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lt_setup.exe

LT Setup

Core Systems

Part of an adware web browser extension that delivers advertisements such as coupons, price-comparisons, display media, affiliate links, banners, popups/popunders and other links. The application lt_setup.exe, “Local Temperature Setup” by Core Systems has been detected as adware by 2 anti-malware scanners. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from s.allfreesoft.net and multiple other hosts.
Publisher:
Local Temperature LLC  (signed by Core Systems)

Product:
LT Setup

Description:
Local Temperature Setup

Version:
1.0.0.2

MD5:
965363bc246c6db174f0833062443ad2

SHA-1:
dcb53e7b25202674e4ba0c78dd61e87f2b0d4225

SHA-256:
bcd4b65efdc85ce8cb7054e95fe9cee4195d69a73722462a1d261fda9d5c994d

Scanner detections:
2 / 68

Status:
Adware

Analysis date:
4/25/2024 2:14:47 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Weather.Installer
15.5.14.18

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.3

File size:
324.9 KB (332,712 bytes)

Product version:
1.0.0.2

Copyright:
Copyright (C) 2015

Original file name:
lt_setup.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\lt_setup.exe

Digital Signature
Signed by:
Core Systems

Authority:
GoDaddy.com, Inc.

Valid from:
6/17/2014 3:26:02 PM

Valid to:
6/17/2015 3:26:02 PM

Subject:
CN=Core Systems, O=Core Systems, L=Austin, S=Texas, C=US

Issuer:
CN=Go Daddy Secure Certificate Authority - G2, OU=http://certs.godaddy.com/repository/, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
4B1F1B2C0AF57F

File PE Metadata
Compilation timestamp:
2/25/2015 10:28:00 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
6144:fXFuaxSA7/6eVfP3RLbI+0Pmdw57lsjpEn6:f1uabDV5b+sw57ApEn6

Entry address:
0x21028

Entry point:
E8, BD, 94, 00, 00, E9, 7F, FE, FF, FF, 55, 8B, EC, 56, 8B, 75, 08, 83, 3C, F5, 28, 7E, 44, 00, 00, 75, 13, 56, E8, 71, 00, 00, 00, 59, 85, C0, 75, 08, 6A, 11, E8, D8, 74, 00, 00, 59, FF, 34, F5, 28, 7E, 44, 00, FF, 15, 48, B0, 43, 00, 5E, 5D, C3, 56, 57, BE, 28, 7E, 44, 00, 8B, FE, 53, 8B, 1F, 85, DB, 74, 17, 83, 7F, 04, 01, 74, 11, 53, FF, 15, 50, B0, 43, 00, 53, E8, 8A, E8, FF, FF, 83, 27, 00, 59, 83, C7, 08, 81, FF, 48, 7F, 44, 00, 7C, D8, 5B, 83, 3E, 00, 74, 0E, 83, 7E, 04, 01, 75, 08, FF, 36, FF, 15...
 
[+]

Entropy:
6.3088

Code size:
228.5 KB (233,984 bytes)

The file lt_setup.exe has been seen being distributed by the following 4 URLs.

http://s.allfreesoft.net/inst/software/EC1B949F-5670-4A1F-80F6-984974679833/.../lt_setup.exe

http://secured.secureeastcdn.us/.../lt_setup.exe

http://cdn.download4desktop.com/Installer/.../LocalTemperature20150303.exe

http://owncloud.hvaxrg1t.com/.../public.php?service=files&t=fd2e0035986006680aa4da534aee0e4b&download

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