browser.exe

Browser

Web Discover

The application browser.exe by Web Discover has been detected as a potentially unwanted program 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.
Publisher:
Web Discover  (signed and verified)

Product:
Browser

Version:
48.0.2564.10

MD5:
a5e793eb24c280b2f479a10cebd39ac9

SHA-1:
211b96651caefc4a51eb7b4e245621a05124b613

SHA-256:
926666a2412db76155fee53713e95a30f2151f78f36b1090da136c139b80547a

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
10/17/2018 9:05:40 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebDisco (M)
16.5.5.19

File size:
962.2 KB (985,312 bytes)

Product version:
48.0.2564.10

Copyright:
Copyright 2016

Original file name:
browser.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\webdiscoverbrowser\2.162.2\browser.exe

Digital Signature
Signed by:

Authority:
Symantec Corporation

Valid from:
2/22/2016 6:00:00 PM

Valid to:
2/22/2017 5:59:59 PM

Subject:
CN=Web Discover, O=Web Discover, L=Wilmington, S=Delaware, C=US

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
6A8AE55D88F918454899216E122FA657

File PE Metadata
Compilation timestamp:
5/3/2016 7:10:25 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
24576:YrniuLOyClDowWzTzznFrYwLoPXEam+cXGBQqz8Z+pnLwV:gPLORJ8ZewV

Entry address:
0x4B71A

Entry point:
E8, EC, B2, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 57, 56, 53, 33, FF, 8B, 44, 24, 14, 0B, C0, 7D, 14, 47, 8B, 54, 24, 10, F7, D8, F7, DA, 83, D8, 00, 89, 44, 24, 14, 89, 54, 24, 10, 8B, 44, 24, 1C, 0B, C0, 7D, 14, 47, 8B, 54, 24, 18, F7, D8, F7, DA, 83, D8, 00, 89, 44, 24, 1C, 89, 54, 24, 18, 0B, C0, 75, 18, 8B, 4C, 24, 18, 8B, 44, 24, 14, 33, D2, F7, F1, 8B, D8, 8B, 44, 24, 10, F7, F1, 8B, D3, EB, 41, 8B, D8, 8B, 4C, 24, 18, 8B, 54, 24, 14, 8B, 44, 24, 10, D1, EB, D1...
 
[+]

Entropy:
5.4970

Code size:
410 KB (419,840 bytes)

Scheduled Task
Task name:
WebDiscover Browser Launch Task

Trigger:
Logon (Runs on logon)

Description:
WebDiscover Browser Launch Task


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

TCP (HTTP SSL):
Connects to pr.comet.vip.bf1.yahoo.com  (66.196.116.112:443)

TCP (HTTP SSL):
Connects to e1.ycpi.vip.daa.yahoo.com  (69.147.86.11:443)

TCP (HTTP SSL):
Connects to bf1onepush.vip.bf1.yahoo.com  (72.30.196.161:443)

TCP (HTTP SSL):
Connects to a23-36-69-23.deploy.static.akamaitechnologies.com  (23.36.69.23:443)

TCP (HTTP SSL):
Connects to a23-207-58-22.deploy.static.akamaitechnologies.com  (23.207.58.22:443)

TCP (HTTP SSL):
Connects to a23-207-55-40.deploy.static.akamaitechnologies.com  (23.207.55.40:443)

TCP (HTTP SSL):
Connects to a104-112-249-46.deploy.static.akamaitechnologies.com  (104.112.249.46:443)

TCP (HTTP SSL):
Connects to a23-45-197-183.deploy.static.akamaitechnologies.com  (23.45.197.183:443)

TCP (HTTP):
Connects to prod-hzeu-exebid-lba-5.dca-ops.tech  (213.239.222.23:80)

TCP (HTTP):
Connects to gemini-test.rtas.btrll.com  (162.208.20.178:80)

TCP (HTTP):
Connects to ec2-52-52-241-18.us-west-1.compute.amazonaws.com  (52.52.241.18:80)

TCP (HTTP):
Connects to ads6-us-west.stickyadstv.com  (37.221.175.147:80)

TCP (HTTP):
Connects to ec2-54-84-199-178.compute-1.amazonaws.com  (54.84.199.178:80)

TCP (HTTP):
Connects to ec2-54-243-153-104.compute-1.amazonaws.com  (54.243.153.104:80)

TCP (HTTP SSL):
Connects to ec2-54-215-161-165.us-west-1.compute.amazonaws.com  (54.215.161.165:443)

TCP (HTTP):
Connects to ec2-52-41-230-109.us-west-2.compute.amazonaws.com  (52.41.230.109:80)

TCP (HTTP):
Connects to ec2-52-22-187-29.compute-1.amazonaws.com  (52.22.187.29:80)

TCP (HTTP SSL):
Connects to ec2-52-206-195-243.compute-1.amazonaws.com  (52.206.195.243:443)

TCP (HTTP):
Connects to ec2-52-200-20-223.compute-1.amazonaws.com  (52.200.20.223:80)

TCP (HTTP SSL):
Connects to 57.247.178.107.bc.googleusercontent.com  (107.178.247.57:443)

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