browser.exe

Browser

Web Discover

The executable browser.exe has been detected as malware by 1 anti-virus scanner. 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:
55.0.2859.0

MD5:
0162491ac93fba00c957b93fdf4e4147

SHA-1:
5992bbde4f670a496731aa0b06b1e00ff86b44dd

SHA-256:
32d37fa900831fa9058d3ded77dfb0f16c8d26c38a65fae0259c7d9b7720ebe3

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
2/7/2017 7:06:40 AM UTC  (nine months ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.2.7.2

File size:
3 MB (3,102,944 bytes)

Product version:
55.0.2859.0

Copyright:
Copyright 2016

Original file name:
browser.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\Program Files\webdiscoverbrowser\2.17.2\browser.exe

Digital Signature
Signed by:

Authority:
Symantec Corporation

Valid from:
1/9/2017 4:00:00 PM

Valid to:
2/23/2018 3:59:59 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:
409E4C9DD669272BE87359D12792FEE8

File PE Metadata
Compilation timestamp:
2/3/2017 2:37:34 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

Entry address:
0x21666A

Entry point:
E8, 97, 09, 00, 00, E9, 8E, 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:
6.5884

Code size:
2.3 MB (2,403,840 bytes)

Scheduled Task
Task name:
WebDiscover Browser Launch Task

Trigger:
Logon (Runs on logon)


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

TCP (HTTP SSL):
Connects to ec2-52-8-154-221.us-west-1.compute.amazonaws.com  (52.8.154.221:443)

TCP (HTTP):
Connects to li491-84.members.linode.com  (50.116.29.84:80)

TCP (HTTP):

TCP (HTTP):
Connects to a-0001.a-msedge.net  (204.79.197.200:80)

TCP (HTTP):
Connects to ec2-52-49-158-52.eu-west-1.compute.amazonaws.com  (52.49.158.52:80)

TCP (HTTP SSL):
Connects to ec2-54-215-171-152.us-west-1.compute.amazonaws.com  (54.215.171.152:443)

TCP (HTTP):
Connects to www1.extension.umn.edu  (128.101.26.76:80)

TCP (HTTP):
Connects to www.extension.umn.edu  (128.101.26.75:80)

TCP (HTTP):
Connects to webdev-pool05.its.iastate.edu  (129.186.23.166:80)

TCP (HTTP):
Connects to store.exnet.iastate.edu  (129.186.238.123:80)

TCP (HTTP):
Connects to server-54-230-95-49.fra2.r.cloudfront.net  (54.230.95.49:80)

TCP (HTTP):
Connects to server-54-230-7-107.dfw3.r.cloudfront.net  (54.230.7.107:80)

TCP (HTTP):
Connects to server-54-230-5-76.dfw3.r.cloudfront.net  (54.230.5.76:80)

TCP (HTTP):
Connects to server-54-192-139-8.lax1.r.cloudfront.net  (54.192.139.8:80)

TCP (HTTP):
Connects to server-52-85-83-239.lax1.r.cloudfront.net  (52.85.83.239:80)

TCP (HTTP):
Connects to server-52-85-83-145.lax1.r.cloudfront.net  (52.85.83.145:80)

TCP (HTTP):
Connects to msnbot-207-46-194-14.search.msn.com  (207.46.194.14:80)

TCP (HTTP):

TCP (HTTP):
Connects to ec2-54-243-128-145.compute-1.amazonaws.com  (54.243.128.145:80)

TCP (HTTP):
Connects to ec2-54-204-45-231.compute-1.amazonaws.com  (54.204.45.231:80)

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