browser in the form of unwanted banners and text-links which may link to malware sites and install unwanted software. The application 35a3e3cb-c6e9-4fc1-a9e3-5117b67f1b36-1-7.exe, “Browserapserv2.1 exe” by ColoColo Apps (Bright Circle Investments) 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 scheduled task under the Windows Task Scheduler triggered to execute each time a user logs in. It is built using the Crossrider cross-browser extension toolkit. While the file utilizes the Crossrider framework and delivery services, it is not owned by Crossrider. It is part of the Brightcircle group of web-extensions that inject advertisements in the browser.
Publisher:
BrowserAppPub  (signed by ColoColo Apps (Bright Circle Investments Ltd))

Product:
Browserapserv2.1

Description:
Browserapserv2.1 exe

Version:
1000.1000.1000.1000

MD5:
95c8fe9d98d35c9aabc437cf6c6941e9

SHA-1:
438b32bcc932bc05e406691019f3f9335ae7eb79

SHA-256:
69e1e17103989806fb0aaac3aa8aadafcb140cadca4ac591d78e629999c8658e

Scanner detections:
1 / 68

Status:
Adware

Explanation:
The software may change the browser's home page and search provider settings as well as display advertisements.

Analysis date:
11/23/2024 10:51:38 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Crossrider.Brightcircle (M)
16.5.27.19

File size:
1.1 MB (1,114,584 bytes)

Product version:
1000.1000.1000.1000

Copyright:
Copyright 2011

Original file name:
Browserapserv2.1.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\browserapserv2.1\35a3e3cb-c6e9-4fc1-a9e3-5117b67f1b36-1-7.exe

Digital Signature
Authority:
COMODO CA Limited

Valid from:
12/16/2014 2:00:00 AM

Valid to:
12/17/2015 1:59:59 AM

Subject:
CN=ColoColo Apps (Bright Circle Investments Ltd), O=ColoColo Apps (Bright Circle Investments Ltd), STREET=Athinodorou 3, STREET=Dasoupoli Strovolos, L=Nicosia, S=Nicosia, PostalCode=2025, C=CY

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

Serial number:
00D815C7CD687694A6F4119A3535D31D7A

File PE Metadata
Compilation timestamp:
1/30/2015 1:04:49 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:P0b9hVbuxWRLJ2zG4b5Iqg9bqqAZpSmpzTc7KI:Mb9hdy64NbYxWpSmpzTc+I

Entry address:
0x9F292

Entry point:
E8, D7, 00, 01, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, 8B, 4C, 24, 0C, 57, 85, C9, 0F, 84, 92, 00, 00, 00, 56, 53, 8B, D9, 8B, 74, 24, 14, F7, C6, 03, 00, 00, 00, 8B, 7C, 24, 10, 75, 0B, C1, E9, 02, 0F, 85, 85, 00, 00, 00, EB, 27, 8A, 06, 83, C6, 01, 88, 07, 83, C7, 01, 83, E9, 01, 74, 2B, 84, C0, 74, 2F, F7, C6, 03, 00, 00, 00, 75, E5, 8B, D9, C1, E9, 02, 75, 61, 83, E3, 03, 74, 13, 8A, 06, 83, C6, 01, 88, 07, 83, C7, 01, 84, C0, 74, 37, 83, EB, 01, 75, ED, 8B, 44, 24, 10, 5B, 5E, 5F, C3, F7, C7, 03, 00...
 
[+]

Code size:
799 KB (818,176 bytes)

Scheduled Task
Task name:
35a3e3cb-c6e9-4fc1-a9e3-5117b67f1b36-1-7

Trigger:
Logon (Runs on logon)


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

TCP (HTTP):
Connects to ip-184-168-221-55.ip.secureserver.net  (184.168.221.55:80)

Remove 35a3e3cb-c6e9-4fc1-a9e3-5117b67f1b36-1-7.exe - Powered by Reason Core Security