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linesetup.exe

DownloadShield

The application linesetup.exe by DownloadShield has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from www.mypcapp.com. While running, it connects to the Internet address p3nlhg686c1686.shr.prod.phx3.secureserver.net on port 80 using the HTTP protocol.
Publisher:
DownloadShield  (signed and verified)

MD5:
2488ec5c38a59b85ec9730bdd7e0b765

SHA-1:
d956cbb1932e1c17c3cdb9215fd5b10e20ce385b

SHA-256:
b52d5b811f3c35955f651b9a3324e1a3a8a0f4aa416a7f0ca0c04dcfe3bdd203

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
5/2/2024 12:46:32 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.3.3.7

File size:
311.2 KB (318,680 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\linesetup.exe

Digital Signature
Signed by:
DownloadShield

Authority:
VeriSign, Inc.

Valid from:
12/21/2015 7:00:00 PM

Valid to:
3/21/2019 7:59:59 PM

Subject:
CN=DownloadShield, O=DownloadShield, L=San Jose, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
78070F8D972292519C0C15749BCB3808

File PE Metadata
Compilation timestamp:
8/3/2015 10:43:56 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

Entry address:
0x31FD

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 57, 33, DB, 68, 01, 80, 00, 00, 89, 5C, 24, 1C, C7, 44, 24, 14, F0, 73, 40, 00, 33, F6, C6, 44, 24, 18, 20, FF, 15, B4, 70, 40, 00, FF, 15, B0, 70, 40, 00, 66, 83, F8, 06, 74, 11, 53, E8, F3, 26, 00, 00, 3B, C3, 74, 07, 68, 00, 0C, 00, 00, FF, D0, 68, E8, 73, 40, 00, E8, 74, 26, 00, 00, 68, E0, 73, 40, 00, E8, 6A, 26, 00, 00, 68, D4, 73, 40, 00, E8, 60, 26, 00, 00, 6A, 0D, E8, C3, 26, 00, 00, 6A, 0B, E8, BC, 26, 00, 00, A3, 00, 3C, 42, 00, FF, 15, 34, 70, 40, 00, 53, FF...
 
[+]

Entropy:
7.4104

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file linesetup.exe has been seen being distributed by the following URL.

http://www.mypcapp.com/.../download

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

TCP (HTTP):
Connects to server-54-230-5-96.dfw3.r.cloudfront.net  (54.230.5.96:80)

TCP (HTTP SSL):
Connects to ps533545.dreamhost.com  (64.111.117.81:443)

TCP (HTTP):
Connects to p3nlhg686c1686.shr.prod.phx3.secureserver.net  (50.62.103.1:80)

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